𝕿𝖊𝖈𝖍𝖗𝖎𝖌𝖍𝖙𝖘 Bulletin for Friday, November 26, 2021 ┅┅┅┅┅┅┅┅┅┅┅┅┅┅┅┅┅┅┅┅┅┅┅┅┅┅┅┅┅┅┅┅┅┅┅┅┅┅┅┅┅┅┅┅┅┅┅┅┅┅┅ Generated Sat 27 Nov 02:40:00 GMT 2021 Created by Dr. Roy Schestowitz (𝚛𝚘𝚢 (at) 𝚜𝚌𝚑𝚎𝚜𝚝𝚘𝚠𝚒𝚝𝚣 (dot) 𝚌𝚘𝚖) Full hyperlinks for navigation omitted but are fully available in the originals The corresponding HTML versions are at 𝒕𝒆𝒄𝒉𝒓𝒊𝒈𝒉𝒕𝒔.𝒐𝒓𝒈 Latest in 𝒉𝒕𝒕𝒑://𝒕𝒆𝒄𝒉𝒓𝒊𝒈𝒉𝒕𝒔.𝒐𝒓𝒈/𝒕𝒙𝒕 and older bulletins can be found at 𝒉𝒕𝒕𝒑://𝒕𝒆𝒄𝒉𝒓𝒊𝒈𝒉𝒕𝒔.𝒐𝒓𝒈/𝒕𝒙𝒕-𝒂𝒓𝒄𝒉𝒊𝒗𝒆𝒔 Full IPFS index in 𝒉𝒕𝒕𝒑://𝒕𝒆𝒄𝒉𝒓𝒊𝒈𝒉𝒕𝒔.𝒐𝒓𝒈/𝒊𝒑𝒇𝒔 and as plain text in 𝒉𝒕𝒕𝒑://𝒕𝒆𝒄𝒉𝒓𝒊𝒈𝒉𝒕𝒔.𝒐𝒓𝒈/𝒊𝒑𝒇𝒔/𝒕𝒙𝒕 Gemini index for the day: gemini://gemini.techrights.org/2021/11/26/ ╒═══════════════════ 𝐑𝐄𝐂𝐄𝐍𝐓 𝐁𝐔𝐋𝐋𝐄𝐓𝐈𝐍𝐒 ════════════════════════════════════╕ Previous bulletins in IPFS (past 21 days, in chronological order): QmVzPu6Qip7yK3FGSsrMzEt3zNmqWufLFF5CZNmsVbHZLd QmYTFyk7SSEVeJPYyyFr91pb7fbKnpS4kiFjty9U136upV QmYKBd728JBm11x2JbtET9sF2KJXtKjGPDD1jVnpt7fLqz QmQba8m7JeAYTn4JDwkhe5nDZfnw9TnSASsQqLF7LBYEg2 QmT9Hh5LgzS2eg26pkvFLpdGLNAEURRLod8DffDCczhxy1 QmdEutfCAc7HzKtnLt7k7b2dajGSqfBSGnEPAuD2bontJM QmSuWrcnwPk5e1gVWiJbTq7uxUkNn8DzRVm659JmGTFR5W QmRDvU3Bb1mJHK7qGvaLg5kKvJ9tXx4qDntaaZU2EPXgnr QmXnPPSuiAbypBs2W4Hu14xEgjjptzNmzCptadFdRv7xt5 Qmed7VnZALGrUYrCRnPW72Zg4XmWFjZQUFe7BHLQ4EWp12 Qmak6N1wRPKAPf9DxMtCC9P4rZVS2rKi58Zcinr7iLRtd5 QmYZPeUTA2uaPPdjbKd4Mhnwn8aLtQKzy7Ft175ssdW8PT QmcNLdXKwxdD6cLvdgRCUDzCTD4PfjtBzdq6btKA1VdHeD QmXkgs6nUp2YxKaphy2EXnEaHqcAAagQyA5Z44RUfN2uvD QmdGDdRX8ZuGj76UZ5fvhjBZ81N9v4RyisduQDvtX5i4bQ QmXUd8Sk2pSNG2yA8y1Ddfd7zDgDgQCfztF4s5mGnkZKin QmeDHFuwxMuWGXnXY8ELJ4X5fk6wWvRiyFNXRQ9noLwTQw Qma6fG1kUmKGPn5zAHpVWkUoTsUNdRgGNmFYPmFKcxGEHK QmcehsKRe5D9pD1MUq2cbSWmBriwyeQoqZP3fXiJWEjy4z QmSWwJ7eRdx1kz73nTFtXRp2vF9nhTnV7sYYZVwuM6t9c5 QmWM7VYrVdqPgZh8JgwKyiXxRcVGNjoM8cBVEUyQXKcR5T ╒═══════════════════ 𝐈𝐍𝐃𝐄𝐗 ═══════════════════════════════════════════════════╕ ⦿ Improved Workflows: Achievement Unlocked | Techrights ⦿ 38+ Years of GNU and 19+ Years of FSF Associate Membership | Techrights ⦿ Gemini as a Platform for Gamers | Techrights ⦿ IRC Proceedings: Wednesday, November 24, 2021 | Techrights ⦿ IRC Proceedings: Thursday, November 25, 2021 | Techrights ䷼ Bulletin articles (as HTML) to comment on (requires login): http://techrights.org/2021/11/26/achievement-unlocked/#comments http://techrights.org/2021/11/26/fsf-associate-membership-at-19/#comments http://techrights.org/2021/11/26/gemini-protocol-games/#comments http://techrights.org/2021/11/26/irc-log-241121/#comments http://techrights.org/2021/11/26/irc-log-251121/#comments ䷞ Followed by Daily Links (assorted news picks curated and categorised): http://techrights.org/2021/11/26/eurolinux-8-5/#comments http://techrights.org/2021/11/26/whonix-16-0-3-7/#comments ䷩ 𝚕𝚒𝚗𝚎 60 ╒═══════════════════ 𝐀𝐑𝐓𝐈𝐂𝐋𝐄 ═════════════════════════════════════════════════╕ (ℹ) Images, hyperlinks and comments at http://techrights.org/2021/11/26/achievement-unlocked/#comments Gemini version at gemini://gemini.techrights.org/2021/11/26/achievement-unlocked/ ⠀⌧ █▇▆▅▄▃▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁ 11.26.21⠀▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▂▃▄▅▆▇█ ⌧ Gemini_version_available_♊︎ ✐ Improved_Workflows:_Achievement_Unlocked⠀✐ Posted in Site_News at 5:49 pm by Dr. Roy Schestowitz Video_download_link | md5sum 70ae383a1ba706ca4e653b121c9f7f75 http://techrights.org/videos/more-automation.webm Summary: Today we’ve completed a bunch of small projects that can make us more efficient (e.g. more Daily Links per day, more articles); the above video was recorded many hours ago to accompany the outline below THE past few days were spent coding a bunch of improvements to site operations, which mostly involve assessing, curating, and sharing news. In the process we occasionally identify areas that merit more coverage if not rebuttal. We’re unable to cover everything all the time, partly because we’re not experts in every domain and partly because our time and resources are very limited. We’re not sponsored by oligarchs and corporations; in over 15 years we’ve not sold out or compromised our journalistic independence. 🄸🄼🄰🄶🄴 🄳🄴🅂🄲🅁🄸🄿🅃🄸🄾🄽 ⦇Typing: Techrights loves weekends⦈ All the latest changes (code) can be found in_Git and corresponding internal communication can be found in IRC logs. These past few days were fully utilised to carry out maintenance/system updates, housekeeping chores, and of course coding some stuff that was well overdue; we can only ever compete (the battle over narrative/information) with the “Big Sites” if we’re very efficient and are capable of publishing very rapidly (lately we’ve been posting Daily links thrice a day). This coming weekend we’ll try to relax a bit (news cycles will be dry anyway) and on Monday we’ll publish Microsoft GitHub Exposé — Part VIII, focusing on Mr. Graveley’s notorious Tomboy project; of course he proceeded from attacking GNU/Linux with Mono to working directly for Microsoft, spearheading the attack on copyleft/GPL. Incidentally, the same people who mobbed Richard Stallman earlier this year are coming to realise, as per today’s_press_statement, that Microsoft is pure evil and Microsoft cannot be redeemed. Yes, even people in the OSI’s Board can see it; will they can Microsoft employee who have entered the Board? Because some have indeed resumed the entryism. █ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠹⣿⣧⠀⠀⠀⠀⠀⠀⣽⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠹⣿⣇⠀⠀⠀⠀⠠⣿⣿⣿⣿⣿⠿⠛⠻⠛⠛⠛⢻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠟⠙ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠘⢿⣶⣶⣶⣶⣶⣾⣿⣿⣿⣧⢀⣀⣤⣤⣀⣀⣈⠛⠛⠻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣧⣤ ⣿⣿⣿⣿⣿⠿⠿⠿⢿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⡿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⠀⠀⠘⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿ ⣿⣿⣿⣿⣿⢻⣿⢳⡶⢦⡶⣮⢩⣅⣀⣀⡀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⣧⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⣤⣤⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣯⣭⣭⣭⣍⣉⠉⠉⠉⠉⠀⠀⠀⠀⠀⠀⠀⠀ ⣿⣿⣿⣿⣿⣸⡇⣼⣟⣹⣇⣛⣿⣿⡏⣿⣿⢷⣿⣴⢶⡆⣦⣭⣭⣉⣛⢛⠟⠛⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣾⣶⣴⣶⣴⣴⣶⣦⣦⣶ ⣿⣿⣿⣿⣿⣶⣷⣭⣭⣜⣛⣃⠿⠿⠿⣿⣿⣸⣇⣿⣶⢿⣿⣿⢁⣿⠹⣿⡿⢠⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⡀⠰⠈⢡⠉⠙⢘⣛⣻⡸⠟⢸⣿⡿⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢿⡟⣛⢻⡿⠿⢿⣿⣿⣿⣿⣿⡟⡛⠛⠻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⡇⠠⠀⠸⠀⠀⢸⣿⣿⣿⣷⣶⣤⠐⣛⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢸⣷⣿⣾⢿⣿⢳⣷⢆⣾⣭⢭⣥⣀⡀⣀⠉⠋⠉⠙⠉⡉⠉⠹⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⡇⠀⠀⢰⠀⠀⣿⣿⣿⣿⣿⣿⣿⠀⣦⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣸⠿⢿⡿⣼⣏⣹⣟⢻⣿⡏⣾⣯⣼⣷⡿⣿⢿⣦⣶⣶⠁⠀⠀⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⠇⠀⠀⢸⠀⠀⣾⣿⣿⣿⣿⣿⣿⣰⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢿⣿⣿⣿⣯⣿⣿⣷⣾⣯⣭⣽⣟⣛⡻⢶⠿⢿⣷⣿⣿⢣⣿⣧⢨⠈⣭⢻⣿⣿⣿⣿⣿⡿⢿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⠆⠀⠀⠘⠀⣠⣿⣿⣿⣄⠀⠀⠀⠀⠀⠀⢹⣽⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⠀⠀⣼⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⣦⠡⢨⣉⣥⣿⣶⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⢷⠀⠀⠀⢰⣾⣟⡛⠟⢛⣋⡀⠀⠈⠀⢀⣤⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡆⠀⢀⣼⣿⣿⠟⠛⠛⠉⠉⣿⣿⣿⣿⠁⠙⣿⠿⠿⢿⠿⠿⠛⠋⠉⠀⣠⣸⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⢸⠀⠀⣠⣿⣿⣿⣭⣴⣿⣿⣿⣦⣀⣴⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣇⠀⢾⠛⠉⠁⠀⠀⠀⠀⠀⢻⣿⣿⣿⠀⠙⠛⠃⠀⠀⠀⠀⠀⡄⠀⠠⠀⣿⣿⣿⣿⡿⢿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠀⢠⣴⣾⣿⣿⣛⠛⠃⠘⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⢿⣿⣿⣿⣿⣿⣿⣿⠟⢠⣾⠀⠀⠀⠀⠀⠀⠀⠀⠈⠉⠉⠙⠀⠀⠀⠀⠀⠀⠀⠀⠀⠁⠀⣶⡶⠾⠿⠿⠿⠷⠬⠿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣇⣴⣿⣿⣿⣿⣿⣿⣷⣾⣿⣿⣿⣿⣿⣿⡏⠉⢻⣿⣿⣿⣿⡄⠻⣿⣯⣅⠈⠋⠁⠀⠘⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢂⣿⡇⠀⣦⣀⠀⠀⠀⠀ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠟⣽⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠋⠁⠀⠀⢹⣿⡿⠛⠛⠀⢻⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣤⣤⣤⣤⣤⣤⠀⢸⡇⠀⠀⠀⡀⠀⠀⠀ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠃⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠉⠀⠀⠀⠀⠘⣿⣿⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢰⡄⠘⣿⣿⣿⣿⣿⣿⠀⢸⡇⠀⠀⠰⣁⠰⠶⠶ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡟⢰⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠋⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢻⠇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠐⠀⢸⣷⠀⢸⣿⣿⣿⣿⣿⡀⠘⡇⠀⠀⠃⡯⠆⠀⠀ ⠿⣿⣿⣿⢿⣿⣿⣿⡿⢿⣿⣷⣬⡿⣿⣿⣿⡿⣿⣿⣿⣿⣀⣤⣤⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠰⢦⣤⡦⢦⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠉⠉⠀⠀⠀⠀⠀⠉⠉⠁⠀⠁⠀⠀⠀⠑⠀⠻⠿ ⣿⣟⣩⣥⣾⣿⠋⢉⣤⣾⣿⠟⣫⣼⣿⣿⣯⣤⣿⣿⣿⡿⠛⣿⠃⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠀⠈⠛⢧⣼⣷⣄⣀⣤⣶⣦⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠿⠟⣛⣭⣶⣶⣿⣿⣿⣯⣶⣿⣿⣿⣿⣿⣿⣭⠿⣿⣿⣧⣀⠀⢀⣀⣀⣀⣶⠀⠀⠀⠀⠀⣀⣀⣠⣤⣤⣤⣀⣀⣀⡀⠀⠀⠀⣠⣿⣿⡿⠛⢶⣾⣿⡷⠀⠀⠀⠀⠤⠄⠀⠀⠀⠐⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⣀⠆⠲⣶⠏⢶⠄⠸⠽⠿⠏⠀⠈⠉⠉⠉⠀⠀⠀⠉⠉⠉⠁⠀⠈⠉⠉⠉⠁⠀⠀⠀⠀⠀⠉⠉⠉⠉⠁⠀⠉⠉⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢠⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣀ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⢻⣿⣿⣷⡎⣖⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠹⣿⣿⣼⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠛⠻⠟⠛⠛⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠹⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣯⢀⣀⣤⣤⣀⣀⣈⠛⠛⠻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⣶ ⣿⣿⣿⣿⣿⠿⠿⠿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⢹⣿⣿⣿⣿⣿⣿⣿⡿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⠀⠀⠘⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⢻⣿⢳⡶⢦⣶⣮⢩⣅⣀⣀⡀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⣧⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⣤⣤⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣭⣭⣍⣉⣉⡉⠉⠉⠉⠀⠀⠀⠀⠀ ⣿⣿⣿⣿⣿⣸⡇⣼⣟⣹⣇⣛⣿⣿⡏⣿⣿⢷⣿⣴⢶⡆⣮⣭⣭⣙⣛⢿⠿⠛⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⣶⣾⣶⣶⣶ ⣿⣿⣿⣿⣿⣶⣷⣭⣭⣝⣛⣃⠿⠿⠿⣿⣿⣸⣧⣿⣶⣿⣿⣿⢣⣿⠹⣿⡿⢠⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⡁⢰⠈⢡⠉⠙⢘⣛⣻⡸⠟⢸⣿⡿⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢿⡟⣛⢿⡿⠿⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠁⠀⡇⢠⠀⠸⠀⠀⣼⣿⣿⣿⣿⣷⣤⠒⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢸⣿⣿⣾⢿⣿⢳⣿⢆⣿⣭⢭⣭⣉⡉⣉⠉⠛⠛⠛⠛⡙⠙⠹⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⡇⢸⠀⢰⠀⠀⣿⣿⣿⣿⣿⣿⣿⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣼⠿⢿⡿⣼⣏⣹⣟⢻⣿⡏⣾⣯⣼⣷⡿⣿⢿⣦⣶⣶⠁⠀⠈⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⠇⠀⠀⢸⠀⠀⣿⣿⣿⣿⣿⣿⣿⡿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⣿⣯⣭⣽⣟⣛⣻⠶⠿⣿⣷⣿⣿⢧⣿⣧⢨⠉⣭⢻⣿⣿⣿⣿⣿⡿⢿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⠇⠀⠀⠘⠀⣀⣿⣿⣿⡏⣿⣿⡍⠀⠀⠀⠉⢿⣿⠛⠛⢿⣿⣿⣿⣿⣿⣿⣿⠀⠁⠀⢀⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⣦⣥⢬⠙⠵⡿⣤⣿⣸⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⣿⠄⠀⠀⢰⣾⣟⠿⠿⠛⠁⢸⣿⠀⠀⠀⠀⠀⠀⠻⣤⡀⠀⢻⣿⣿⣿⡏⠉⠁⠀⠀⢀⣾⣿⠿⠿⠿⠿⠋⢹⣿⣿⣿⡟⠛⢿⣿⣿⣿⣿⣶⣷⣿⡿⠿⠛⠛⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⢸⠀⠀⣠⣿⣿⣿⣇⡀⢀⣴⣿⣿⠀⠀⠀⠀⠀⠀⠀⠈⠀⠀⠈⣿⣿⣿⠗⠀⠀⠀⣴⡿⠛⠓⠀⠀⠀⠀⠀⠘⣿⣿⣿⣧⠠⢶⣿⡇⠀⠉⠉⠉⠀⠀⠠⠀⣾⣿⣿⣿⣿⢿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⢠⣤⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣶⡄⠀⠀⣽⡄⠀⠀⠀⠀⠀⠀⠀⠀⢿⣿⣿⡿⠀⠀⠀⠀⠀⠀⠀⠀⠂⠀⣶⡶⠾⠿⠿⠿⠷⠼⠿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣏⣰⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣧⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⠛⠋⠀⠀⢸⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠀⠀⠀⠀⠀⣋⣿⡇⠀⣦⣀⠀⠀⠀⠀ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡟⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠏⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠛⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣤⣤⣤⣤⣤⣤⠀⢸⡇⠀⠀⠀⡀⠀⠀⠀ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡏⣼⣿⣿⣿⣿⣿⣿⣿⣿⣿⡟⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢠⡄⠘⣿⣿⣿⣿⣿⣿⠀⢸⡇⠀⠀⣱⣁⠴⠶⠶ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠀⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠠⠄⢸⣿⠀⢸⣿⣿⣿⣿⣿⡀⠘⡇⠀⠀⠃⡯⠆⠀⠀ ⢿⣿⣿⣿⢿⣿⣿⣿⡿⢿⣿⣷⣤⡿⣿⣿⣿⡿⣿⣿⣿⣿⣉⣤⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠰⠶⠶⠶⠶⠶⢶⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠉⠀⠀⠀⠀⠈⠉⠉⠁⠀⠁⠀⠀⠀⠑⠂⠻⣿ ⣿⣿⣩⣵⣾⣿⠛⣉⣤⣾⣿⡟⣫⣼⣿⣿⣿⣤⣿⣿⣿⡿⠛⣿⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣷⣄⢠⣤⣶⣦⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠿⢿⣛⣿⣶⣾⣿⣿⣿⣿⣶⣿⣿⣿⣿⣿⣿⣭⠿⣿⣿⣃⠀⠀⠀⣠⣶⣤⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣀⣀⣀⡀⠀⠀⠀⠀⠀⢨⣿⡿⠛⢶⣾⣿⡿⠀⠀⠀⠀⠠⠄⠀⠀⠀⠀⠄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⣀⠆⠲⣶⠏⢶⠄⠸⠽⠿⠏⠀⠉⠉⠉⠉⠀⠀⠀⠉⠉⠉⠀⠀⠀⠉⠉⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠉⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢤⣄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣀ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠹⣿⣿⡁⠀⠀⢘⢫⣽⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠹⣿⣷⣀⣤⣹⣿⣿⣿⣿⣿⣿⣿⡿⠛⠻⠟⠛⠛⢻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠹⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣯⢀⣀⣤⣄⣀⣀⣀⡛⠛⠻⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⣤ ⣿⣿⣿⣿⣿⠿⠿⠿⢿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⡿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⡀⠀⠈⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿ ⣿⣿⣿⣿⣿⢻⣿⢳⡶⢦⣶⣮⢩⣅⣀⣀⡀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⣧⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⣤⣤⣼⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣽⣿⣭⣭⣍⣉⣉⠉⠉⠁⠀⠀⠀⠀⠀⠀⠀ ⣿⣿⣿⣿⣿⣸⡇⣼⣟⣹⣇⣛⣿⣿⡏⣿⣿⢷⣿⣴⢶⡆⣮⣭⣭⣙⣛⢛⠿⠛⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣾⣷⣶⣶⣶⣶⣶⣶⣶ ⣿⣿⣿⣿⣿⣶⣷⣭⣭⣜⣛⣃⠿⠿⠿⣿⣿⣸⣇⣿⣶⣿⣿⣿⢡⣿⠹⣿⡿⢠⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡆⠀⡀⠰⠈⢡⠉⠙⢘⣛⣻⡸⠟⢸⣿⡿⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢿⡟⣛⢿⡿⠿⢿⣿⣿⣿⣿⣿⣟⣿⠻⡿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⡇⢠⠀⠸⠀⠀⣸⣿⣿⣿⣿⣶⣤⠐⣛⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢸⣷⣿⣾⢿⣿⢳⣷⢆⣾⣭⢭⣭⣉⡁⣉⠉⠛⠛⠙⠉⡉⠉⠹⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⡇⠰⠀⢰⠀⠀⣿⣿⣿⣿⣿⣿⣿⠀⣧⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣸⢿⢿⡿⣼⣏⣹⣟⢻⣿⡏⣾⣯⣼⣷⡿⣿⢿⣦⣶⣶⠁⠀⠀⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⠇⠀⠀⢸⠀⠀⣿⣿⣿⣿⣿⣿⣿⣀⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢿⣿⣿⣿⣿⣿⣿⣶⣾⣯⣭⣽⣟⣛⣻⣶⠿⢿⣷⣿⣿⢣⣿⣧⢨⣉⣭⣻⣿⣿⣿⣿⣿⡿⢿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⠇⠀⠀⠘⠀⣀⣿⣿⣿⣿⣶⣾⣿⡄⣠⣿⣿⣿⣿⣿⣿⣿⣿⠿⣿⣿⣿⣿⡀⢀⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣦⣤⣥⣬⣽⣵⣿⣿⠿⠿⢿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⢿⠀⠀⠀⣀⣸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠃⠀⠀⢰⣿⠟⠻⢿⡟⠙⣿⣿⡿⣿⣿⣿⣿⣿⠛⠛⠻⣿⣿⣿⣿⣿⠛⠉⠉⠀⠀⠀⣶⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⢸⠀⣾⣿⣿⣿⣿⣿⣿⣿⣿⢿⣿⣿⣿⣿⠻⣿⣿⣿⣿⣿⣿⣿⡄⠀⠀⠈⠃⠀⠀⠀⠀⠀⠀⠀⠀⠸⣿⣿⣿⣿⠀⠀⠀⠈⠛⠿⠟⠛⠧⠀⠀⡄⠀⠠⠀⣿⣿⣿⣿⡿⢿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⢠⠀⢿⣿⣿⣿⣿⣿⣿⡿⠟⠈⢿⣿⡿⠟⠀⠙⣿⣯⣠⣿⣿⣿⠁⠀⠀⠀⢰⣆⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠁⠀⣶⡶⠾⠿⠿⠿⠷⠬⠿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣏⠀⢸⢀⣜⠛⠻⣿⡋⠈⠛⠃⠀⠀⠀⠹⠀⠀⠀⠀⠻⠟⠛⠻⠟⠋⠀⠀⠀⠀⠀⠉⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣋⣿⡇⠀⣦⣀⠀⠀⠀⠀ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⢀⣼⣿⣉⡁⠀⠹⣧⠀⠀⠀⠀⠀⠀⠀⠹⡿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⣿⣿⠀⠀⢸⣦⠀⢀⣤⣤⣤⣤⣤⣤⠀⢸⡇⠀⠀⠀⡀⠀⠀⠀ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⣿⣿⣿⣿⣿⣶⣿⣿⡆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⠛⠛⠛⠋⠀⣸⣿⡆⠘⢿⣿⣿⣿⣿⣿⠀⢸⡇⠀⠀⡰⣁⠴⠶⠶ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⣮⠀⠀⠀⠀⢰⣿⣿⡇⠀⢸⣿⣿⣿⣿⣿⡀⠘⡇⠀⠀⠃⡯⠆⠀⠀ ⢿⣿⣿⣿⢿⣿⣿⣿⡿⢿⣿⣿⣴⡿⣿⠿⠿⠿⣿⠿⠿⠛⠋⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣀⣠⣤⠀⣠⣤⣴⣶⣶⣶⡶⠂⠀⠀⠀⠀⠀⠉⠁⠀⠀⠀⠈⠉⠉⠁⠀⠀⠀⠀⠈⠉⠉⠁⠀⠁⠀⠀⠀⠑⠀⠻⣿ ⣿⣟⣩⣵⣾⣿⠛⣉⣤⣾⣿⡟⣫⣼⣷⣤⣄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣀⠀⠀⠀⠀⣈⡙⠻⣧⣼⣿⡛⢻⣤⣽⣟⠁⠀⠀⠀⢀⣀⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠿⠿⣛⣯⣶⣾⣿⣿⣿⣯⣶⣿⣿⣿⣿⣿⣯⣤⠾⣿⣿⣷⣤⡾⢿⣿⣷⣤⣿⠿⢿⣿⣤⣾⣿⣿⣿⣦⣿⣿⣿⣿⣶⣿⣿⡟⠻⣶⣾⣿⡿⠛⢦⣤⡄⠀⠀⠀⠀⠀⠀⠀⠀⠐⠛⠲⠂⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⣀⠆⠲⣶⠏⢶⠄⠸⠽⠿⠇⠀⠈⠉⠉⠁⠀⠀⠀⠉⠉⠉⠁⠀⠈⠉⠉⠉⠁⠀⢀⣀⠀⠈⠉⠉⠉⠉⠀⠀⠈⠉⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣀ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠹⣿⣿⡁⠀⠀⠠⢉⣹⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠹⣿⣷⠀⢂⢰⣿⣿⣿⣿⣿⣿⣿⡿⠛⠻⠟⠛⠛⢻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠟⠛ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠹⣿⣿⣿⣷⣷⣿⣿⣿⣿⣿⡏⢀⣀⣤⣄⣀⣀⣈⠛⠛⠻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣦⣤ ⣿⣿⣿⣿⣿⠿⠿⠿⢿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⡿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⠀⠀⠘⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿ ⣿⣿⣿⣿⣿⢻⣿⢳⡶⢦⡶⣮⢩⣅⣀⣀⡀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⣷⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣶⣤⣤⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣯⣭⣭⣭⣭⣍⡉⣉⡉⠉⠁⠀⠀⠀⠀⠀⠀⠀ ⣿⣿⣿⣿⣿⣸⡇⣼⣟⣹⣇⣛⣿⣿⡏⣿⣿⢷⣿⣴⢶⡆⣦⣭⣭⣙⣛⢻⠟⠙⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⣿⣾⣷⣶⣶⣶⣶⣶⣶⣶ ⣿⣿⣿⣿⣿⣶⣷⣭⣭⣜⣛⣃⠿⠿⠿⣿⣿⣸⣇⣿⣶⣿⣿⣿⢡⣿⠹⣿⡿⢠⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡂⠀⡀⠰⠈⢡⠉⠙⢘⣛⣻⡸⠟⢸⣿⡿⣸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢿⡟⣛⢿⡿⠿⢿⣿⣿⣿⣿⣿⣟⣿⠛⡟⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⡇⢠⠀⠸⠀⠀⢸⣿⣿⣿⣿⣶⣤⠐⣛⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢸⣷⣿⣾⢿⣿⢳⣷⢆⣾⣭⢭⣥⣉⡀⣈⠉⠛⠉⠙⠉⡉⠉⠹⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⡇⠰⠀⢰⠀⠀⣿⣿⣿⣿⣿⣿⣿⠀⣦⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣼⠿⢿⡿⣼⣏⣹⣟⢻⣿⡏⣾⣯⣼⣷⡿⣿⢿⣦⣶⣶⠁⠀⠀⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⠇⠀⠀⢸⠀⠀⣿⣿⣿⣿⣿⣿⣿⣠⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣯⣷⣶⣶⣮⣭⣩⣽⣟⣛⣻⠶⠿⢿⣷⣿⣿⢣⣿⣧⢨⠉⣭⢻⣿⣿⣿⣿⣿⡿⢿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⠇⠀⠀⠈⢀⣤⣿⣿⣿⣿⣿⣿⣿⣷⣀⣈⣿⣹⣿⣿⣿⣿⣿⠿⢿⣿⣿⣿⠀⠀⠀⠀⣼⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⣦⡀⠡⢨⠙⠵⠿⠤⠿⣸⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⢷⠀⠀⠀⢠⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⠀⠀⠁⠀⠀⢀⣾⣿⣿⣿⣿⣿⠿⠿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣦⣼⣤⣷⣶⣶⣶⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⢸⠀⢠⣶⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣯⡆⠀⠀⠀⠀⣠⣶⣾⣿⣿⣿⣿⣿⡿⠀⠀⠹⣿⣿⣿⣿⣹⣿⣿⣿⡿⠿⠟⠋⠉⠉⠁⠀⣴⣿⣿⣿⡿⢿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⢠⠀⣿⣿⣿⣿⣿⣿⣿⣿⣽⣿⣿⣿⣿⡏⠉⢻⣿⣿⣿⣿⣿⣿⣦⣄⠀⠀⠀⠻⠋⠀⠀⠀⢻⣿⣿⡇⠀⠀⠀⠹⠿⠛⠛⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⣶⡶⠾⠿⠿⠿⠷⠬⠿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡏⠀⣸⣾⣿⣿⣿⣿⣿⣿⣿⡏⠀⢻⣿⣿⡟⠁⠀⠀⠉⣍⣉⠛⠙⠿⠿⢿⠇⠀⠀⢰⣆⠀⠀⠀⠀⠉⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣃⣿⡇⠀⣦⣀⠀⠀⠀⠀ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣧⣾⣿⣿⣿⣿⣿⣿⣿⣿⡿⠃⠀⠈⢿⣿⠁⠀⠀⠀⢸⣿⠟⠂⠀⠀⠀⠀⠀⠀⠀⠀⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣤⣤⣤⣤⣤⣤⠀⢸⡇⠀⠀⠀⡀⠀⠀⠀ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢻⣿⣿⣿⣿⣿⣿⣿⣿⡅⠀⠀⠀⠘⠃⠀⠀⠀⠀⠘⠋⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣼⡆⠘⣿⣿⣿⣿⣿⣿⠀⢸⡇⠀⠀⡰⣁⠰⠶⠶ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢁⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣿⣿⠀⢸⣿⣿⣿⣿⣿⡀⠘⡇⠀⠀⠃⡯⠆⠀⠀ ⠿⣿⣿⣿⢿⣿⣿⣿⡿⢿⣿⣯⣼⡿⣿⣿⡿⠿⣿⡿⡛⠋⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣤⣴⣶⣶⣶⣶⠆⠀⠀⠀⠀⠀⠉⠁⠀⠀⠀⠀⠈⠉⠁⠀⠀⠀⠀⠈⠉⠉⠁⠀⠁⠀⠀⠀⠑⠀⠻⣿ ⣿⣟⣩⣵⣾⣿⠛⣉⣤⣾⣿⡟⣫⣴⠋⠁⠀⢀⣼⡿⠋⠀⠀⠀⠀⠀⠀⠀⠀⠀⡀⠀⠀⠀⠀⠀⠀⢀⣤⣄⡈⢛⣤⣽⣟⠛⣠⣤⣤⣄⣠⣤⠀⠀⠀⠀⠀⠠⠄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠿⠿⣛⣭⣶⣾⣿⣿⣿⣿⣶⣿⣿⣿⣶⣶⣆⡀⠀⣀⣀⣀⡀⠈⠀⣀⣀⣀⡀⠻⢿⣿⣤⣶⣿⣿⣿⣤⣿⣿⣿⣿⣶⣿⣿⡟⠻⣶⣾⣿⡿⠛⢶⣴⣶⠦⠀⠀⠐⠺⠷⠄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⣀⠆⠲⣶⠏⢶⠄⠸⠽⠿⠇⠀⠀⠉⠉⠁⠀⠀⠀⠉⠉⠉⠁⠀⠈⠉⠉⠉⠀⠀⢀⣀⠀⠈⠉⠉⠉⠉⠀⠀⠈⠉⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢤⣄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣀ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⢻⣿⣿⣷⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠹⣿⣿⣽⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠛⠿⠟⠛⠛⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠹⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⢀⣠⣤⣄⣀⣀⣈⠛⠛⠿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⣶ ⣿⣿⣿⣿⣿⠿⠿⠿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⢹⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⠀⠀⠘⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ 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⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⣿⣿⣿⣿⠀⠀⠀⠀⠀⠀⢀⠀⢀⣤⣤⣤⣤⣤⣤⠀⢸⡇⠀⠀⠀⡀⠀⠀⠀ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡟⣱⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠟⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠉⠉⠉⠀⠀⠀⠀⠀⢠⣿⡄⠸⣿⣿⣿⣿⣿⣿⠀⢸⡇⠀⠀⡱⣁⠴⠶⠶ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠃⣿⣿⣿⣿⣿⣿⣿⣿⣿⡟⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡀⠀⠀⠀⠀⠀⣼⣿⡇⠀⢿⣿⣿⣿⣿⣿⡀⠘⡇⠀⠀⠃⡯⠆⠀⠀ ⢿⣿⣿⣿⣿⣿⣿⣿⡿⢿⣿⣿⣤⡿⣿⣿⣿⡿⣿⣿⣿⣿⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠰⠶⠶⢶⣶⡶⠂⠀⠀⠀⠀⠉⠀⠀⠀⠀⠀⠉⠉⠁⠀⠀⠀⠀⠉⠉⠉⠁⠀⠁⠀⠀⠀⠑⠂⠻⣿ ⣿⣿⣩⣵⣾⣿⠛⣉⣤⣾⣿⡟⣫⣼⣿⣿⣿⣤⣿⣿⣿⠟⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠉⠁⠀⠀⠀⢀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠁ ⠿⢿⣛⣿⣶⣾⣿⣿⣿⣿⣶⣿⣿⣿⣿⣿⣟⡉⠉⢉⣀⣠⣤⠾⠿⠃⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢠⣴⣦⣀⣀⣀⡀⠀⠀⠀⣤⣾⣿⡿⠛⢶⣶⣶⡶⠁⠐⠞⠿⠿⠧⠤⠄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⣀⠆⠲⣶⠏⢶⠄⠸⠿⠿⠏⠀⠈⠉⠉⠁⠀⠀⠀⠉⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠉⠉⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣤⣄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⢻⣿⣿⣷⡖⣶⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠹⣿⣿⣼⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠛⠻⠿⠛⠛⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠹⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣇⢀⣀⣤⣄⣀⣀⣈⡛⠛⠻⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⣶ ⣿⣿⣿⣿⣿⠿⠿⠿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⢹⣿⣿⣿⣿⣿⣿⣿⡿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⠀⠀⠘⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⢻⣿⢳⡶⢦⣶⣮⢩⣅⣀⣀⡀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⣷⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣶⣤⣤⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣭⣭⣍⣉⣉⡉⠉⠉⠉⠀⠀⠀⠀⠀ ⣿⣿⣿⣿⣿⣸⡇⣼⣟⣹⣇⣛⣿⣿⡏⣿⣿⢷⣿⣴⢶⡆⣮⣭⣭⣙⣛⢿⠿⠛⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣶⣾⣶⣶⣶ ⣿⣿⣿⣿⣿⣶⣷⣭⣭⣝⣛⣃⠿⠿⠿⣿⣿⣸⣧⣿⣶⣿⣿⣿⢣⣿⠹⣿⡿⢠⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⡁⢰⠈⢡⠉⠙⢘⣛⣻⡸⠟⢸⣿⡿⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢿⡟⣛⢿⡿⠿⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠃⠀⡇⢠⠀⠸⠀⠀⣼⣿⣿⣿⣿⣶⣶⣶⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢸⣿⣿⣾⢿⣿⣳⣿⢆⣿⣭⢭⣭⣉⡉⣉⠉⠛⠛⠛⠛⣛⠛⠻⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⡇⢸⠀⢰⠀⠀⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣼⠿⢿⡿⣼⣏⣹⣟⢻⣿⣏⣾⣯⣼⣷⡿⣿⣿⣦⣶⣶⠹⠿⣾⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⠇⠀⠀⢸⠀⣠⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢿⣿⣿⣿⣯⣷⣶⣶⣮⣭⣩⣽⣟⣛⡻⠶⠿⢿⣷⣿⣿⢧⣿⣧⠀⠀⣌⢻⣿⣿⣿⣿⣿⡿⢿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⡇⠀⠀⠘⠰⣿⣿⣿⣿⣯⣿⣿⡟⠁⠀⠀⠙⠋⠙⠛⠻⣿⣿⣿⣿⣿⣿⣿⠀⠀⠁⠀⠀⠀⠉⣿⣿⣿⣹⣿⣿⣿⠋⠉⠉⠑⠲⠦⠁⢈⠙⠥⠾⢠⣿⣼⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⣿⠄⠀⠀⣰⣾⠿⢿⣿⠉⠙⠻⠟⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⢿⣿⣿⣿⣿⣿⡄⠀⠀⠀⠀⣠⣾⣿⣿⣿⣿⣿⡿⠁⠀⣶⡆⠀⠀⠀⠀⢸⣤⣷⣶⡿⠟⠛⠉⣠⣾⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⢸⠀⠀⢀⣿⣿⣟⣂⢸⣷⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢿⣿⣿⠟⠋⠁⠀⠀⣠⣴⣿⣿⣿⣿⣿⣿⡿⠁⠀⠴⣿⠁⣠⣦⣤⣾⡿⠟⠉⠁⠀⠀⠀⣿⣿⣿⣿⣿⢿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⢀⣀⣴⣿⣯⡉⣙⣁⣼⣿⣇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⣿⠁⠀⠀⠀⠀⣰⣿⠿⠿⣿⣿⣿⣿⣿⡧⠀⠀⠀⠀⠀⠙⠻⠟⠉⠀⠀⠀⠀⠀⣶⡶⠾⠿⠿⠿⠷⠼⠿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡏⢀⣾⣿⣿⣿⣷⣾⣿⣿⣿⣿⣿⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢻⡷⠀⠀⠀⢀⣿⡇⠀⠀⠀⢹⣿⣿⣿⣷⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣋⣿⡇⠀⣦⣀⠀⠀⠀⠀ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠷⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠁⠀⠀⠀⠸⣿⡇⠀⠀⠀⠈⢿⣿⠿⠛⠀⠀⠀⠀⠀⠀⢀⣤⣤⣤⣤⣤⣤⠀⢸⡇⠀⠀⠀⡀⠀⠀⠀ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡟⣱⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠉⠁⠀⠀⠀⠀⠈⠙⠁⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣿⣿⣿⠀⢸⡇⠀⠀⡱⣁⠴⠶⠶ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠁⣿⣿⣿⣿⣿⣿⣿⣿⣿⠋⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣾⡄⠀⣿⣿⣿⣿⣿⣿⡀⠘⡇⠀⠀⠃⡯⠆⠀⠀ ⢿⣿⣿⣿⣿⣿⣿⣿⡿⢿⣿⣿⣤⡿⣿⣿⣿⡿⣿⣿⣿⣯⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠰⠶⠶⢶⣶⠶⢶⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠉⠁⠀⠀⠀⠀⠈⠉⠉⠁⠀⠁⠀⠀⠀⠁⠀⠻⠿ ⣿⣿⣩⣵⣾⣿⠛⣉⣤⣾⣿⡟⣫⣼⣿⣿⣿⣤⣿⣿⠟⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠙⢧⣼⣶⣄⣠⡤⣶⣆⠀⠀⠀⠀⠀⠀⣄⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠿⢿⣛⣿⣷⣾⣿⣿⣿⣿⣶⣿⣿⣿⣿⣿⡉⠉⠁⣀⣀⣦⠄⠙⠀⠀⠀⢀⡄⠀⠀⠀⠀⠀⠀⢀⣶⣤⣶⣦⣀⣠⣤⣤⣤⡞⢻⣶⣿⣿⡿⠛⢶⣿⣿⡶⠀⠐⠒⠛⠿⠧⠀⠘⠛⠛⠆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⣀⠆⠲⣶⠏⢶⠄⠸⠽⠿⠏⠀⠉⠉⠉⠀⠀⠀⠀⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠉⠉⠀⠀⠉⠉⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢤⣄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣀⠀⠀⠀⠀⠀⠀ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠹⣿⣿⡥⠄⠈⢝⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠹⣿⣷⣘⣜⣿⣿⣿⣿⣿⣿⣿⣿⡿⠛⠿⠟⠛⠛⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠟ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠹⣿⣷⣿⣿⣿⣿⣿⣿⣿⣿⡧⢀⣀⣤⣄⣀⣀⣈⠛⠛⠻⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣶⣤ ⣿⣿⣿⣿⣿⠿⠿⠿⢿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⡿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⠀⠀⠘⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⢻⣿⢳⡶⢦⣶⣮⢩⣅⣀⣀⡀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⣧⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣶⣤⣤⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣽⣯⣭⣩⣉⣉⣉⠉⠉⠉⠉⠀⠀⠀⠀⠀ ⣿⣿⣿⣿⣿⣸⡇⣼⣟⣹⣇⣛⣿⣿⡏⣿⣿⢷⣿⣴⢶⡆⣮⣭⣭⣙⣛⢿⠟⠛⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⣾⣶⣶⣶⣶⣶⣶ ⣿⣿⣿⣿⣿⣶⣷⣭⣭⣜⣛⣃⠿⠿⠿⣿⣿⣸⣧⣿⣶⣿⣿⣿⢡⣿⠹⣿⡿⢠⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⡀⢰⠈⢡⠉⠙⢘⣛⣻⡸⠟⢸⣿⡿⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢿⡟⣛⢿⡿⠿⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠃⠀⡇⢠⠀⠸⠀⠀⣼⣿⣿⣿⣿⣷⣦⠐⣛⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢸⣷⣿⣾⢿⣿⢳⣷⢆⣾⣭⢭⣭⣉⡉⣉⠉⠛⣛⣟⣛⡛⠛⠹⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⡇⢘⠀⢰⠀⠀⣿⣿⣿⣿⣿⣿⣿⠘⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣼⠿⢿⡿⣼⣏⣹⣟⢻⣿⡏⣾⣯⣼⣷⡿⣿⢿⣦⣶⣶⠁⠀⢈⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⠇⠀⠀⢸⢀⣤⣿⣿⣿⣿⣿⣿⣿⣀⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⣿⣿⠿⢿⣷⣶⣶⣬⣭⣭⣽⠛⠛⠻⠶⠿⢿⣷⣿⣿⢧⣿⣧⣼⣿⣿⠿⢻⣿⣿⣿⣿⡿⢿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⠇⠀⠀⠘⣿⣿⣿⣿⣿⣿⣿⣿⣿⣧⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⣿⣿⣿⣿⠀⠀⠀⣴⣿⣿⣿⣿⣿⣿⡿⠁⠀⠐⠆⠙⠛⠓⠀⣠⣵⣮⠝⠁⠛⠁⠀⣠⣾⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⣿⠀⣠⣶⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠃⠀⠀⠀⢡⣶⣦⣼⣿⣿⣿⣿⣿⡿⠋⠀⠀⠀⠀⠀⠀⢲⣶⣿⠿⠋⠁⠀⠀⠀⠀⠀⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⢸⣼⣿⣿⣿⣿⣿⣿⣿⣿⢻⣿⣿⣿⣿⠙⣿⣿⣿⣿⣿⣿⣿⣿⡄⠀⠀⠀⢻⡟⠋⠉⠙⣿⣿⣿⣿⣇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠠⠀⠀⡄⠀⠠⠁⣿⣿⣿⣿⣿⢿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⢀⠘⢿⣿⣏⡈⣿⣿⡿⠉⠈⣿⣿⣿⡿⠀⠹⣿⣿⣿⣿⣿⣿⣿⠁⠀⠀⠀⠀⣧⠀⠀⠀⠸⣿⣿⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠚⠀⠀⠀⠀⠀⣶⡶⠾⠿⠿⠿⠷⠼⠿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⢸⢀⣼⣇⣹⣿⡟⠛⠀⠀⠀⢸⣿⠏⠀⠀⠀⠙⠉⠉⠉⠀⠈⠃⠀⠀⠀⠀⠈⠿⠆⠀⠀⠀⢹⣿⣿⡿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣃⣿⡇⠀⣦⣀⠀⠀⠀⠀ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡟⠀⣼⣿⣿⣦⣄⣹⣷⠀⠀⠀⠀⠀⠋⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠉⠉⠁⠀⠀⠀⠀⠀⠀⣤⡄⠀⢀⣤⣤⣤⣤⣤⣤⠀⢸⡇⠀⠀⠀⡀⠀⠀⠀ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣧⣾⣿⣿⣿⣿⣿⣿⣿⣧⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⠀⠘⣿⣿⣿⣿⣿⣿⠀⢸⡇⠀⠀⡰⣁⠴⠶⠶ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⢻⣿⣿⣿⣿⣿⣿⣿⣿⣷⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢰⠀⠀⠀⠀⠀⣾⣿⣿⠀⠀⣿⣿⣿⣿⣿⣿⡀⠘⡇⠀⠀⠃⡯⠆⠀⠀ ⢿⣿⣿⣿⣿⣿⣿⣿⡿⢿⣿⣿⣥⠿⣿⠿⢿⠿⣿⡿⠿⠛⠃⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣠⣤⣴⡶⣶⣶⣶⠂⠀⠀⠀⠀⠈⠁⠀⠀⠀⠈⠉⠉⠉⠀⠀⠀⠀⠀⠈⠉⠉⠁⠀⠁⠀⠀⠀⠑⠀⠻⠿ ⣿⣟⣩⣵⣾⣿⠛⣉⣤⣾⣿⡟⣁⣀⠀⠈⠋⠀⠀⠀⠀⠀⠐⠂⠀⠀⠀⢠⣤⠀⠀⠀⠀⠀⢸⡖⢀⣤⣴⣿⡛⢻⣤⣽⣿⠋⠀⠀⠀⠀⢀⡀⠀⠀⠀⠀⠀⠀⠀⠀⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠿⠿⣛⣿⣶⣾⣿⣿⣿⣿⣶⣿⣿⣿⣿⣧⣤⣄⠀⣠⣤⣤⣤⡄⠀⣤⣤⣤⣿⠶⢶⣦⣤⣴⣾⣿⣿⣿⣿⣿⣿⣿⣶⣿⣿⡿⣻⣶⣾⣿⡿⠃⢤⣤⣤⠤⠀⠐⠚⠻⠿⠇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⡀⠆⠲⣶⠏⢶⠄⠸⠽⠿⠏⠀⠈⠉⠉⠁⠀⠀⠀⠉⠉⠉⠀⠀⠈⠉⠉⠉⠁⠀⢀⣀⠉⠈⠉⠉⠉⠉⠀⠀⠉⠉⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢤⣄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠹⣿⣧⠀⠀⠀⠀⡀⠐⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠹⣿⣧⠀⠀⠈⠤⣔⣿⣿⣿⣿⣿⡿⠛⠿⠛⠛⠛⢻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠟⠙ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠹⣿⣦⣶⣶⣶⣶⣾⣿⣿⣿⣯⢀⣀⣤⣄⣀⣀⣈⠛⠛⠻⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣧⣤ ⣿⣿⣿⣿⣿⠿⠿⠿⢿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⡿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⠀⠀⠘⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿ ⣿⣿⣿⣿⣿⢻⣿⢳⡶⢦⣶⣮⢩⣅⣀⣀⡀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⣧⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣶⣤⣤⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣯⣭⣭⣭⣭⣉⡉⡉⠉⠉⠁⠁⠀⠀⠀⠀⠀⠀ ⣿⣿⣿⣿⣿⣸⡇⣼⣟⣹⣇⣛⣿⣿⡏⣿⣿⢷⣿⣴⢶⡆⣦⣭⣭⣙⣛⢟⠟⠉⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣾⣶⣶⣶⣶⣶⣶⣶⣶ ⣿⣿⣿⣿⣿⣶⣷⣭⣭⣜⣛⣃⠿⠿⠿⣿⣿⣸⣧⣿⣶⢿⣿⣿⢡⣿⠹⣿⡿⢠⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡆⠀⡀⢰⠈⢡⠉⠙⢘⣛⣻⡸⠟⢸⣿⡿⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢿⡟⣛⢿⡿⠿⢿⣿⣿⣿⣿⣿⡿⣿⠿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠁⠀⡇⢠⠀⠸⠀⠀⢸⣿⣿⣿⣿⣶⣤⠐⣛⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢸⣷⣿⣾⢿⣿⢳⣷⢆⣾⣭⢭⣥⣉⡉⣁⠉⠛⠛⠛⠙⡋⠉⠹⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⡇⠀⠀⢰⠀⠀⣾⣿⣿⣿⣿⣿⣿⠰⣷⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣸⠿⢿⡿⣼⣏⣹⣟⢻⣿⡏⣾⣯⣼⣷⡿⣿⢿⣦⣶⣶⠁⠀⠈⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⠇⠀⠀⢸⠀⠀⣿⣿⣿⣿⣿⣿⣿⣶⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⣿⣿⡿⠯⣷⣶⣶⣬⣭⢉⣽⣟⣛⣻⠶⠿⢿⣷⣿⣿⢣⣿⣧⢨⠈⣭⢹⣿⣿⣿⣿⣿⡿⢿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⠇⠀⠀⠘⠀⢀⣿⣿⣟⠛⣿⣿⣿⣿⣿⣿⣿⡝⣿⣿⣿⣿⣿⠿⢿⣿⣿⣿⠀⠀⠀⠀⠀⠀⠈⣻⣿⣿⣸⣿⣿⣿⣿⣿⣶⣦⣀⣀⣁⣬⠙⠥⠿⠠⠿⢸⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⢧⠀⣀⠀⢠⣼⣿⣿⣿⣟⣤⣿⣿⣿⣿⡟⢻⣿⣿⣿⣿⣿⣿⣿⠀⠀⠀⠀⠁⠀⠀⠀⠀⠀⠀⣼⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣶⣄⣀⠀⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢠⣼⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠻⣿⣿⣿⣿⣿⡆⠀⠀⠀⠀⠀⠀⠀⠀⠀⣰⣿⣿⣿⣿⣿⣿⡿⠿⠋⠙⢿⣿⣿⣿⡟⠛⠻⠿⠿⢿⣿⣿⡿⠟⠛⢻⡿⢿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠀⠀⠀⢀⣿⣿⣿⣿⡿⠀⠀⠀⠀⠀⠀⠀⠀⠀⣼⣿⡿⠀⠉⠛⠉⠁⠀⠀⠀⠀⠀⣿⣿⣿⣷⣶⣾⠂⠀⠀⠁⠀⠀⠤⠾⠿⠷⠬⠿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣟⠛⢿⣿⣿⣿⣿⠁⠘⣿⣿⡟⠁⠀⠀⠀⠀⠉⠉⠹⣿⠁⠀⠀⠀⠀⠀⠀⠀⣴⣾⣿⣿⠇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠉⠉⠙⠉⠀⠀⠀⢀⣴⡇⠀⣦⣀⠀⠀⠀⠀ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣟⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡄⠀⢻⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠙⠀⠀⠀⠀⠀⠀⠀⠀⣿⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣤⣤⣤⣤⠀⢸⡇⠀⠀⠀⡀⠀⠀⠀ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢻⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⢸⣿⣿⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢰⣿⣧⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢠⣾⣿⣿⣿⣿⠀⢸⡇⠀⠀⡰⣁⠴⠶⠶ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡟⢡⣿⣿⣿⣿⣿⣿⣿⣿⡿⠃⠁⠀⢸⣿⣿⡟⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠙⠛⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢿⣿⣿⣿⣿⣿⡀⠘⡇⠀⠀⠃⡯⠆⠀⠀ ⠿⣿⣿⣿⢿⣿⣿⣿⡿⢿⣿⣧⠿⠿⣿⣿⣿⡿⣿⡿⠟⠃⠀⠀⠀⠈⣿⣿⠇⠀⠀⠀⠀⠀⠀⠀⢀⣤⠀⣠⣤⣴⡶⣶⣶⣶⡦⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠉⠉⠁⠀⠁⠀⠀⠀⠑⠀⠻⠿ ⣿⣟⣩⣵⣾⣿⠋⣉⣤⣾⡋⠀⣠⣴⣿⣿⠋⠀⠀⠀⠀⠀⢀⣯⡀⠀⠁⠀⠀⠀⠀⠀⣤⣤⣤⡄⠘⣧⣼⣿⡛⢻⣤⣽⣿⠛⣧⣤⣦⡄⢠⣤⣶⡄⠀⠀⠀⠀⠀⠀⣄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠿⠿⣛⣽⣶⣶⣿⣿⣿⣿⣶⣿⣿⣿⣿⣿⣷⣤⠾⣿⣿⣷⣤⡟⢁⣤⣤⣤⣤⠶⢿⣿⣮⣿⣿⣿⣿⣯⣿⣿⣿⣿⣦⣿⣿⡿⣻⣶⣾⣿⡿⠛⢴⣾⣷⡦⠀⠀⠀⠀⠈⠁⠀⠐⠒⠲⠆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⡀⠆⠲⣶⠏⢶⠄⠸⠽⠿⠏⠀⠈⠉⠉⠁⠀⠀⠀⠉⠉⠉⠁⠀⠈⠉⠉⠉⠁⠀⢀⣀⠈⠈⠉⠉⠉⠉⠀⠀⠉⠉⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠹⣿⣧⠀⠀⠀⠀⠀⠀⢺⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠹⣿⣇⠀⠀⠀⠀⠀⣸⣿⣿⣿⣿⡿⠛⠿⠛⠛⠙⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠟⠉ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠹⢷⣦⣶⣶⣶⣶⣾⣿⣿⣿⡇⢀⣀⣤⣀⣀⣀⣈⠛⠛⠻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⣦⣤ ⣿⣿⣿⣿⣿⠿⠿⠿⢿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⡿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣧⠀⠀⠸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠿ ⣿⣿⣿⣿⣿⢻⣿⢳⡶⢦⡶⣮⢩⣅⣀⣀⡀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⣷⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣶⣤⣤⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣯⣭⣭⣭⣍⣉⠉⡉⠉⠁⠁⠀⠀⠀⠀⠀⠀⠀ ⣿⣿⣿⣿⣿⣸⡇⣼⣟⣹⣇⣛⣿⣿⡏⣿⣿⢷⣿⣴⢶⡆⣦⣭⣭⣉⣛⢛⠛⠉⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⣿⣶⣶⣶⣶⣴⣶⣶⣶⣶ ⣿⣿⣿⣿⣿⣶⣷⣭⣭⣜⣛⣃⠿⠿⠿⣿⣿⣸⣧⣿⣶⢿⣿⣿⢁⣿⠹⣿⡿⢠⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡆⠀⡀⠰⠈⢡⠉⠙⢘⣛⣻⡸⠟⢸⣿⡿⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢿⡟⣛⢻⡿⠿⢿⣿⣿⣿⣿⣿⣿⡛⠛⠻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠁⠀⡇⢠⠀⠸⠀⠀⢸⣿⣿⣿⣿⣶⣤⠐⢛⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢸⣷⣿⣾⢿⣿⢳⣷⢆⣾⣭⢭⣥⣀⡁⣀⠉⠛⠛⠛⠙⡋⠉⠹⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⡇⠀⠀⢰⠀⠀⢸⣿⣿⣿⣿⣿⣿⠀⣦⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣸⠿⢿⡿⣼⣏⣹⣟⢻⣿⡏⣾⣯⣼⣷⡿⣿⢿⣦⣶⣶⠁⠀⠀⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⠃⠀⠀⢸⠀⠀⢸⣿⣿⣿⡿⠿⠿⠴⣻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢿⣿⣿⠿⣿⣿⣿⣷⣾⣭⣭⡝⠛⠛⠻⠶⠿⢿⣷⣿⣿⢣⣿⣧⣨⣬⣿⣿⣿⣿⣿⣿⣿⡿⢿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⠆⠀⠀⠘⢀⣤⣿⣿⣿⣆⠀⢀⣤⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⠀⠀⣿⡟⠛⠋⣉⣿⠟⠀⠀⣠⠀⠀⠀⠀⠀⠀⢡⣨⣽⡥⠛⠉⠁⣼⣿⣿⣿⣿⣿⣿⣾ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⢧⠀⠀⠀⢰⣿⣿⣿⣿⣯⣤⣶⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠛⠻⠀⠀⠁⠀⠀⠀⣸⣿⡇⠀⠀⠙⠋⠀⠀⠀⠁⠀⠀⣠⡀⣠⣼⠟⠛⠁⠀⠀⠀⠀⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⢸⠀⢀⣴⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⣀⣀⠀⠀⣠⣶⣿⣿⡃⠀⠀⠀⠀⠀⠀⠀⠀⠀⠁⠙⠟⠛⠁⠀⠀⠀⠀⡄⠀⠠⠈⣿⣿⣿⣿⣿⢿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⣰⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠟⠈⣿⣿⣿⣿⣿⡿⠀⠀⠀⢿⣿⡷⠀⠛⠉⠉⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣶⡶⠾⠿⠿⠿⠷⠬⠿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣾⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠈⠉⠀⣿⡯⠁⠀⠀⠀⠀⠉⠁⠀⣶⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⡇⠀⣦⣀⠀⠀⠀⠀ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⢡⣾⣿⣿⣿⣿⣿⣿⣿⣿⠟⠙⣿⣿⣿⡇⠀⠀⠀⣆⠀⠀⡀⠀⠀⠀⠀⠀⠀⠀⠘⠟⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣤⣤⣤⣤⣤⣤⠀⢸⡇⠀⠀⠀⡀⠀⠀⠀ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠇⣾⣿⣿⣿⣿⣿⣿⣿⣿⠃⠀⠀⢻⣿⡿⠂⠀⠀⠀⡿⠀⠈⠃⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⠀⠸⣿⣿⣿⣿⣿⣿⠀⢸⡇⠀⠀⠰⣁⠰⠶⠶ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡟⠀⢿⣿⣿⣿⣿⣿⣿⣿⣇⠀⠀⠀⠘⣿⡇⠀⠀⠀⢸⣷⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢰⣿⠀⠀⣿⣿⣿⣿⣿⣿⡀⠘⡇⠀⠀⠃⡯⠆⠀⠀ ⠿⣿⣿⣿⢿⣿⣿⣿⡿⢿⣿⣷⣦⡤⣽⣿⣿⡿⣿⣿⣿⣇⠀⠀⠀⠀⠙⡆⠀⠀⠀⢸⣏⠀⠀⠀⠀⠀⠀⠀⠀⠴⠶⣦⣶⣤⡤⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠉⠁⠀⠀⠀⠀⠈⠉⠉⠁⠀⠁⠀⠀⠀⠑⠀⠻⠿ 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⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⡇⢸⠀⢰⠀⢀⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣼⠿⢿⡿⣼⣏⣹⣟⢻⣿⣏⣾⣯⣼⣷⡿⣿⣿⣦⣶⣶⠁⠀⠘⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⣧⣾⣷⣾⣷⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⢿⣿⠿⠿⠿⣶⣶⣾⣿⣭⣽⣟⣛⡻⠶⠿⢿⣷⣿⣿⢧⣿⣧⣨⠉⣭⣿⣿⣿⣿⣿⣿⡿⢿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⣼⣿⠟⠟⠿⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠉⠹⣿⣿⣿⣿⣿⣿⣿⢿⣿⣿⣿⠀⠀⠀⠀⠀⢀⣴⣿⣿⢿⣿⣿⣿⣿⣿⣿⣶⣄⣠⣄⣥⢨⣙⣥⣿⣾⣿⡿⠟⢛⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⣿⠃⠀⠀⢠⣤⣽⣿⠟⠉⠉⠻⣿⠟⠋⠁⠀⠀⣿⣿⣿⡿⠿⠿⡷⠀⠀⠀⢁⣀⡀⠀⢀⣴⣿⣿⡿⠁⠀⢀⣽⣿⣿⣷⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣉⣤⣼⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⢸⠀⠀⠀⣾⣿⣿⣿⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢹⡿⠋⠀⠀⠀⣧⠀⠀⠀⣿⡿⠿⢷⣿⣿⣿⠋⠀⠀⠀⠺⣿⣿⣿⣿⣿⣿⣿⠿⠿⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⠀⢀⣔⡛⠙⢛⣿⣧⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠐⠋⠀⠀⠀⠉⠀⠀⠀⠈⠙⠁⠀⠀⠀⠀⠀⣿⣿⣿⣿⣿⣏⠀⠀⠀⠀⠀⠀⠀⠈⠉⣤⡤⠿⠿⠿⠿⠷⠼⠿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⢰⣴⣿⣯⣿⣿⣿⣿⣿⣧⡀⠀⠀⠀⠀⠀⠀⠀⠘⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣷⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠸⣿⣿⣿⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⢊⣿⡇⠀⣦⣀⠀⠀⠀⠀ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣟⣠⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠻⡗⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠸⣿⣿⣿⣿⡆⢀⣤⣤⣤⣤⣤⣤⠀⢸⡇⠀⠀⠀⡀⠀⠀⠀ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠟⣽⣿⣿⣿⣿⣿⣿⣿⣿⡏⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⣿⣿⡇⠸⣿⣿⣿⣿⣿⣿⠀⢸⡇⠀⠀⣰⣁⠴⠶⢶ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡏⣸⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣄⠄⠀⠀⠀⠘⣿⣿⣿⣿⡀⣿⣿⣿⣿⣿⣿⡀⠘⡇⠀⠀⠃⡯⠆⠀⠀ ⢿⣿⣿⣿⣿⣿⣿⣿⡿⢿⣿⣿⣧⡿⣿⣿⣿⡿⣿⠿⠟⠛⠋⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢠⣤⣴⣶⣶⣶⡶⠒⠀⠀⠀⠀⠉⠀⠀⠀⠀⠀⠙⣿⣿⣿⣷⠀⠀⠀⠈⠉⠉⠁⠀⠁⠀⠀⠀⠑⠀⠻⠿ ⣿⣿⣩⣵⣾⣿⠛⣉⣤⣾⣿⡟⠋⠼⠛⠋⢁⣀⣤⣶⡆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⠛⢻⣤⣽⣟⠃⠀⠀⠀⠀⢀⣤⣄⠀⠀⠀⠀⠀⠈⠛⠛⠛⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠿⢿⣛⣿⣷⣾⣿⣿⣿⣏⣀⣀⣤⣤⣶⣿⠛⠉⠉⠁⠀⣠⣤⠾⠛⠂⠀⠀⠀⠀⢺⣧⣀⣀⣀⣀⣀⣤⣾⣿⣿⣿⣦⣿⣿⡿⣿⣶⣾⣿⡿⠛⢶⣾⣿⠶⠀⠀⠀⠀⠀⠀⠀⠀⠐⠛⠂⠀⠐⠒⠀⠀⠀⠀⠀⠀⠀⠀ ⡀⠆⠲⣶⠏⢶⠄⠸⠽⠿⠏⠀⠈⠉⠉⠀⠀⠀⠀⠀⠀⠈⠀⠀⠀⠀⠀⠀⠀⠀⢀⣀⠀⠀⠉⠉⠉⠉⠀⠀⠉⠉⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣤⣄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⠀⠀⠀⠀⠀⠀ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠹⣿⣿⡅⠀⠀⢸⡩⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠹⣿⣷⡐⣶⣽⣷⣿⣿⣿⣿⣿⣿⡿⠛⠻⠛⠛⠉⢻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠛ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠹⣿⣷⣾⣿⣿⣿⣿⣿⣿⣿⡇⢀⣀⣤⣤⣀⣀⣀⡛⠛⠛⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣧⣤ ⣿⣿⣿⣿⣿⠿⠿⠿⢿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⡿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⠀⠀⠘⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿ ⣿⣿⣿⣿⣿⢻⣿⢳⡶⢦⣶⣮⢩⣅⣀⣀⡀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⣷⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣶⣤⣤⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣭⣯⣯⣭⣍⡉⣉⡉⠉⠁⠉⠀⠀⠀⠀⠀⠀ ⣿⣿⣿⣿⣿⣸⡇⣼⣟⣹⣇⣛⣿⣿⡏⣿⣿⢷⣿⣴⢶⡆⣦⣭⣭⣙⣛⢟⠟⠉⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣾⣿⣶⣶⣶⣶⣶⣶⣶ ⣿⣿⣿⣿⣿⣶⣷⣭⣭⣜⣛⣃⠿⠿⠿⣿⣿⣸⣧⣿⣶⣿⣿⣿⢡⣿⠹⣿⡿⢠⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⡀⢰⠈⢡⠉⠙⢘⣛⣻⡸⠟⢸⣿⡿⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢿⡟⣛⢻⡿⠿⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠁⠀⡇⢠⠀⠸⠀⠀⢸⣿⣿⣿⣿⣶⣦⠐⢛⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢸⣷⣿⣾⢿⣿⢳⣷⢆⣾⣭⢭⣥⣁⡉⣉⠉⠛⠛⠛⠛⡛⠛⠹⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⡇⠘⠀⢰⠀⠀⢸⣿⣿⣿⣿⣿⣿⠀⣦⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣸⠿⢿⡿⣼⣏⣹⣟⢻⣿⡏⣾⣯⣼⣷⡿⣿⢿⣦⣶⣶⠁⠀⠈⣿⣿⣿⣿⣿⣿⣿⣿ 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⡀⠆⠲⣶⠏⢶⠄⠸⠽⠿⠇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠉⠉⠉⠁⠀⢀⣀⠉⠈⠉⠉⠉⠉⠀⠀⠉⠉⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢠⣄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠹⣿⣧⠀⠀⠀⠀⠀⠐⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠹⣿⣧⠀⠀⠀⢠⣸⣿⣿⣿⣿⣿⠟⠛⠻⠛⠋⠙⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠟⠋ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠹⣿⣶⣴⣶⣶⣶⣾⣿⣿⣿⡇⣀⣠⣤⣤⣀⣀⣈⠛⠛⠻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣦⣤ ⣿⣿⣿⣿⣿⠿⠿⠿⢿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⡿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣧⠀⠀⠸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿ ⣿⣿⣿⣿⣿⢻⣿⢳⡶⢦⣶⣮⢩⣅⣀⣀⡀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣶⣤⣤⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣯⣭⣭⣭⣭⣉⣉⡉⠉⠉⠀⠁⠀⠀⠀⠀⠀⠀ ⣿⣿⣿⣿⣿⣸⡇⣼⣟⣹⣇⣛⣿⣿⡏⣿⣿⢷⣿⣴⢶⡆⣦⣭⣭⣙⣛⢛⠛⠙⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⣿⣿⣦⣶⣶⣶⣶⣶⣶⣶ ⣿⣿⣿⣿⣿⣶⣷⣭⣭⣜⣛⣃⠿⠿⠿⣿⣿⣸⣇⣿⣶⢿⣿⣿⢡⣿⠹⣿⡿⢠⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡆⠀⡀⢰⠈⢡⠉⠙⢘⣛⣻⡸⠟⢸⣿⡿⢹⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢿⡟⣛⢿⡿⠿⢿⣿⣿⣿⣿⣿⣿⣿⠟⣻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠁⠀⡇⢠⠀⠸⠀⠀⢸⣿⣿⣿⣿⣶⣤⠐⢛⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢸⣷⣿⣾⢿⣿⢳⣷⢆⣾⣭⢭⣥⣀⡉⣁⠉⠛⠛⠛⠉⡋⠉⠹⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⡇⠐⠀⢰⠀⠀⣸⣿⣿⣿⣿⣿⣿⠀⣦⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣸⠿⢿⡿⣼⣏⣹⣟⢻⣿⡏⣾⣯⣼⣷⡿⣿⢿⣦⣶⣶⠁⠀⠈⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⠇⠀⠀⢸⠀⠀⣽⣿⣿⣿⡿⠿⠿⠷⢻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢿⣿⣿⠿⣿⣷⣶⣶⣬⣭⢩⣽⣿⣛⣻⣶⠿⢿⣷⣿⣿⢧⣿⣧⢨⠉⣭⣿⣿⣿⣿⣿⣿⡿⢿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⡇⠀⠀⠘⢀⣤⣿⣿⣿⣆⠀⢀⣄⣀⡀⠀⢹⠹⣿⣿⣿⣿⡿⠿⢿⣿⣿⣿⠀⠀⠀⠀⠀⠀⠉⠿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠷⠦⠅⢨⠙⣥⣿⣾⣿⣿⣿⣿⣿⣿⣿⣿⣾ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⣦⣧⣤⣤⣼⣿⣿⣿⣿⣿⣿⣶⣿⣿⣿⣿⣷⣶⣶⣿⣿⣿⣿⡟⠀⠀⠀⠀⠁⠀⠀⠀⣠⣶⣶⣦⣤⣾⣿⣿⡟⠉⠀⠀⠀⠉⠀⠀⣠⣴⣾⣿⡿⠛⠉⠁⣾⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠟⠛⢻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣧⠀⠀⠀⢠⣶⣦⣄⣼⣿⣿⣿⣿⣿⣿⣿⠏⠀⠀⠀⠀⠀⣠⣶⣿⠿⠟⠉⠀⠀⡄⠀⠠⠉⣿⣿⣿⣿⡿⢿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡏⠁⢁⣀⣀⣻⡿⠋⠀⣠⣦⠀⣼⣿⣿⣿⡟⠉⠙⠿⠿⣿⣿⣿⣿⣿⣄⠀⠀⣿⡿⡟⠟⠿⢿⣿⣿⣿⣿⣿⠁⠀⠀⠀⠀⠀⠈⠙⠋⠁⠀⠀⠀⠀⠀⠁⠀⣶⡶⠾⠿⠿⠿⠧⠬⠿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣇⣠⣿⣿⣿⣿⣷⣄⠀⠉⠁⠀⣿⡿⠟⠛⠁⠀⠀⠀⠀⢻⣿⠋⠉⠉⠻⣿⣿⣿⣿⠀⠀⠀⠀⠙⣿⣿⣿⣿⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠂⣿⡇⠀⣦⣀⠀⠀⠀⠀ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠟⣽⣿⣿⣿⣿⣿⣆⠀⠀⠀⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⢱⡀⠀⠀⠀⠀⠀⠀⠉⠇⠀⠀⠀⠀⢹⣿⣿⣿⣧⠀⠀⠀⠀⠀⠀⠀⠀⢀⣤⣤⣤⣤⣤⣤⠀⢸⡇⠀⠀⠀⡀⠀⠀⠀ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠇⣼⣿⣿⣿⣿⣿⣿⣿⣦⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⡆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠹⣿⣿⡿⠀⠀⠀⠀⣠⣄⠀⠀⠸⣿⣿⣿⣿⣿⣿⠀⢸⡇⠀⠀⠰⣁⠰⠶⢶ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⣿⣿⣿⣿⣿⣿⣿⡿⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢰⣿⣿⡀⠀⢀⣿⣿⣿⣿⣿⣿⡀⠘⡇⠀⠀⠃⡯⠆⠀⠀ ⠿⣿⣿⣿⣿⣿⣿⣿⡿⢿⣿⣿⣤⡿⣿⣿⣿⡿⠿⠛⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⠀⠀⠀⠀⠀⣤⣤⣤⡤⠤⠄⠀⠀⢀⣀⠀⠀⠀⠀⠀⠀⠈⠉⠉⠁⠀⠀⠀⠀⠀⠉⠉⠉⠁⠀⠁⠀⠀⠀⠑⠀⠿⠿ ⣿⣟⣩⣥⣾⣿⠋⢉⣤⣾⣿⡟⣫⣴⣿⣿⡏⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠸⠀⠀⠀⠀⠀⠈⠉⠀⠴⡄⠀⣤⣴⣿⡟⢀⡀⠀⠀⠀⢀⠰⢶⡄⢀⣀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠿⠿⣛⣿⣶⣶⣿⠿⠛⠋⠑⠛⠛⣉⣉⣁⣀⣠⠾⠿⠃⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣤⣤⣤⣄⣀⣀⣀⣀⣄⣛⣿⣤⣴⣾⡿⣻⣤⣾⣿⡿⠛⢴⣾⣿⡿⠃⠘⠻⠿⠿⠇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⡀⠆⠲⣶⠏⢶⠄⠰⠴⠶⠆⠀⠀⠈⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡉⠉⠉⠉⠉⠉⠉⠁⠀⠉⠉⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢠⣄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠹⣿⣿⡅⠀⠐⢼⣿⣽⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠹⣿⣷⢀⣥⣯⣿⣿⣿⣿⣿⣿⣿⠟⠛⠻⠛⠋⠉⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠹⣿⣷⣷⣿⣿⣿⣿⣿⣿⣿⣇⣀⣠⣤⣤⣄⣤⣌⠙⠛⠛⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⣦ ⣿⣿⣿⣿⣿⠿⠿⠿⢿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⠀⠀⠘⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿ ⣿⣿⣿⣿⣿⢻⣿⢳⡶⢦⣶⣮⢩⣅⣀⣀⡀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣶⣤⣤⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣭⣭⣭⣭⡉⢉⢉⠉⠉⠉⠉⠈⠀⠀⠀⠀ ⣿⣿⣿⣿⣿⣸⡇⣼⣟⣹⣇⣛⣿⣿⡏⣿⣿⢷⣿⣴⢶⡆⣮⣭⣭⣙⣛⢛⠛⠉⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⣶⣶⣶⣶⣶⣶⣶ ⣿⣿⣿⣿⣿⣶⣷⣭⣭⣜⣛⣃⠿⠿⠿⣿⣿⣸⣧⣿⣶⣿⣿⣿⢡⣿⠹⣿⡿⢠⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⡀⢰⠈⢡⠉⠙⢘⣛⣻⡸⠟⢸⣿⡿⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢿⡟⣛⢿⡿⠿⢿⣿⣿⣿⣿⣿⣿⣿⠿⡿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠃⠀⡇⢠⠀⠸⠀⠀⢸⣿⣿⣿⣿⣶⣤⠐⢛⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢸⣷⣿⣾⢿⣿⢳⣷⢆⣾⣭⢭⣭⣉⡉⣉⠉⠋⠙⠛⠛⡛⠛⠻⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⡇⠘⠀⢰⠀⠀⣸⣿⣿⣿⣿⣿⣿⠀⣦⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣼⠿⢿⡿⣼⣏⣹⣟⢻⣿⡏⣾⣯⣼⣷⡿⣿⢿⣦⣶⣶⠁⠀⠀⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⠇⠀⠀⢸⠀⠀⣿⣿⣿⣿⣿⣿⣿⠴⢻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⢿⡿⠿⣿⣿⡶⠀⠈⢩⣉⣽⣟⣛⣻⠶⠿⢿⣷⣿⣿⢧⣿⣧⢨⣈⣥⣿⣿⣿⣿⣿⣿⡿⢿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⡇⠀⠀⠘⠀⢀⣿⣿⣟⠋⠛⣦⡄⠀⠀⠀⢻⡙⣿⣿⣿⣿⣿⡿⢿⣿⣿⣿⣷⣄⣀⣾⣿⣿⠃⠀⢠⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⣶⣥⣬⣽⣵⣿⣿⠿⠛⢉⣽⣿⣿⣿⣿⣾ 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⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠹⣿⣷⢼⣿⣿⣿⣿⣿⣿⣿⣿⣿⠟⠛⠻⠛⠋⠙⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠟ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠹⣿⣷⣿⣿⣿⣿⣿⣿⣿⣿⣇⣀⣠⣤⣤⣄⣤⣬⠙⠛⠻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⣤ ⣿⣿⣿⣿⣿⠿⠿⠿⢿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⠀⠀⠸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿ ⣿⣿⣿⣿⣿⢻⣿⢳⡶⢦⣶⣮⢩⣅⣀⣀⡀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣶⣤⣤⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣯⣯⣭⣭⣍⣉⠉⠉⠉⠉⠀⠀⠀⠀⠀⠀ ⣿⣿⣿⣿⣿⣸⡇⣼⣟⣹⣇⣛⣿⣿⡏⣿⣿⢷⣿⣴⢶⡆⣦⣭⣭⣙⣛⢻⠛⠙⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣾⣶⣶⣶⣶⣶ ⣿⣿⣿⣿⣿⣶⣷⣭⣭⣜⣛⣃⠿⠿⠿⣿⣿⣸⣧⣿⣶⣿⣿⣿⢣⣿⠹⣿⡿⣰⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⡀⢰⠈⢡⠉⠙⢘⣛⣻⡸⠟⢸⣿⡿⣹⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢿⡟⣛⢿⡿⠿⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⣿⣷⣶⣄⣸⠀⠀⣼⣿⣿⣿⣿⣷⣦⢒⣛⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢸⣷⣿⣾⢿⣿⢳⣷⢆⣾⣭⢭⣭⣉⡉⣉⠉⠛⠛⠛⠛⡛⠛⠻⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⣧⣀⠈⠙⢿⣿⣄⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣼⠿⢿⡿⣼⣏⣹⣟⢻⣿⡏⣾⣯⣼⣷⡿⣿⢿⣦⣶⣶⠁⠀⠈⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⠈⠟⢷⢄⡀⠈⠻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⠿⠿⠷⣶⣶⣮⣭⣉⣽⣟⣛⣻⠶⠿⢿⣷⣿⣿⢧⣿⣧⢨⠉⣭⢻⣿⣿⣿⣿⣿⡿⢿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⡇⠀⠀⠙⢠⣄⠈⢿⣿⣿⣿⣿⡏⢿⣿⣿⣿⣿⠛⠛⠛⠻⢿⣿⣿⣿⣿⣿⠉⠀⠀⠀⠀⣠⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣶⡄⠀⠀⠥⢬⠙⠵⠿⠠⠿⣸⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⣧⠁⠀⠀⣰⣿⣿⣷⠈⠻⣿⠟⠉⠀⠈⣿⣿⣿⣿⠀⠀⠀⠀⢺⠇⠀⠀⠀⠁⠀⠀⠀⠀⢀⣿⡿⠿⠿⢿⡿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⢸⢀⣧⣤⣶⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⢸⠀⠀⣠⣿⣿⣿⣿⡄⠀⠀⠀⠀⠀⠀⣿⣿⡿⠿⠀⠀⠀⠀⠀⠀⢀⣠⣴⣤⣀⠀⠀⣠⣾⡏⠀⠀⠀⣰⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⣶⣿⣿⣿⣿⣿⡿⠉⣿⣿⣿⣿⡿⢿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⢠⣠⣾⣿⣿⣿⣿⣿⣷⡀⠀⠀⠀⠀⠀⢸⣿⡇⠀⠀⠀⠀⠀⠀⠀⠈⠉⠀⠈⠙⢷⣾⣿⠟⠀⠀⠀⠸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⡶⠾⠿⠿⠿⠷⠼⠿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣠⣾⣿⣿⣿⣿⣿⣿⣿⣿⣷⠀⠀⠀⠀⠀⠀⣿⣷⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠙⠋⠀⠀⠀⠀⠀⠈⣿⣿⣿⣿⣿⡿⠛⠁⠀⠉⠉⠉⠉⠉⠉⠉⣽⡇⠀⣦⣀⠀⠀⠀⠀ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡟⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠃⠀⠀⠀⠀⠀⠘⠛⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⢿⣿⣿⣿⣿⠀⠀⢀⣤⣤⣤⣤⣤⣤⠀⢸⡇⠀⠀⠀⡀⠀⠀⠀ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠏⣼⣿⣿⣿⣿⣿⣿⣿⣿⠛⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢿⣿⣿⣿⡇⠀⠸⣿⣿⣿⣿⣿⣿⠀⢸⡇⠀⠀⢰⣁⠴⠶⠶ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⣿⣿⣿⣿⣿⣿⣿⣿⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠸⣿⣿⣿⣿⡀⢀⣿⣿⣿⣿⣿⣿⡀⠘⡇⠀⠀⠃⡯⠆⠀⠀ ⢿⣿⣿⣿⣿⣿⣿⣿⡿⢿⣿⣯⣤⡿⣿⣿⣿⡿⢿⡿⠋⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠴⠶⠶⠶⠒⠒⢀⣤⣄⡀⠀⠀⠀⠀⠀⠙⢿⣿⣿⣧⠀⠀⠀⠀⠉⠉⠉⠁⠀⠁⠀⠀⠀⠑⠀⠿⠿ ⣿⣿⣩⣥⣿⣿⠛⢉⣤⣾⣿⡟⣫⣼⣿⣿⣿⣤⠟⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢠⣄⠀⣦⣼⣿⡝⣣⣤⣤⠀⠀⠀⠀⠈⠛⠛⣻⡀⠀⠀⢀⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠿⠿⣛⣿⣶⣶⣿⣿⣿⣿⣶⠿⠿⣟⣛⣋⣉⣁⠀⢠⣤⠀⠀⠀⠀⣀⣀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣀⣠⣤⣀⠈⠙⠛⢀⣿⣿⡿⠛⢴⣶⣶⡦⠀⠀⠀⠀⠉⠁⠀⠒⠛⠛⠂⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⡀⠆⠲⣶⠏⢶⠄⠰⠴⠶⠆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠉⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠉⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⠀⠀⠀⠀⠀⠀ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠹⣿⣿⡅⠀⠀⢘⣯⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠹⣿⣷⣀⣉⣝⣽⣿⣿⣿⣿⣿⣿⠟⠛⠻⠛⠋⠙⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠟ 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⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⢠⠀⣠⣞⣋⠉⣻⣶⣿⣧⠀⠀⠀⠀⠀⠀⠉⠉⠉⠀⠀⠀⠀⠀⠘⠁⢠⡿⠛⠛⠿⣿⡟⠀⠀⠀⠻⣿⣿⣿⣿⣿⣿⣿⣿⡿⣿⣿⣿⣿⣿⣿⣯⡀⠀⣶⡶⠾⠿⠿⠿⠷⠼⠿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠀⢸⣶⣿⣯⣿⣿⣿⣿⣿⣿⣧⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⣿⡁⠀⠀⠛⢿⣿⣿⣿⣿⣿⣿⣿⡇⠀⣦⣀⠀⠀⠀⠀ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣇⣼⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠛⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠠⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⢿⣿⣿⣾⣧⠀⠀⢀⣤⣬⣽⣿⣿⣿⠛⢻⡇⠀⠀⠀⡀⠀⠀⠀ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢋⣿⣿⣿⣿⣿⣿⣿⣿⡿⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⣿⡆⠀⠸⣿⣿⣿⣿⣿⣿⠀⢸⡇⠀⠀⢰⣁⠴⠶⠶ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⣾⣿⣿⣿⣿⣿⣿⣿⡿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢰⣦⠀⠀⠀⣿⣿⣿⣿⡇⠀⢀⣿⣿⣿⣿⣿⣿⡀⠘⡇⠀⠀⠃⡯⠆⠀⠀ ⢿⣿⣿⣿⣿⣿⣿⣿⡿⢿⣿⣿⣥⡿⣿⣿⣿⡿⣿⣿⠟⠓⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠤⠴⠶⠦⠄⠀⠀⠀⠀⠈⠉⠁⠀⠀⠈⢿⣿⣿⣿⡀⠀⠀⠀⠀⠉⠉⠉⠁⠀⠁⠀⠀⠀⠱⠀⠻⢿ ⣿⣟⣩⣥⣾⣿⠛⢉⣤⣾⣿⡟⣫⣼⣿⣿⡟⠀⠉⠀⣀⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡀⠀⠀⣤⣤⡄⠀⠀⠀⠀⠀⠀⠈⠻⣿⠿⠷⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠿⠿⣛⣿⣶⣶⣿⠿⠛⠋⠐⠛⠋⣉⣉⣤⣀⣠⠾⠿⠟⠃⠀⠀⠀⣠⣦⣤⡄⠀⠀⠀⠀⠀⠀⠀⢀⠀⠀⠀⣚⣿⣦⣾⣿⡿⠿⣤⣿⣿⡟⠛⢦⣤⣄⠀⠀⠀⠀⠐⠒⠀⠠⠖⠚⠳⠂⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⣀⠆⠲⣶⠏⢶⠄⠰⠴⠶⠆⠀⠀⠉⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠉⠉⠁⠀⠀⠀⠀⠀⠈⠉⠉⠁⠀⠀⠈⠉⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⠀⠀⠀⠀⠀⠀ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠹⣿⣧⠀⠀⠀⠀⠀⠀⣽⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠹⣿⡇⠀⠀⠀⠀⢀⣿⣿⣿⣿⣿⠟⠛⠛⠛⠋⠙⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠟⠉ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠙⣿⣶⣴⣶⣶⣶⣾⣿⣿⣿⣅⣀⣠⣤⣤⣀⣠⣌⠙⠛⠻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣤⣤ ⣿⣿⣿⣿⣿⠿⠿⠿⢿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣧⠀⠀⠸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿ ⣿⣿⣿⣿⣿⢻⣿⢳⡶⢦⡶⣮⢩⣅⣀⣀⡀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⣺⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣶⣤⣤⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣭⣭⣭⣭⣭⣉⣉⡉⠉⠉⠉⠁⠀⠀⠀⠀⠀⠀ ⣿⣿⣿⣿⣿⣸⡇⣼⣟⣹⣇⣛⣿⣿⡏⣿⣿⢷⣿⣴⢶⡆⣦⣭⣭⣙⣛⢛⠛⠙⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⣶⣶⣶⣶⣶⣶⣶⣶ ⣿⣿⣿⣿⣿⣶⣷⣭⣭⣜⣛⣃⠿⠿⠿⣿⣿⣸⣇⣿⣶⣿⣿⣿⢡⣿⠹⣿⡿⣠⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡆⠀⡀⢰⠈⢡⠉⠙⢘⣛⣻⡸⠟⢸⣿⡿⢹⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢿⡟⣛⢻⡿⠿⢿⣿⣿⣿⣿⣿⣿⡛⠛⡛⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠁⠀⡇⠠⠀⠸⠀⠀⢸⣿⣿⣿⣿⣶⣤⠐⢛⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢸⣷⣿⣾⢿⣿⢳⣷⢆⣾⣭⢭⣥⣁⡈⣀⠉⠉⠙⠛⠉⡛⠛⠻⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⡇⠨⠀⢰⠀⠀⢸⣿⣿⣿⣿⣿⣿⠀⣦⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣸⠿⢿⡿⣼⣏⣹⣟⢻⣿⡏⣾⣯⣼⣷⡿⣿⢿⣦⣶⣶⢁⣀⠀⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⠇⠀⢀⣼⣿⣷⣿⣿⣿⣿⣿⣿⣿⠴⢻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⠿⠿⠿⠛⠷⢶⣶⣬⣭⢉⣽⣟⣛⣻⠶⠿⢿⣷⣿⣿⢧⣿⣧⢺⣿⣯⢻⣿⣿⣿⣿⣿⡿⢿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⡆⠀⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⢹⠹⣿⣿⣿⣿⣿⠿⢿⣿⣿⣿⠀⠀⠀⠀⠀⢠⣾⣿⣿⣿⣾⣿⣿⣿⣿⡿⠇⣀⣤⣴⣷⣮⣽⣥⠟⠛⠿⣼⣿⣿⣿⣿⣿⣿⣾ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣧⣤⣜⣟⣤⣀⠹⠟⠻⣏⠁⠈⢿⣷⣾⣿⣿⣷⣜⢿⣿⣿⣿⠀⠀⠀⠀⠁⠀⢀⣀⣀⣀⣾⣿⣿⣿⣿⣿⣿⡿⠛⢋⣤⣾⣿⣿⣿⡿⢛⠉⠀⠀⠀⠀⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⠟⠻⢿⣿⣿⣿⣙⣷⠀⠀⠉⠀⠀⠈⠻⣿⣿⣿⣿⣿⣇⣻⣿⣧⠀⠀⠀⠀⢠⣾⣿⣿⣿⣿⣿⣿⢿⣿⣿⣿⠿⠿⢰⣿⣿⣿⠟⠋⠁⠀⢨⠀⠁⡄⠀⠀⠁⣿⣿⣿⣿⡿⢿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⠀⠀⡀⠘⠻⢿⡟⠀⠀⠀⠀⠀⠀⠀⢹⣿⣿⣿⣿⠿⢿⣿⡟⢀⣀⠀⣼⣿⣿⣿⣿⣿⣿⣿⠃⠀⠀⠉⠁⠀⠀⠈⠛⠛⠁⠀⠀⠀⠈⠀⠀⠀⠀⠀⣶⡶⠾⠿⠿⠿⠷⠬⠿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡏⠀⢰⠀⣼⡋⢰⣦⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⣿⡇⠀⠈⡿⢰⣿⣿⣿⣿⣿⣿⣿⣿⣿⡏⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠋⣿⡇⠀⣦⣀⠀⠀⠀⠀ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠸⣻⣋⣉⠉⢹⡆⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⠟⠀⠀⠀⠀⠈⠉⠀⠀⠀⠈⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⣤⣶⡄⠀⠀⢀⣤⣤⣤⣤⣤⣤⠀⢸⡇⠀⠀⠀⡀⠀⠀⠀ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣇⣴⣾⣿⣿⣿⣿⣿⣿⣆⠀⠀⠀⠀⠀⠀⠀⠀⢿⣿⡄⠀⠀⠀⠀⠀⠀⠀⠄⠀⠀⢹⣿⣿⣿⣿⠀⠀⠀⠀⠀⠀⠀⢀⣿⣿⣷⠀⠀⠸⣿⣿⣿⣿⣿⣿⠀⢸⡇⠀⠀⠰⣁⠰⠶⠶ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠟⣿⣿⣿⣿⣿⣿⣿⣿⣷⠀⠀⠀⠀⠀⠀⠀⠈⠿⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⠏⠈⠀⠀⣅⠀⠀⠀⠀⢾⣿⣿⣿⠀⠀⢀⣿⣿⣿⣿⣿⣿⡀⠘⡇⠀⠀⠃⡯⠆⠀⠀ ⠿⣿⣿⣿⣿⣿⣿⣿⡿⢿⣿⣿⡯⠾⣿⣿⣿⡿⣿⠿⠿⠛⠃⠀⠀⠀⠀⠀⡀⠀⠀⠀⠀⠀⠀⠀⠀⠠⠀⠀⠀⠠⠶⠶⠾⣟⣀⠀⠀⠀⠉⠀⠀⠀⠀⠈⠉⠉⠁⠀⠀⠀⠀⠀⠀⠉⠉⠉⠁⠀⠁⠀⠀⠀⠑⠀⠻⠿ ⣿⣟⣩⣥⣾⣿⠛⠉⠀⠈⠉⠀⣠⣼⣿⠟⠋⠀⠀⢀⣠⠞⠋⠀⠀⠀⠀⢻⣿⣤⣄⠀⣠⣤⣼⡟⠻⣧⣤⣤⡀⢀⣤⣤⣤⠻⠟⠀⠂⠀⢀⣤⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠿⠿⣛⣯⣶⣶⣿⣿⣿⣷⣶⣿⡿⣋⣁⠀⠀⣀⠞⠋⠁⠀⠀⠀⢠⣾⣷⣬⣿⠿⢿⣿⣬⣽⣿⣿⣿⣭⣿⣿⣿⣿⣤⣿⣿⡿⠻⣤⣾⣿⡿⠛⢤⣤⡄⠀⠀⠀⠀⠈⠓⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⣀⠆⠲⣶⠏⢶⠄⠸⠽⠿⠏⠀⠀⠈⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠉⠉⠉⠁⠀⢀⡉⠉⠉⠉⠉⠉⠉⠀⠀⠉⠉⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣀ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠹⣿⣿⠁⠀⠀⠈⠯⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠹⣿⣷⠀⠐⠰⠠⣼⣿⣿⣿⣿⣿⠟⠛⠛⠛⠋⠙⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⠉ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠹⣿⣶⣾⣷⣾⣶⣾⣿⣿⣿⣅⣀⣠⣤⣤⣀⣠⣌⠙⠛⠻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⣦⣤ ⣿⣿⣿⣿⣿⠿⠿⠿⢿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣧⠀⠀⠸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿ ⣿⣿⣿⣿⣿⢻⣿⢳⡶⢦⣶⣮⢩⣅⣀⣀⡀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣶⣤⣤⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣭⣭⣭⣭⣭⣉⡉⣉⠉⠉⠈⠁⠀⠀⠀⠀⠀⠀ ⣿⣿⣿⣿⣿⣸⡇⣼⣟⣹⣇⣛⣿⣿⡏⣿⣿⢷⣿⣴⢶⡆⣦⣭⣭⣙⣛⢛⠛⠙⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣶⣶⣶⣶⣦⣶⣶⣦⣶ ⣿⣿⣿⣿⣿⣶⣷⣭⣭⣜⣛⣃⠿⠿⠿⣿⣿⣸⣧⣿⣶⢿⣿⣿⢡⣿⠹⣿⡿⣠⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡆⠀⡀⢰⠈⢡⠉⠙⢘⣛⣻⡸⠟⢸⣿⡿⢹⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢿⡟⣛⢻⡿⠿⢿⣿⣿⣿⣿⣿⣿⡟⠻⠿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠁⠀⡇⠠⠀⠸⠀⠀⢸⣿⣿⣿⣿⣶⣤⠐⢛⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢸⣷⣿⣾⢿⣿⢳⣷⢆⣾⣭⢭⣭⣉⡉⣁⠉⠛⠛⠙⠙⡛⠋⠻⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⡇⠐⠀⢰⠀⠀⢸⣿⣿⣿⣿⣿⣿⠀⣦⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣸⠿⢿⡿⣼⣏⣹⣟⢻⣿⡏⣾⣯⣼⣷⡿⣿⢿⣦⣶⣶⠁⠀⠈⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⠇⠀⢀⣸⣤⣄⣸⣿⣿⣿⣿⣿⣿⠴⢻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⢿⠿⠿⠏⠷⣶⣶⣾⣯⣭⣽⣿⣛⣻⡶⠿⢿⣷⣿⣿⢣⣿⣧⣼⣯⣭⢻⣿⣿⣿⣿⣿⡿⢿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⡆⣴⣿⣿⣿⣿⣿⣿⣿⣿⣿⣧⡀⠀⠀⠈⢻⠹⣿⣿⣿⣿⣿⡿⢿⣿⣿⣿⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡦⣄⣤⣵⣮⣝⠡⠟⠿⠿⣼⣿⣿⣿⣿⣿⣿⣾ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣀⣃⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⣶⣶⣾⣶⣦⠘⢿⣿⣿⣿⠀⠀⠀⠀⠁⠀⣠⣤⣤⣄⣴⣿⣿⠛⣿⣿⣿⣿⣏⣿⣿⣽⣿⣿⡿⠟⠛⠀⡀⠀⠀⠀⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠃⠈⠿⣿⣿⣿⣿⣿⣿⣧⢀⣺⣿⣧⣀⣀⠀⠀⢀⣼⣿⣿⣿⣿⣿⡟⠁⠀⢹⣿⣿⣿⣿⣿⣿⠟⠋⠁⠀⢀⢨⠀⠁⡄⠀⠀⠁⣿⣿⣿⣿⡿⢿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡏⠀⠀⠀⠀⠘⣿⣿⣿⢿⠿⣿⣿⣿⣿⣿⣿⣿⣿⣶⣾⣿⣿⣿⣿⣿⠋⠀⠀⠀⠈⠿⠟⠋⠛⠛⠁⠀⠀⠀⠀⠈⠀⠀⠀⠀⠀⣶⡶⠾⠿⠿⠿⠷⠬⠿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠟⠉⠉⣛⣯⣽⡟⠿⠟⠋⠀⠀⠀⠀⠀⠀⢸⣿⣿⠇⠀⠉⠉⠉⠉⠉⠉⠀⠀⠈⠉⠹⣿⣿⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠋⣿⡇⠀⣦⣀⠀⠀⠀⠀ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⢠⣪⣿⣶⣾⣷⡄⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⠏⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⡀⠀⠀⠀⢀⣤⣤⣤⣤⣤⣤⠀⢸⡇⠀⠀⠀⡀⠀⠀⠀ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⣿⣿⣿⣿⣿⣿⣷⡀⠀⠀⠀⠀⠀⠀⠀⠈⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⠿⠿⠟⠃⠀⠀⠀⠀⠀⠀⠀⣾⣿⣆⠀⠀⠸⣿⣿⣿⣿⣿⣿⠀⢸⡇⠀⠀⠰⣁⠴⠶⠶ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡟⣹⣿⣿⣿⣿⣿⣿⣿⣄⠀⠀⠀⠀⠀⠀⠀⢷⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣿⣿⣿⠀⠀⢀⣿⣿⣿⣿⣿⣿⡀⠘⡇⠀⠀⠃⡯⠆⠀⠀ ⠿⣿⣿⣿⣿⣿⣿⣿⡿⢿⣿⣿⠴⠿⣿⣿⣿⠿⣿⠿⠟⠛⠀⠀⠀⠀⠀⠀⠀⠈⠀⠀⠀⠀⠀⠀⢀⣤⠀⣀⣀⡠⠤⣶⣦⣄⠀⠀⠀⠀⠁⠀⠀⠀⠀⠈⠉⠉⠉⠀⠀⠀⠀⠀⠀⠉⠉⠉⠁⠀⠁⠀⠀⠀⠑⠀⠻⠿ ⣿⣟⣩⣥⣾⣿⠛⠉⠀⠈⠁⠀⣠⣴⡿⠛⠉⠀⠀⣀⣤⠀⠀⠀⠀⢀⠀⠂⠀⠀⠀⠀⠀⣤⣤⡄⠀⣡⣤⣿⡛⢻⣤⣽⣟⠛⠀⠀⠀⠀⠀⡠⢶⣦⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢄⡀⠀⠀⠀⠀⠀⠀⠀ ⠿⠿⣛⣿⣶⣶⣿⣿⣿⣷⣶⠟⠉⣀⣀⣀⣀⠀⠀⢁⡀⠀⣠⡐⢾⣿⣷⣤⣾⠿⢿⣷⣤⣿⣿⣿⣿⣬⣿⣿⣿⣿⣦⣿⣿⡿⠻⣤⣾⣿⡿⠛⢶⣾⣿⠿⠁⠀⠀⠀⠀⠀⠀⠀⠀⠐⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⣀⠆⠲⣶⠏⢶⠄⠸⠽⠿⠇⠀⠀⠀⠁⠀⠀⠀⠀⠈⠉⠈⠀⠀⠈⠉⠉⠉⠁⠀⢀⣈⠉⠉⠉⠉⠉⠉⠀⠀⠉⠉⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢠⣄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣀ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠹⣿⣧⠀⠀⠀⠀⠀⠰⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠹⣿⣧⠀⠀⠀⠀⢨⣿⣿⣿⣿⣿⠟⠛⠛⠛⠉⠉⢻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠹⣿⣶⣶⣶⣶⣶⣿⣿⣿⣿⣅⣀⣤⣤⣤⣤⣤⣬⠉⠙⠛⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⣤ ⣿⣿⣿⣿⣿⠿⠿⠿⢿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣧⠀⠀⠘⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿ ⣿⣿⣿⣿⣿⢻⣿⢳⡶⢦⣶⣮⢩⣅⣀⣀⡀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣶⣤⣤⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣯⣭⣭⣭⣭⣍⢉⣉⠉⠉⠉⠉⠀⠀⠀⠀⠀⠀ ⣿⣿⣿⣿⣿⣸⡇⣼⣟⣹⣇⣛⣿⣿⡏⣿⣿⢷⣿⣴⢶⡆⣦⣭⣭⣙⣛⢛⠛⠈⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⣷⣶⣴⣶⣶⣶⣶⣶ ⣿⣿⣿⣿⣿⣶⣷⣭⣭⣜⣛⣃⠿⠿⠿⣿⣿⣸⣇⣿⣶⣿⣿⣿⢡⣿⠹⣿⡿⣰⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⡀⢰⠈⢡⠉⠙⢘⣛⣻⡸⠟⢸⣿⡿⣽⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢿⡟⣛⢿⡿⠿⢿⣿⣿⣿⣿⣿⣿⣛⠛⡿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠁⠀⡇⠠⠀⠸⠀⠀⢸⣿⣿⣿⣿⣶⣶⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢸⣷⣿⣾⢿⣿⢳⣷⢆⣾⣭⢭⣥⣈⡉⣁⠉⠛⠉⠛⠉⡋⠛⠻⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⡇⠐⠀⢰⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣼⠿⢿⡿⣼⣏⣹⣟⢻⣿⡏⣾⣯⣼⣷⡿⣿⢿⣦⣶⣶⠁⠀⠈⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡀⠀⠇⠀⠀⢸⣤⣶⣿⣿⣿⣿⣿⣿⣿⡿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⢿⠿⠿⢯⣷⣶⣶⣮⣭⢉⣽⣟⣛⡻⠶⠿⢿⣷⣿⣿⢣⣿⣧⣨⠉⣭⢻⣿⣿⣿⣿⣿⡿⢿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⠿⠿⢿⣿⣿⣶⣄⣸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡆⠀⠉⠉⢻⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⠀⢰⣿⣿⣿⣿⣿⣿⢺⣿⣿⣿⣿⣿⣦⠀⠀⠀⠁⢨⢉⣥⣿⣾⣿⣿⣿⣿⣿⣿⣿⣿⣾ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣶⣶⣦⠀⠈⠛⠻⢿⣿⣿⣿⣿⣿⡿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠛⠛⠛⠉⠉⠉⠀⠀⠁⠀⠀⠀⣼⡟⠛⠛⠋⠉⠹⢿⣿⣿⣿⣿⣿⣟⡀⢀⣀⣤⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⢘⠓⠂⢀⣿⣿⣿⣿⣿⠃⠀⢸⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣴⣿⠀⠀⠀⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡟⠉⠩⠁⣿⣿⣿⣿⡿⢿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠀⠀⠀⣴⣿⣿⣿⣿⣿⡿⠀⠀⠀⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⣠⠀⢰⣿⢿⣶⣤⣾⣿⠟⠀⠀⠀⠻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡏⠁⠀⣶⡶⠾⠿⠿⠿⠷⠬⠿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡟⠀⢐⣿⣿⣛⣙⣿⣿⠋⠀⠀⠀⠀⣿⣿⣿⣇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠀⠀⠈⠉⠛⠋⠀⠀⠀⠀⠀⠸⣿⣿⣿⣿⣿⠋⠉⠙⠻⠿⠛⠿⠿⠿⠓⠀⠋⣿⡇⠀⣦⣀⠀⠀⠀⠀ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⣾⣿⣿⣿⣿⣿⣿⣿⣦⠀⠀⠀⠀⣿⣿⣿⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢹⣿⣿⣿⣿⠀⠀⠀⠀⢀⣤⣤⣤⣤⣤⣤⠀⢸⡇⠀⠀⠀⡀⠀⠀⠀ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⣻⣿⣿⣿⣿⣿⣿⣿⣿⠇⠀⠀⠀⠸⣿⠟⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⣿⣿⣿⣿⣀⣶⡀⠀⠘⣿⣿⣿⣿⣿⣿⠀⢸⡇⠀⠀⢰⣁⠰⠶⠶ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡏⣰⣿⣿⣿⣿⣿⣿⣿⡿⠋⠀⠀⠀⠀⠀⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢹⣿⣿⣿⣿⣿⡇⠀⠀⣿⣿⣿⣿⣿⣿⡀⠘⡇⠀⠀⠃⡯⠆⠀⠀ ⠿⣿⣿⣿⣿⣿⣿⣿⡿⢿⣿⣧⣿⡿⣿⣿⡿⠿⠟⠛⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣠⣤⣤⠤⠤⢤⣤⠤⣤⣀⠀⠀⠀⠀⠈⢿⣿⣿⣿⠉⠁⠀⠀⠀⠀⠀⠉⠉⠉⠁⠀⠁⠀⠀⠀⠑⠀⠻⠿ ⣿⣟⣩⣥⣾⣿⠛⢉⣤⣾⣿⡟⠋⠼⠛⠋⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠛⠛⢻⣤⣼⣟⠛⣧⣼⣿⡅⠀⠀⠀⠀⠈⠛⠛⠛⠀⠀⣀⠠⠄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠿⠟⠛⠋⠁⠘⠛⢛⣋⣡⣤⣤⣤⣤⣶⡟⠃⠀⠀⠀⣀⣤⣤⡶⠀⠀⠀⠀⠀⠀⠀⠀⠀⣠⣄⣲⣶⣤⣤⣤⣀⣩⣤⣿⣿⡿⠻⣤⣿⣿⡿⠛⢤⣤⠀⠀⠀⠀⠈⠻⠿⠇⠀⠐⠛⠷⠆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⡀⠆⠲⣶⠇⢶⠄⠸⠿⠿⠏⠈⠉⠉⠀⠀⠀⠀⠀⠀⠉⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠉⠉⠉⠉⠁⠈⠉⠉⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠹⣿⣿⣵⡄⡀⢾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠹⣿⣷⣼⣸⣿⣿⣿⣿⣿⣿⣿⣿⠟⠛⠻⠛⠉⠉⢻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠟ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠹⣿⣷⣿⣾⣿⣿⣿⣿⣿⣿⣇⣀⣤⣤⣤⣤⣤⣤⡉⠙⠛⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⣤ ⣿⣿⣿⣿⣿⠿⠿⠿⢿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⠀⠀⠈⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿ ⣿⣿⣿⣿⣿⢻⣿⢳⡶⢦⣶⣮⢩⣅⣀⣀⡀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣶⣤⣤⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣯⣭⣭⣉⣉⣉⠉⠉⠉⠉⠉⠀⠀⠀⠀ ⣿⣿⣿⣿⣿⣸⡇⣼⣟⣹⣇⣛⣿⣿⡏⣿⣿⢷⣿⣴⢶⡆⣮⣭⣭⣙⣛⢻⠛⠉⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⣶⣷⣶⣶⣶⣶⣶ ⣿⣿⣿⣿⣿⣶⣷⣭⣭⣜⣛⣃⠿⠿⠿⣿⣿⣸⣧⣿⣶⣿⣿⣿⢣⣿⠹⣿⡿⢠⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⡁⢰⠈⢡⠉⠙⢘⣛⣻⡸⠟⢸⣿⡿⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢿⡟⣛⢿⡿⠿⢿⣿⣿⣿⣿⣿⣿⣿⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠁⠀⡇⠠⠀⠸⠀⠀⢸⣿⣿⣿⣿⣷⣦⢒⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢸⣷⣿⣾⢿⣿⢳⣷⢆⣾⣭⢭⣭⣉⡉⣉⠉⠛⠛⠛⠛⡛⠛⠻⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⡇⠸⠀⢰⠀⠀⣸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣼⠿⢿⡿⣼⣏⣹⣟⢻⣿⡏⣾⣯⣼⣷⡿⣿⢿⣦⣶⣶⠁⠀⠈⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣄⡀⠇⠀⠀⢸⠀⣠⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⣿⣿⣿⣿⣿⣷⣶⣮⣭⢩⣽⣟⣛⣻⡶⠿⢿⣷⣿⣿⢧⣿⣧⢨⢉⣭⢻⣿⣿⣿⣿⣿⡿⢿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡟⠛⠿⢿⣿⣿⣿⣦⣘⣼⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠟⣿⣿⣿⣿⣿⣿⣿⣿⣿⢠⣿⡟⠋⠉⣉⣉⡻⢿⣿⣿⣿⣿⣿⡿⠟⠃⠀⣠⡤⠁⢈⠙⠵⠿⠠⠿⣼⣿⣿⣿⣿⣿⣿⣾ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣶⡀⠈⠉⠻⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠋⠁⠀⠘⣿⣿⣿⣿⣿⣇⠀⢱⣿⣿⣷⣤⣸⣿⣿⣿⣶⣿⣿⡿⠋⢁⣤⣤⡶⠾⠋⠀⠀⢸⠀⡇⠀⠀⠀⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⢰⠛⠂⢀⣉⣿⣿⣿⣿⣿⠋⠉⢿⣿⣿⣿⣇⠀⠀⠀⠀⠈⠉⠀⠀⠀⠹⣷⣿⣿⠋⠉⠉⠛⢿⣿⣿⣿⣿⣿⡄⠾⠿⠛⣁⠀⠀⠀⠀⠀⢸⠉⠁⡆⠀⠠⠁⣿⣿⣿⣿⡿⢿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⠀⣴⣿⣿⣿⣿⣿⣿⠿⠀⠀⢸⣿⣿⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠉⠁⠀⠀⠀⠀⠀⠉⢻⣿⣿⣿⡇⠀⠀⠰⣿⠆⠀⠀⠀⠘⠀⠀⠀⠁⠀⣶⡶⠾⠿⠿⠿⠷⠼⠿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡟⠀⣰⣿⣟⣛⢛⣿⣿⠟⠁⠀⠀⠀⠀⣿⣿⣿⣿⡆⠀⠀⠀⠀⠀⠀⠀⣄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⣿⣿⣿⣷⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣋⣿⡇⠀⣦⣀⠀⠀⠀⠀ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⣾⣿⣿⣿⣿⣿⣿⣷⠀⠀⠀⠀⠀⠀⢿⣿⣿⡏⠀⠀⠀⠀⠀⠀⠀⠀⠈⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢹⣿⣿⣿⣷⣦⡀⠀⠀⠀⢀⣤⣤⣤⣤⣤⣤⠀⢸⡇⠀⠀⠀⡀⠀⠀⠀ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⣿⣿⣿⣿⣿⣿⣿⣿⣷⠀⠀⠀⠀⠀⢸⣿⣿⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠻⠿⠿⣿⣿⣿⡆⠀⠀⠸⣿⣿⣿⣿⣿⣿⠀⢸⡇⠀⠀⢱⣁⠴⠶⢶ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡏⣰⣿⣿⣿⣿⣿⣿⣿⡿⠃⠀⠀⠀⠀⠀⠘⣿⠟⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⠀⠀⠀⠀⠀⣼⣿⣿⣿⠀⠀⠀⣿⣿⣿⣿⣿⣿⡀⠘⡇⠀⠀⠃⡯⠆⠀⠀ ⢿⣿⣿⣿⣿⣿⣿⣿⡿⢿⣿⣧⣿⡿⣿⣿⣿⠿⠛⠛⠀⠀⠀⠀⠀⠀⠀⠀⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡤⠤⣤⣤⣤⠀⠀⠀⠀⠀⠀⠀⠀⠀⠉⠉⠉⠉⠀⠀⠀⠀⠀⠀⠉⠉⠉⠉⠀⠁⠀⠀⠀⠑⠀⠿⣿ ⣿⣟⣩⣥⣾⣿⠛⢉⣤⣾⣿⡟⣫⣼⡿⠛⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⠛⢻⣤⣿⣟⠛⣧⣼⣦⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⣀⣀⠀⠀⠀⠀⠀⠀⠀⠀⢀⡀⠀⠀⠀⠀⠀⠀⠀ ⠿⠿⠛⢫⣶⡶⠿⢟⣛⣉⣀⣀⣤⣤⣤⣶⡆⠀⠀⠀⠀⠀⣠⡄⢀⣀⣀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣶⣤⣤⣤⣀⣠⣤⣿⣿⡿⢻⣤⣿⣿⡿⠃⠀⣀⡀⠀⠀⠀⠛⠿⠿⠇⠀⠚⠛⠶⠄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⡀⠆⠲⣶⠇⢶⠄⠸⠿⠿⠏⠈⠈⠉⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠉⠉⠁⠀⠀⠀⠀⠀⠀⠀⠉⠉⠉⠁⠀⠉⠉⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢠⣄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣀ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠹⣿⣿⡁⠀⠀⠨⢟⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠹⣿⣷⠀⢀⢸⣯⣿⣿⣿⣿⣿⣿⠟⠛⠛⠛⠉⠉⢻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⠋ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠹⣿⣷⣾⣿⣿⣿⣿⣿⣿⣿⣇⣀⣤⣤⣤⣤⣤⣬⠉⠛⠛⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣦⣤ ⣿⣿⣿⣿⣿⠿⠿⠿⢿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⠀⠀⠘⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿ ⣿⣿⣿⣿⣿⢻⣿⢳⡶⢦⣶⣮⢩⣅⣀⣀⡀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⣽⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣶⣤⣤⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣯⣭⣭⣭⣭⣉⣉⠉⠉⠉⠉⠁⠀⠀⠀⠀⠀⠀ ⣿⣿⣿⣿⣿⣸⡇⣼⣟⣹⣇⣛⣿⣿⡏⣿⣿⢷⣿⣴⢶⡆⣦⣭⣭⣙⣛⢛⠛⠉⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣶⣶⣶⣶⣶⣶⣶ ⣿⣿⣿⣿⣿⣶⣷⣭⣭⣜⣛⣃⠿⠿⠿⣿⣿⣸⣇⣿⣶⣿⣿⣿⢡⣿⠹⣿⡿⣰⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡆⠀⡀⢰⠈⢡⠉⠙⢘⣛⣻⡸⠟⢸⣿⡿⢹⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢿⡟⣛⢿⡿⠿⢿⣿⣿⣿⣿⣿⡿⡿⡻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⠿⣶⣷⣤⠀⠸⠀⠀⣾⣿⣿⣿⣿⣶⣤⣤⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢸⣷⣿⣾⢿⣿⢳⣷⢆⣾⣭⢭⣭⣉⡉⣉⠉⠛⠉⠛⠉⡛⠛⠻⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⣄⠀⠙⠻⢿⣿⣦⡀⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣼⠿⢿⡿⣼⣏⣹⣟⢻⣿⡏⣾⣯⣼⣷⡿⣿⢿⣦⣶⣶⠁⠀⠈⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠁⠙⠦⢀⠀⠘⠿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⠿⠿⠿⠿⠷⣶⣶⣮⣭⢉⣽⣟⣛⣻⠶⠿⢿⣷⣿⣿⢣⣿⣧⣨⠉⣭⢻⣿⣿⣿⣿⣿⡿⢿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⠂⠀⠀⢰⣤⡌⠉⠻⣿⣿⡿⠿⠛⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⠀⠀⠀⠀⠈⠛⢿⣿⣸⣿⣿⣿⣿⣿⣶⠀⠀⠀⠡⢨⠉⠥⠿⠠⠿⣼⣿⣿⣿⣿⣿⣿⣾ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⢿⠀⠀⠀⣼⣿⣧⠀⠀⠈⠁⠀⠀⠀⢸⣿⣿⣿⣿⣿⠙⠻⠿⠿⠿⠃⠀⠀⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠹⢿⣿⣿⣿⣿⣿⡽⠁⠀⠀⠀⢸⠀⡇⠀⠀⠀⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⠸⠀⠀⣰⣿⣿⣿⡆⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⣿⢻⣇⠀⠀⣠⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⣿⣿⣿⣿⣿⠁⠀⠀⠀⠀⢸⠉⠁⡆⠀⠀⠁⣿⣿⣿⣿⡿⢿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⢠⣠⣾⣿⣿⣿⣿⣿⡄⠀⠀⠀⠀⠀⠀⠻⣿⡿⠃⠀⠈⠀⠀⠏⠀⠀⠀⠀⠀⠀⠀⣠⣶⣿⣶⣶⣶⣶⣶⣦⣿⣿⣿⣿⣿⣦⣴⣄⡀⠈⠀⠀⠀⠁⣀⣶⣶⣾⣿⣿⠿⠷⠬⠿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡏⣠⣾⣿⣿⣿⣿⣿⣿⣿⣷⠄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣀⣠⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠟⠛⢛⠀⠀⠀⠀ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠏⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣾⣿⣿⣿⣿⣿⣿⣿⣿⠟⠋⠉⠛⢿⣿⣿⣿⣿⡿⠛⠻⢿⣿⣿⣿⣿⣿⣿⣿⣿⡄⠀⠀⡀⠀⠀⠀ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⢡⣿⣿⣿⣿⣿⣿⣿⠏⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠸⣿⠉⠉⠉⠙⣿⣿⣿⣟⠀⠀⠀⠀⠘⣿⣿⣿⣿⠇⠀⠀⣼⣿⣿⣿⣿⣿⠛⢹⡏⠀⠀⢰⣁⠰⠶⠶ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠃⣿⣿⣿⣿⣿⣿⣿⡏⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠸⣷⡀⠀⠀⣿⣿⠋⠁⠀⠀⠀⠀⠀⠹⣿⣿⡛⡥⠀⢀⣿⣿⣿⣿⣿⣿⡀⠘⡇⠀⠀⠃⡯⠆⠀⠀ ⢿⣿⣿⣿⣿⣿⣿⣿⡿⢿⣿⣤⣿⡿⣿⣿⣿⠟⠛⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣀⣤⣴⠾⠃⢀⣀⢻⣟⡀⠀⠀⠀⠀⠀⠀⠀⢿⣿⣷⣿⡆⠀⠀⠀⠀⠀⠉⠉⠁⠀⠁⠀⠀⠀⠑⠀⠻⡿ ⣿⣟⣩⣥⣾⣿⠛⢉⣤⣾⣿⠟⣫⣼⣿⡿⠋⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠙⠛⢻⣤⣼⣟⠛⠃⠿⡟⠀⠀⠀⢠⣍⠀⣀⠈⠛⠉⠙⠃⠲⠆⠀⠀⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠿⠿⣛⣯⣶⣾⡿⠿⠛⠋⠐⠛⠛⣉⣉⣠⣤⣄⠴⠂⠀⠀⠀⠀⠀⣠⣀⠀⠀⠀⠀⠀⡀⠀⠀⠀⠀⠀⠀⠀⢀⣴⣤⣿⣿⡿⠻⣶⣾⣿⣿⠛⢤⣿⣿⡿⠃⠐⠶⠶⠶⠄⠀⠘⠛⠿⠆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⡀⠆⠲⣾⠏⢶⠄⠰⠴⠶⠆⠀⠀⠉⠉⠉⠀⠀⠀⠀⠀⠀⠀⠀⠈⠉⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠉⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣤⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡀⠀⠀⠀⠀⠀⡀ ䷩ 𝚕𝚒𝚗𝚎 583 ╒═══════════════════ 𝐀𝐑𝐓𝐈𝐂𝐋𝐄 ═════════════════════════════════════════════════╕ (ℹ) Images, hyperlinks and comments at http://techrights.org/2021/11/26/fsf-associate-membership-at-19/#comments Gemini version at gemini://gemini.techrights.org/2021/11/26/fsf-associate-membership-at-19/ ⠀⌧ █▇▆▅▄▃▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁ 11.26.21⠀▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▂▃▄▅▆▇█ ⌧ Gemini_version_available_♊︎ ✐ 38+_Years_of_GNU_and_19+_Years_of_FSF_Associate_Membership⠀✐ Posted in Free/Libre_Software, FSF, GNU/Linux, Videos at 7:58 pm by Dr. Roy Schestowitz Association for Computing Machinery (ACM) Software System Award to Richard Stallman Video_download_link http://techrights.org/wp-content/uploads/2021/11/rms-acm.webm Summary: “On November 25, 2002,” Wikipedia_notes, “the FSF launched the FSF Associate Membership program for individuals.” As the above video points_out, it all started almost 40 years ago. ䷩ 𝚕𝚒𝚗𝚎 619 ╒═══════════════════ 𝐀𝐑𝐓𝐈𝐂𝐋𝐄 ═════════════════════════════════════════════════╕ (ℹ) Images, hyperlinks and comments at http://techrights.org/2021/11/26/gemini-protocol-games/#comments Gemini version at gemini://gemini.techrights.org/2021/11/26/gemini-protocol-games/ ⠀⌧ █▇▆▅▄▃▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁ 11.26.21⠀▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▂▃▄▅▆▇█ ⌧ Gemini_version_available_♊︎ ✐ Gemini_as_a_Platform_for_Gamers⠀✐ Posted in Free/Libre_Software at 6:32 pm by Dr. Roy Schestowitz Video_download_link | md5sum 3ad242d08f8e7076cd393246a6bb369c http://techrights.org/videos/gemini-games.webm Summary: Contrary to what people often assume (or are led to assume), even without client-side scripting Gemini can accomplish a great deal; early adopters, many of whom are technical, test the limits of the very_minimalistic_ (by_design_and_intention) specification THE mailing lists of Gemini point_out some new games for Gemini Protocol; not all Gemini clients (“browsers”) support these at the moment, not even an older version of Lagrange and the widely-used Amfora (presented on the right hand side at the start of the video above), but this comes to show how creative spirits and server-side programming can accomplish a great deal. One can, in theory, do banking in Gemini (certificates make sessions, which are are no less secure than on the Web); many flight booking agencies used or still use ‘lesser’ UIs to do their job (like entering input, in a specialised querying language, for the server to interpret and return results). “The media will almost never mention Gemini, but that intentional snubbing — due to a lack of financial incentive, e.g. spies and advertisers — does not prevent Gemini’s growth.”The above video shows SpellBinding, which is new, and then Wordtunneler. There are even online 'chat_clients' for Gemini. Don’t discount it as primitive and useless; it’s actually vastly superior/cleaner than other hypertext protocols/spaces when it comes to signal/noise ratio because the_Web_became_a_spamfarm. That’s just the direction the Web has taken and will continue to take. The media will almost never mention Gemini, but that intentional snubbing — due to a lack of financial incentive, e.g. spies and advertisers — does not prevent Gemini’s growth. Earlier this week we reached 1,827 known (to_Lupa) capsules in total. Just a couple of days after reaching_1,807. 2,000 by year’s end isn’t insurmountable. █ 🄸🄼🄰🄶🄴_🄳🄴🅂🄲🅁🄸🄿🅃🄸🄾🄽_⦇Gemini:_Ready_for_Prime_time⦈_ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⢻⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣿⡆⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⢁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣿⡄⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣐⠄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣀⣀⣤⣤⣤⣤⣀⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠸⣿⣿⣿⣿⡄⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⠮⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣀⣀⠀⠀⠀⠀⠀⠀⠀⢀⣠⠤⠷⠦⢄⠀⢹⣿⣿⣷⣄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠙⣿⣿⣿⣿⡄⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠃⠀⠀⠀⠀⠀⠀⣀⣀⣠⣄⠀⠀⠀⠀⢸⣿⣿⣿⠀⠀⠀⣠⠖⣫⣶⣿⣿⣷⣦⡄⠀⡆⢸⣿⣿⣿⣿⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢻⣿⣿⣿⣿⡄⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣷⣄⠀⠀⣾⣿⣿⣿⠀⠀⠞⣡⣾⡟⠀⠀⠈⠛⠛⠛⠲⠀⢸⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢿⣿⣿⣿⣿⡆⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⠀⠀⠀⠀⠀⠀⣾⣿⣿⣿⣿⣿⣿⣧⡀⣿⣿⣿⣿⠀⠀⣼⣿⣿⠀⠀⢰⣶⣶⣶⣶⣷⠀⢸⣿⣿⣿⣿⠇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⣿⣿⣿⣿⣿⡆⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢰⠁⠀⠀⠀⠀⠀⠀⣿⣿⣿⣿⠻⣿⣿⣿⣿⣿⣿⣿⣿⠀⣼⢿⣿⣿⣇⠀⠈⢉⣿⣿⣿⠏⠀⢸⣿⣿⣿⠏⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠸⣿⣿⣿⣿⣿⣦⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⡀⠀⠀⠀⠀⠀⢠⣿⣿⣿⣿⠀⠙⢿⣿⣿⣿⣿⣿⣿⠀⣿⡌⠛⢿⣿⣿⣶⣿⣿⠿⠋⠀⠀⢸⣿⣿⣧⣶⣶⣶⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢿⣿⣿⣿⣿⣿⣧⡀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣷⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⡿⠀⠀⠀⠻⣿⣿⣿⣿⣿⠀⠙⠛⠛⠛⠉⠉⠉⠁⠀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣿⣿⣿⣿ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢰⣿⠀⠀⠀⠀⠀⣀⣼⣿⣿⣿⣷⣶⣶⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣟⡟⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⡿⠀⠀⠀⠀⠀⠻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠈⠉⠉⣿⣿⣿⣿⣿⣯⣭⣽⣷⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⢀⣠⣼⣿⣿⣿⣿⣿⣿ ⣀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠐⣿⡇⠀⠀⠀⠀⠀⠀⠀⣽⣿⣿⠛⠉⣉⣿⣿⣿⠃⠀⣸⣿⣿⣏⣉⣿⣿⣿⣿⣿⣶⣶⣶⣿⣿⣿⣿⣿⣿⣿⣿⡿⠇⠀⠀⣀⣀⣀⣀⣴⣶⣶⣶⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣖⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡇⡆⠀⠀⠀⠀⠀⢀⣤⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢻⣿⣿⣿⣿⣿⡃⢹⣿⣿⣭⣿⣿⡁⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠾⠃⠀⢠⠀⠀⠀⠀⢈⣿⣿⣿⡿⢿⣿⡿⠉⣽⣿⢿⣿⡄⠀⣿⣿⣷⣾⣿⡋⠈⣿⣿⢿⣛⣛⡃⢠⣿⣿⣹⣿⣿⡟⠀⠀⠀⢸⡿⠿⠿⠿⠿⠿⠿⠿⠿⠿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣮⠆⠀⠀⠀⠀⠀⠰⠶⣦⣀⡈⠀⠀⠐⣾⣿⣿⣿⣿⣀⣠⣶⡦⣾⣿⣿⣾⣿⣿⡄⣿⣿⣀⣻⣿⣿⣤⣿⣿⣿⠿⠿⠟⠒⠛⠉⠉⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠉⠉⠙⠛ ⣿⡏⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠙⠳⣶⣄⣸⣻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⠛⠛⠛⠛⠉⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⣿⠇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠑⣽⡟⠛⠋⣛⣻⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠤⠄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⣿⡤⠶⠦⣤⠶⠦⡤⠦⣤⠶⢶⠶⡶⠶⡴⢶⠶⢿⡛⢠⡴⠾⠿⡿⠿⠿⡿⠿⢿⡿⠿⠿⣶⠶⡶⢶⣤⠤⠦⢤⠶⠶⣶⠶⠶⢤⡀⡤⠶⠦⡤⠶⠦⢤⠴⢤⠶⢤⠴⠦⡴⠶⢦⣠⠶⠶⢶⠶⢦⠶⢦⠶⠦⡴⠶⢤⡀ ⢻⡇⢸⠤⣼⠀⠶⡇⠀⠁⠀⢸⠀⣿⠀⠃⢸⠀⢸⠓⣿⡇⠰⠀⡽⠀⠶⡇⢠⠘⡇⠀⡆⢸⡄⠃⣼⣿⠀⠰⡆⠀⡆⢸⠀⠐⢀⡗⡇⠀⠂⡀⠀⠆⣸⠀⢸⠀⠘⠀⠀⡇⠰⢾⠙⡆⠀⣾⠀⣻⠀⠘⠀⠀⡇⠰⢾⡟ ⠸⡇⠸⠀⢸⠀⠶⡇⢰⠀⡇⢸⠀⣿⠀⡀⢸⠀⢸⠿⣿⡇⢸⠀⢹⠀⠾⠃⢈⠀⡇⠀⠇⢸⡇⠀⣿⣿⠀⢰⡇⠀⠇⢸⠀⢰⠀⣷⡇⠀⡖⡇⠀⡇⢸⠀⢸⠀⡆⢸⠀⡇⠰⢾⠀⡇⠀⣿⠀⢻⠀⡄⠀⠀⡇⠰⢾⡅ ⠀⠛⠲⢷⠚⠲⣶⢳⡾⠖⠗⠚⠒⠓⠒⣷⣾⣶⣾⠒⠋⠓⠚⢲⣷⣶⣶⡖⠚⢲⣶⣶⣶⣿⣷⣶⣿⣿⣶⣾⡟⠲⠶⠿⠒⠚⠒⠁⠓⠒⠁⠑⠒⠓⠚⠒⠚⠒⠓⠒⠒⠓⠒⠚⠀⠑⠒⠛⠒⠚⠒⠓⠓⠒⠓⠒⠚⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⠃⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣿⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣟⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠸⣿⣿⣿⣿⡀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠰⠂⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣀⣀⣤⣤⣤⣤⣀⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠹⣿⣿⣿⣷⡀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡪⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣀⣀⠀⠀⠀⠀⠀⠀⠀⢀⣠⠤⠶⠦⢄⠀⢹⣿⣿⣷⣄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠹⣿⣿⣿⣷⡀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠐⡄⠀⠀⠀⠀⠀⠀⣀⣀⣠⣄⠀⠀⠀⠀⢸⣿⣿⣿⠀⠀⠀⣠⠖⣫⣶⣿⣿⣷⣦⡄⠀⡆⢸⣿⣿⣿⣿⡆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢿⣿⣿⣿⣿⡄⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣷⣄⠀⠀⣼⣿⣿⣿⠀⠀⠞⣡⣾⡟⠀⠀⠈⠛⠛⠛⠲⠀⢸⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⣿⣿⣿⣿⣿⡄⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⠀⠀⠀⠀⠀⠀⣾⣿⣿⣿⣿⣿⣿⣧⡀⣿⣿⣿⣿⠀⠀⣼⣿⣿⠀⠀⢰⣶⣶⣶⣶⣷⠀⢸⣿⣿⣿⣿⠃⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣿⣿⣄⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⠇⠀⠀⠀⠀⠀⠀⣿⣿⣿⣿⠻⣿⣿⣿⣿⣿⣿⣿⣿⠀⣼⢿⣿⣿⣇⠀⠈⢉⣿⣿⣿⠏⠀⢸⣿⣿⣿⠏⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢻⣿⣿⣿⣿⣿⣆⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⡇⠀⠀⠀⠀⠀⢠⣿⣿⣿⣿⠀⠙⢿⣿⣿⣿⣿⣿⣿⠀⣿⡌⠛⢿⣿⣿⣶⣿⣿⠿⠋⠀⠀⢸⣿⣿⣷⣶⣶⣶⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢿⣿⣿⣿⣿⣿⣦⡠ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⠁⠀⠀⠀⠀⠀⢸⣿⣿⣿⡿⠀⠀⠀⠻⣿⣿⣿⣿⣿⠀⠙⠛⠛⠛⠉⠉⠉⠁⠀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⣿⣿⣿⣿⣿⣿⣷ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⠀⠀⠀⠀⠀⣀⣼⣿⣿⣿⣷⣶⣶⣶⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡟⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠙⣿⣿⣿⣿⣿⣿ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣾⣿⠀⠀⠀⠀⠀⠻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣟⣿⣿⣿⠈⠉⠉⣿⣿⣿⣿⣿⣯⣭⣽⣷⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡀⢀⡤⣿⣿⣿⣿⣿⣿ ⣤⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⠀⠀⠀⠀⠀⠀⠈⣽⣿⣿⠛⠉⢉⣿⣿⣿⠃⠀⣸⣿⣿⣏⣉⣿⣿⣿⣿⣿⣶⣶⣶⣿⣿⣿⣿⣿⣿⣿⣿⠿⠇⠀⠀⠀⣀⠀⠀⣠⣤⣴⣦⣴⣞⣷⣿⣶⣿⣿⣿⣿⣿⣿⣿ ⣿⣇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡏⡀⠀⠀⠀⠀⠀⢀⣤⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢻⣿⣿⢿⣿⣿⡃⢹⣿⣯⣭⣿⣿⡁⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣷⣦⡀⠀⠀⠀⠀⠀⠀⠀⠸⠰⠃⠀⢠⠀⠀⠀⠀⠈⣿⣿⣿⣿⢿⣿⡿⠉⣽⣿⢿⣿⡄⠀⣿⣿⣷⣾⣿⡋⠈⣿⣿⢟⣛⣛⡃⢠⣽⣯⣩⣿⣿⠟⠀⠀⠀⠘⣿⠿⠿⠿⠿⠿⠿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣷⣿⣆⡀⠀⠠⠀⠀⠠⠶⣦⣀⣈⠀⠀⡐⣤⣿⣿⣿⣿⣀⣠⣶⡶⣾⣿⣿⣾⣿⣿⡄⣿⣿⣈⣻⣿⣿⣤⣿⣿⡿⠿⠿⠛⠒⠋⠉⠉⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠉⠉⠉⠛⠛⠛ ⣿⡿⠉⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠙⠻⣿⣦⣢⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⠛⠛⠛⠋⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠛⣿⡟⠛⠋⣛⣻⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠤⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⣿⡥⠶⠦⣤⠶⠦⡤⠦⣤⠶⢶⠶⣶⠶⡴⢶⠶⢿⡛⢠⡶⠾⠿⣿⠿⠿⡿⠿⢿⡿⠿⠿⣶⠶⡶⢦⣤⠴⠶⢦⠶⠶⣦⠶⠶⢤⡀⡤⠶⠦⡤⠶⠦⢤⠶⢤⠴⢦⠴⠦⡴⠶⢦⣠⠴⠶⢶⠶⢤⠶⢦⠴⠦⡴⠶⢤⣰ ⢻⡇⢸⠤⣼⠀⠶⡇⠀⠁⠀⢸⠀⣿⠀⠃⢸⠀⢸⠓⣿⡇⠰⠀⣽⠀⠶⡇⢠⠘⡇⠀⡆⢸⡄⠃⣼⣿⠀⠰⡆⠀⡆⢸⠀⠐⢀⡇⡇⠀⠆⡀⠀⠆⣸⠀⢸⠀⠘⠀⠀⡇⠰⢾⠙⡆⠀⣾⠀⢸⠀⠘⠀⠀⡇⠰⢾⣿ ⠸⡇⠸⠀⢸⠀⠶⡇⢸⠀⡇⢸⠀⣿⠀⡀⢸⠀⢸⠿⣿⡇⢸⠀⠹⠀⠾⠃⢈⠀⡇⠀⠇⢸⡇⠀⣿⣿⠀⢰⡇⠀⠇⢸⠀⢰⠀⣷⡇⠀⡖⡇⠀⡇⢸⠀⢸⠀⡆⢸⠀⡇⠰⢾⡀⡇⠀⣿⠀⢹⠀⡄⠀⠀⡇⠰⢾⣿ ⠀⠛⠲⢷⠚⠶⢶⠳⡾⠖⠗⠚⠒⠓⠒⣷⣾⣶⣾⠒⠋⠓⠚⠲⣷⣶⣶⠖⠚⢶⣶⣶⣶⣿⣷⣶⣿⣿⣶⣾⠙⠲⠶⠛⠒⠒⠒⠁⠓⠒⠁⠑⠒⠓⠚⠒⠚⠒⠓⠒⠒⠓⠒⠚⠀⠑⠒⠛⠒⠚⠒⠓⠓⠒⠓⠒⠚⠹ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣿⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠸⣿⣿⣿⣷⡀⠀⠀⠀⠀⠀⠀⠀⠀ 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⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⠀⠀⠀⠀⠀⠀⢀⣀⣀⣄⠀⠀⠀⠀⢸⣿⣿⣿⠀⠀⠀⣠⠖⣫⣶⣿⣿⣷⣦⡄⠀⡆⢸⣿⣿⣿⣿⣶⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⣿⣿⣧⡀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣷⣄⠀⠀⣾⣿⣿⣿⠀⠀⠞⣡⣾⡟⠀⠀⠈⠛⠛⠛⠲⠀⢸⣿⣿⣿⣿⡟⠇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠸⣿⣿⣿⣿⣧⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣸⣿⣿⣿⣿⣿⣿⣧⡀⣿⣿⣿⣿⠀⠀⣼⣿⣿⠀⠀⢰⣶⣶⣶⣶⣷⠀⢸⣿⣿⣿⣿⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠹⣿⣿⣿⣿⣷⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⣿⣿⠻⣿⣿⣿⣿⣿⣿⣿⣿⠀⣼⢿⣿⣿⣇⠀⠈⢉⣿⣿⣿⠏⠀⢸⣿⣿⣿⠋⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢻⣿⣿⣿⣿⣿⡄⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡳⠀⠀⠀⠀⠀⠀⣿⣿⣿⣿⠀⠙⢿⣿⣿⣿⣿⣿⣿⠀⣿⡌⠛⢿⣿⣿⣶⣿⣿⠿⠋⠀⠀⢸⣿⣿⣷⣶⣶⣶⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⣿⣿⣿⣿⣿⣿⣄⢰ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣸⡇⠀⠀⠀⠀⠀⢸⣿⣿⣿⣿⠀⠀⠀⠻⣿⣿⣿⣿⣿⠀⠙⠛⠛⠛⠉⠉⠉⠁⠀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⠆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠙⣿⣿⣿⣿⣿⣿⣾ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢴⣿⡇⠀⠀⠀⠀⣀⣸⣿⣿⣿⣿⣶⣶⣶⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡏⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢹⣿⣿⣿⣿⣿⣿ ⣧⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣼⣿⠁⠀⠀⠀⠀⠻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠈⠉⠁⣿⣿⣿⣿⣿⣭⣭⣿⣶⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡀⢀⢸⣿⣿⣿⣿⣿⣿ ⣿⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢿⣿⠀⠀⠀⠀⠀⠀⠈⣹⣿⣿⠛⠋⢉⣿⣿⣿⠃⠀⢸⣿⣿⣏⣉⣿⣿⣿⣿⣿⣶⣶⣶⣿⣿⣿⣿⣿⣿⣿⣿⠿⠇⠀⠀⢀⠀⠀⣀⢠⣀⣴⣶⣶⣾⣷⣷⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣸⢸⠀⠀⠀⠀⠀⠀⣠⣽⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢻⣿⣿⢿⣿⣟⠃⢸⣿⣯⣭⣿⣿⡁⠀⠀⠀⠈⣿⣷⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣷⣄⠀⠀⠀⠀⠀⠀⠀⠀⢰⠏⠀⠀⡄⠀⠀⠀⠀⣛⣿⣿⣿⢿⣿⣿⠉⣹⣿⢿⣿⡄⠀⣿⣿⣷⣾⣿⡋⢸⣿⣿⢟⣛⣛⡀⢤⣽⣯⣩⣿⣿⠇⠀⠀⠀⠀⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣀⡀⠠⠀⠀⠀⠶⣦⣄⣀⠀⠀⠤⣢⣾⣿⣿⣿⡁⣀⣶⣦⣴⣿⣿⣾⣿⣿⡄⣿⣿⣈⣻⣿⣿⣼⣿⠿⠿⠿⠛⠓⠀⠉⠉⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠉⠉⠉⠙⠛⠻⠿⣿⣿⣝ ⣿⣿⠋⠉⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠉⢛⣦⣼⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠛⠛⠛⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠙⠛ ⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠛⢻⡿⠛⠋⣙⣛⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠤⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣰⣿ ⣿⡧⠶⠦⣤⠶⠶⡴⠶⣤⠶⢶⠶⣶⠶⡴⢶⠶⢿⡛⢠⡶⠾⠿⣿⠿⠿⡿⠿⢿⡿⠿⠿⣶⠶⡶⢤⣠⠴⠶⢶⠶⠶⣤⠶⠶⢤⡀⡤⠶⠦⡤⠶⠦⢤⠴⢦⠶⢤⠴⠦⡴⠶⢤⣤⠶⠶⢶⠶⢤⠶⢦⠴⠦⡤⠶⢿⣿ ⢻⡇⢸⠤⣼⠀⠶⡇⠀⠁⠀⢸⠀⣿⠀⠃⢸⠀⢸⠓⣿⡇⠰⠀⣽⠀⠶⡇⢠⠈⡇⠀⡆⢸⡄⠃⣼⣿⠀⠰⡆⠀⡆⢸⠀⠐⢀⡇⡇⠀⠆⡀⠀⠆⣸⠀⢸⠀⠘⠀⠀⡇⠰⢾⠙⡆⠀⣾⠀⢺⠀⠘⠀⠀⡇⠰⢾⣿ ⠸⡇⠸⠀⢸⠀⠶⡇⢸⠀⡇⢸⠀⣿⠀⡀⢸⠀⢸⠿⣿⡇⢸⠀⢱⠀⠾⠃⢈⠀⡇⠀⠇⢸⡇⠀⣿⣿⠀⢰⡇⠀⠇⢸⠀⠰⠀⣇⡇⠀⡖⡇⠀⡇⢸⠀⢸⠀⡆⢸⠀⡇⠰⢾⡀⡇⠀⣿⠀⢺⠀⡄⠀⠀⡇⠰⢾⣿ ⠀⠛⠲⢷⠚⠶⢶⡷⣾⠖⠗⠚⠒⠓⠒⣷⣾⣶⣾⠒⠋⠓⠚⢲⣷⣶⣶⠖⠚⢲⣶⣶⣶⣿⣷⣶⣿⣿⡖⠚⠙⠶⠖⠛⠒⠒⠒⠁⠑⠒⠁⠑⠒⠓⠚⠒⠚⠒⠓⠒⠒⠓⠒⠚⠀⠓⠒⠛⠒⠚⠒⠓⠓⠒⠳⣶⣾⣿ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠹⣿⣿⣿⣿⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⡠⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢹⣿⣿⣿⣧⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠠⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣀⣠⣤⣤⣤⣤⣄⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢹⣿⣿⣿⣧⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣀⣀⠀⠀⠀⠀⠀⠀⠀⢀⣠⠤⠶⠦⢄⠁⢹⣿⣿⣷⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢻⣿⣿⣿⣧⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠴⠀⠀⠀⠀⠀⠀⠀⣀⣀⣄⠀⠀⠀⠀⢸⣿⣿⣿⠀⠀⠀⣠⠖⣫⣶⣿⣿⣷⣦⡄⠀⡆⢸⣿⣿⣿⣿⣤⣶⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣿⣧⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢨⠃⠀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣷⣄⠀⠀⣾⣿⣿⣿⠀⠀⠞⣡⣾⡟⠀⠀⠈⠛⠛⠛⠲⠀⢸⣿⣿⣿⣿⡟⡿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣿⣷⠀⠀⠀⠀⠀ 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⣿⡿⠶⠦⣤⠴⠦⡤⠶⣤⠶⢶⠶⡶⠶⡴⢶⠶⢾⡛⢠⡶⠾⠿⣿⠿⠿⡿⠿⢿⡿⠿⠿⣶⠶⡤⢤⣠⠶⠶⢶⠶⠶⣤⠶⠶⢤⡀⡤⠶⠦⡤⠶⠦⢤⠴⢤⠶⢤⠴⠦⡴⠶⢦⣤⠶⠶⢶⠶⢤⠶⢤⠴⠤⡴⠿⢿⣿ ⢿⡇⢸⠤⣼⠀⠶⡇⠀⠁⠀⢸⠀⣿⠀⠃⢸⠀⢸⠓⣿⡇⠰⠀⡽⠀⠶⡇⢠⠈⡇⠀⡆⢸⡄⠃⣼⣿⠀⠰⡆⠀⡆⢸⠀⠐⢀⡇⡇⠀⠂⡀⠀⠆⣸⠀⢸⠀⠘⠀⠀⡇⠰⢾⠙⡆⠀⣾⠀⢸⠀⠘⠀⠀⡇⠰⢾⣿ ⠸⡇⠸⠀⢸⠀⠶⡇⢰⠀⡇⢸⠀⣿⠀⡀⢸⠀⢸⠿⣿⡇⢸⠀⠹⠀⠾⠃⢈⠀⡇⠀⠇⢸⡇⠀⣿⣿⠀⢰⡇⠀⠇⢸⠀⠰⠀⡗⡇⠀⡖⡇⠀⡇⢸⠀⢸⠀⡆⢸⠀⡇⠰⢾⡀⡇⠀⣿⠀⢿⠀⡄⠀⠀⡇⠰⢾⣿ ⠀⠛⠲⢷⠚⠲⢶⡷⣾⠖⠗⠚⠒⠓⠒⣷⣾⣶⣾⠒⠋⠓⠚⠲⣷⣶⣶⠖⠚⢶⣶⣶⣶⣿⣷⣶⣿⡟⠒⠚⠛⠲⠒⠛⠒⠒⠒⠁⠑⠒⠁⠑⠒⠓⠚⠒⠚⠒⠓⠒⠒⠓⠒⠚⠁⠑⠒⠛⠒⠚⠒⠓⠓⠒⣷⣶⡾⢿ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠹⣿⣿⣿⣧⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢻⣿⣿⣿⣧⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣀⣠⣤⣤⣤⣤⣄⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢻⣿⣿⣿⣆⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣀⠀⠀⠀⠀⠀⠀⠀⢀⣠⠤⠶⠦⢄⠀⢹⣿⣿⣷⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⢿⣿⣿⣿⣇⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣀⣀⣀⠀⠀⠀⠀⢸⣿⣿⣿⠀⠀⠀⣠⠖⣫⣶⣿⣿⣷⣦⡄⠀⠆⢸⣿⣿⣿⣿⣀⣴⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣿⣦⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣷⣄⠀⠀⣾⣿⣿⣿⠀⠀⠞⣡⣾⡟⠀⠀⠈⠛⠛⠛⠲⠀⢸⣿⣿⣿⣿⡟⣿⠃⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠸⣿⣿⣿⣿⣧⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣦⡀⣿⣿⣿⣿⠀⠀⣼⣿⣿⠀⠀⢰⣶⣶⣶⣶⣶⠀⢸⣿⣿⣿⣿⠀⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢹⣿⣿⣿⣿⣇⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠄⠀⠀⠀⠀⠀⣾⣿⣿⣿⠿⣿⣿⣿⣿⣿⣿⣿⣿⠀⣼⢿⣿⣿⣇⠀⠈⢉⣿⣿⣿⠏⠀⢸⣿⣿⡿⠃⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⣿⣿⣿⣿⣿⣷⡀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣀⠀⠀⠀⠀⠀⠀⣿⣿⣿⣿⠀⠙⢿⣿⣿⣿⣿⣿⣿⠀⣿⡌⠛⢿⣿⣿⣶⣿⣿⠿⠋⠀⠀⢸⣿⣿⣷⣶⣶⣆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠸⣿⣿⣿⣿⣿⣿⡋⠈ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣸⡇⠀⠀⠀⠀⠀⢠⣿⣿⣿⣿⠀⠀⠀⠻⣿⣿⣿⣿⣿⠀⠙⠛⠛⠛⠉⠉⠉⠁⠀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢹⣿⣿⣿⣿⣿⣯⣷ ⣦⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢰⣿⡇⠀⠀⠀⠀⢀⣸⣿⣿⣿⣿⣴⣶⣶⣶⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡋⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⣿⣿⣿⣿⣿ ⣿⡆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⡇⠀⠀⠀⠀⠻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣟⣿⣿⣿⠈⠉⠉⣿⣿⣿⣿⣿⣭⣭⣿⣶⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣸⣿⣿⣿⣿⣿⣿ ⣿⣧⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⡇⠀⠀⠀⠀⠀⠈⣹⣿⣿⠟⠋⢉⣿⣿⣿⠃⠀⢸⣿⣿⣏⣉⣻⣿⣿⣿⣿⣶⣶⣶⣿⣿⣿⣿⣿⣿⣿⣿⠿⠇⠀⠀⠀⡀⠀⢀⠀⣤⣶⣤⣬⣶⣴⣶⣽⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣧⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⢁⠀⠀⠀⠀⠀⠀⣀⣽⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢻⣿⣿⣿⣿⣟⠃⢿⣿⣯⣽⣿⣯⡀⠀⠀⠀⠀⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣦⣀⠀⠀⠀⠀⠀⠀⠀⢒⡞⠀⠀⡄⠀⠀⠀⢀⠻⣿⣿⣿⣿⣿⣿⠉⣹⣿⢿⣿⡄⠀⣿⣿⣷⣾⣿⡋⢸⣿⣿⢛⣛⣛⡀⢤⣿⣯⣭⣿⣿⠇⠀⠀⠀⠀⢹⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣖⠀⠀⠀⠀⠀⠴⣦⣄⣀⠁⠀⢠⣬⣿⣿⣿⣿⡇⢀⣶⣤⣰⣿⣿⣾⣿⣿⡄⣿⣿⣈⣻⣿⣷⣼⡿⠿⠿⠛⠛⠃⠈⠉⠉⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠉⠉⠉⠉⠙⠛⠛⠿⢿⣿⣿⣿⣭⣻ ⣿⣿⡟⠉⠉⠉⠀⠀⠀⠀⠀⠀⠀⠀⠉⠻⣷⡬⣪⣿⣿⣿⣿⣿⣿⣿⣿⣷⣿⣿⣾⣿⣿⣿⣿⣿⠿⠛⠛⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠉⢻⣿⣟⣻ ⣿⣿⠇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠑⢳⣯⠛⠋⢙⣛⣻⣿⣿⣿⣿⣿⣿⣿⣿⡿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣴⣿⣿⣿ ⣿⡿⠶⠦⣤⠴⠦⡤⠶⡤⠶⢶⠶⣶⠶⡴⢶⠶⢾⡛⢡⡴⠾⠿⡿⠿⠿⡿⠿⢿⡿⠿⠷⣶⠦⡤⢤⣠⠶⠶⢦⠶⠶⣤⠴⠶⢤⡀⡤⠶⠦⡤⠶⠦⢤⠴⢤⠶⢦⠴⠦⡴⠶⢦⣠⠶⠶⢶⠶⢤⠶⢤⠤⠶⡿⠿⢿⣿ ⢿⡇⢸⠤⣼⠀⠶⡇⠀⠁⠀⢸⠀⣿⠀⠃⢸⠀⢸⠓⣿⡇⠰⠀⣟⠀⠶⡇⢠⠈⡇⠀⡆⢸⡄⠃⣼⣿⠀⠰⡆⠀⡆⢸⠀⠐⢀⡇⡇⠀⠂⡀⠀⠆⣸⠀⢸⠀⠘⠀⠀⡇⠰⢾⠙⡆⠀⣾⠀⢸⠀⠘⠀⠀⡇⠰⢾⣿ ⠸⡇⠸⠀⢸⠀⠶⡇⢰⠀⡇⢸⠀⣿⠀⡀⢸⠀⢸⠿⣿⡇⢸⠀⣿⠀⠾⠃⢈⠀⡇⠀⠇⢸⡇⠀⣿⣿⠀⢰⡇⠀⠇⢸⠀⠰⠀⣧⡇⠀⡖⡇⠀⡇⢸⠀⢸⠀⡆⢸⠀⡇⠰⢾⡀⡇⠀⣿⠀⢸⠀⡄⠀⠀⡇⠰⢾⣿ ⠀⠛⠲⢷⠚⠶⢶⡷⣾⠖⠗⠚⠒⠓⠒⣷⣾⣶⣾⠒⠋⠓⠚⢲⣷⣶⣶⠖⠚⢲⣶⣶⣶⣿⣷⣶⣿⠙⠲⠞⠙⠒⠒⠛⠒⠒⠒⠁⠑⠒⠁⠑⠒⠓⠚⠒⠚⠒⠓⠒⠒⠓⠒⠚⠁⠑⠒⠛⠒⠚⠒⠓⠓⢲⣷⣶⡾⢯ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢻⣿⣿⣿⣇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢰⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢿⣿⣿⣿⣆⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣀⣤⣤⣤⣤⣤⣄⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⢿⣿⣿⣿⡆⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣀⠀⠀⠀⠀⠀⠀⠀⢀⣨⠤⠶⠦⢄⠀⢹⣿⣿⣷⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣿⡆⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⠀⠀⠀⠀⠀⠀⠀⢀⣀⣀⠀⠀⠀⠀⢸⣿⣿⣿⠀⠀⠀⣠⠖⣫⣶⣿⣿⣷⣦⡄⠀⡆⢸⣿⣿⣿⣿⠀⠀⣾⡇⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⣿⡄⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣇⠀⠀⠀⠀⠀⢰⣿⣿⣿⣿⣷⡄⠀⠀⣿⣿⣿⣿⠀⠀⠞⣡⣾⡟⠀⠀⠈⠛⠛⠛⠲⠀⢸⣿⣿⣿⣿⠀⣸⣿⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⢿⣿⣿⣿⣿⣆⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠐⡇⠀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣦⡀⣿⣿⣿⣿⠀⠀⣼⣿⣿⠀⠀⢰⣶⣶⣶⣶⣷⠀⢸⣿⣿⣿⡿⠀⢹⠟⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⣿⣿⣿⣿⣿⣆⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⡂⠀⠀⠀⠀⠀⣼⣿⣿⣿⠿⣿⣿⣿⣿⣿⣿⣿⣿⠀⣼⢿⣿⣿⣇⠀⠈⢉⣿⣿⣿⠏⠀⢸⣿⣿⡿⠃⠀⠀⠃⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣦⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢒⠆⠀⠀⠀⠀⠀⣿⣿⣿⣿⠀⠙⢿⣿⣿⣿⣿⣿⣿⠀⣿⡌⠛⢿⣿⣿⣶⣿⣿⠿⠋⠀⠀⢸⣿⣿⣷⣶⣶⣆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢿⣿⣿⣿⣿⣿⣧⠃⠢ ⣇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣠⣿⠀⠀⠀⠀⠀⠀⣿⣿⣿⣿⠀⠀⠀⠻⣿⣿⣿⣿⣿⠀⠙⠛⠛⠛⠉⠉⠉⠁⠀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⢿⣿⣿⣿⣿⣿⣷⡌ ⣿⡆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⠀⠀⠀⠀⠀⣸⣿⣿⣿⣿⣤⣶⣶⣶⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡋⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⣿⣿⣿⣿⣿⣿⣷ ⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⡟⠀⠀⠀⠀⠺⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠈⠉⠉⣿⣿⣿⣿⣯⣭⣽⣷⣶⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣹⣿⣿⣿⣿⣿⣿ ⣿⣿⣆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠸⣿⡗⠀⠀⠀⠀⠀⠈⢹⣿⣿⠟⠛⠛⣿⣿⣿⠇⠀⢸⣿⣿⣏⣉⣻⣿⣿⣿⣿⣶⣶⣶⣿⣿⣿⣿⣿⣿⣿⣿⠿⠂⠀⠀⠀⠀⠀⠀⣀⣶⣆⣴⣶⣶⣾⣶⣾⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⡆⡀⠀⠀⠀⠀⠀⠀⠀⠀⢀⡇⡇⠀⠀⠀⠀⠀⣀⣸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢻⣿⣿⣿⣿⣟⠁⢿⣿⣯⣽⣿⣍⡀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣄⡀⠀⠀⠀⠀⠀⠀⠐⣾⠁⠀⢀⡀⠀⠀⠀⢛⣿⣿⣿⣿⣿⣿⠋⣹⣿⢿⣿⡄⠀⣿⣿⣷⣾⣿⡋⢸⣿⣿⢟⣛⣛⡀⣤⣿⣯⣭⣿⡿⠃⠀⠀⠀⠀⠸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣷⢂⠀⡀⠀⠀⢰⣶⣤⣀⣀⠐⢐⣲⣿⣿⣿⣿⡇⢀⣴⣥⣰⣿⣿⣾⣿⣿⡄⣿⣿⣈⣻⣿⣷⡼⠿⠿⠟⠛⠛⠃⠈⠉⠉⠉⠉⠉⠉⠁⠀⠀⠀⠀⠉⠉⠉⠉⠙⠛⠛⠻⠿⢿⣿⣿⣿⣿⣿⣿⣝⣧ ⣿⣿⣿⠛⠉⠉⠉⠀⠀⠀⠀⠀⠀⠀⠉⠛⢿⣶⣞⣿⣿⣿⣿⣿⣿⣿⣿⣷⣿⣿⣾⣿⣿⣿⣿⡿⠟⠛⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠉⠻⣿⣿⣿⣛⣿ ⣿⣿⡏⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⠻⣿⠟⠛⣛⣛⣻⣿⣿⣿⣿⣿⣿⣿⣿⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢠⣿⣿⣿⣿⣿ ⣿⡿⠷⠦⣤⠴⠦⡤⠶⣤⠶⢶⠶⡶⠶⡴⢶⠶⢾⡛⢣⡶⠾⠿⡿⠿⠿⡿⠿⢿⡿⠿⠷⣤⠤⡤⢶⣤⠶⠶⢦⠶⠶⣤⠴⠶⢤⡀⡤⠶⠦⡤⠶⠦⢤⠴⢦⠶⢤⠴⠶⡴⠶⢶⣤⠶⠶⢶⠶⢤⠤⢤⠾⠿⡿⠿⢿⣿ ⢿⡇⢸⠤⣼⠀⠶⡇⠀⠁⠀⢸⠀⣿⠀⠃⢸⠀⢸⠓⣾⡇⠰⠀⡽⠀⠶⡇⢠⠘⡇⠀⡆⢸⡄⠃⣼⢿⠀⠰⡆⠀⡆⢸⠀⠐⢀⡗⡇⠀⠆⡀⠀⠆⣸⠀⢸⠀⠘⠀⠀⡇⠰⢾⡟⡆⠀⣾⠀⢿⠀⠘⠀⠀⡇⠰⢾⣿ ⠸⡇⠸⠀⢸⠀⠶⡇⢰⠀⡇⢸⠀⣿⠀⡀⢸⠀⢸⠿⣿⡇⢸⠀⠹⠀⠾⠃⢈⠀⡇⠀⠇⢸⡇⠀⡏⢸⠀⢰⡇⠀⠇⢸⠀⢰⠀⣷⡇⠀⡖⡇⠀⡇⢸⠀⢸⠀⡆⢸⠀⡇⠰⢾⡇⡇⠀⣿⠀⢸⠀⡄⠀⠀⡇⠰⢾⣿ ⠀⠛⠲⢷⠚⠶⠖⡷⢾⠖⠗⠚⠒⠓⠒⢷⣾⣶⣾⠒⠋⠓⠚⠲⣷⣶⣶⠖⠚⢲⣶⣶⣶⣿⣷⣶⠃⠘⠶⠚⠙⠒⠒⠛⠒⠒⠒⠁⠑⠒⠁⠑⠒⠓⠚⠒⠚⠒⠓⠒⠒⠓⠒⠚⢣⠑⠒⠛⠒⠚⠒⣷⣷⣶⣷⣶⢾⣷ 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⢿⣿⣷⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢨⣿⣿⡀⠀⠀⠀⠀⠈⢹⣿⣿⡟⠛⠛⣻⣿⣿⠇⠀⢸⣿⣿⣏⣙⣻⣿⣿⣿⣿⣶⣶⣾⣿⣿⣿⣿⣿⣿⣿⣿⠿⠂⠀⠀⠀⠀⣀⣠⣠⣶⣶⣶⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⢸⣿⣿⣿⡔⠀⠀⠀⠀⠀⠀⠀⠀⠀⡇⡎⠀⠀⠀⠀⠀⣀⣸⣿⣿⣿⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢻⣿⣿⣿⣿⣟⠁⢿⣿⣯⣽⣿⣍⡀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣶⣤⡀⠀⠀⠀⠀⠀⠐⣶⠃⠁⢀⡀⣀⣀⡀⣟⣿⣿⣿⣿⣿⣿⠛⣹⣿⢿⣿⡄⠀⣿⣿⣷⣾⣿⠃⢸⣿⣿⢛⣛⣛⡀⣤⣿⣯⣭⣿⡿⠃⠀⠀⠀⠀⠘⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⡗⠀⣀⠀⠀⢠⣶⣤⣀⡈⡁⣸⣿⣿⣿⣿⣿⡇⢀⣽⣧⣰⣿⣿⣾⣿⣿⡄⣿⣿⣈⣻⣿⣷⡼⠿⠿⠟⠛⠛⠃⠈⠉⠉⠉⠉⠉⠉⠁⠀⠀⠀⠀⠉⠉⠙⠛⠛⠛⠿⠿⣿⣿⣿⣿⣿⣿⣿⣯⣿⣧ ⣿⣿⣿⠛⠋⠉⠉⠀⠀⠀⠀⠀⠀⠀⠉⠛⢿⣥⣷⣽⣿⣿⣿⣿⣿⣿⣿⣷⣿⣿⣷⣿⣿⣿⣿⠿⠛⠋⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠙⢿⣿⣿⣿⣿⣻⣷ ⣿⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠛⣿⠟⠟⢛⣛⣛⣿⣿⣿⣿⣿⣿⣿⡟⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⣿⡿⣿ ⣿⡿⠷⠦⣤⠶⠦⡤⠶⣤⠶⢶⠶⣶⠶⡶⢶⠶⢶⡛⢣⡶⠶⠿⡿⠿⠿⡿⠿⢿⡿⠿⠦⣤⠤⡴⢶⣴⠶⠶⢤⠴⠶⣤⠴⠶⢤⡀⡤⠶⠦⡤⠶⠦⢤⠴⢤⠶⢶⠶⠦⡴⠶⢦⣠⠶⠶⢶⠶⢤⠤⢾⠿⠿⡿⠿⢿⣿ ⢿⡇⢸⠤⣼⠀⠶⡇⠀⠁⠀⢸⠀⣿⠀⠃⢸⠀⢸⠛⣾⡇⠰⠀⡽⠀⠶⡇⢠⠘⡇⠀⡆⢸⡄⠃⣼⣿⠀⠰⡆⠀⡆⢸⠀⠐⢀⡗⡇⠀⠆⡀⠀⠆⣸⠀⢸⠀⠘⠀⠀⡇⠰⢾⠙⡆⠀⣾⠀⣸⠀⠘⠀⠀⡇⠰⢾⣿ ⠸⡇⠸⠀⢸⠀⠶⡇⢰⠀⡇⢸⠀⣿⠀⡀⢸⠀⢸⠿⣿⡇⢸⠀⢱⠀⠾⠃⢈⠀⡇⠀⠇⢸⡇⠀⡏⣿⠀⢰⡇⠀⠇⢸⠀⠰⠀⣷⡇⠀⡖⡇⠀⡇⢸⠀⢸⠀⡆⢸⠀⡇⠰⢾⡀⡇⠀⣿⠀⢾⠀⡄⠀⠀⡇⠰⢾⣿ ⠀⠙⠲⢷⠚⠶⠖⣷⢾⠖⠗⠚⠒⠓⠒⢷⣾⣶⣾⠒⠋⠓⠚⠲⣷⣶⣶⠖⠚⢲⣶⣶⣶⣿⣷⡖⠃⠘⠒⠚⠙⠒⠒⠛⠒⠒⠒⠁⠑⠒⠁⠑⠒⠓⠚⠒⠚⠒⠓⠒⠒⠓⠒⡞⠀⠑⠒⠛⠒⠚⢲⣷⣷⣶⣷⣶⣾⣿ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢐⢍⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣿⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢃⡌⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣿⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀ 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⣦⣿⣿⣿⣿⣄⣄⠀⠀⠀⠀⠀⢀⢠⠇⠀⢀⣁⣀⣀⡀⠛⣿⣿⣿⣿⣿⣿⠛⢹⣿⣿⣿⡄⠀⣿⣿⣽⣿⣿⠃⢸⣿⣿⢛⣛⣛⡀⣤⣿⣭⣽⣿⡿⠁⠀⠀⠀⠀⠀⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿ ⣿⣿⣿⣿⣿⣿⣿⣿⣠⣀⠀⠀⠀⣶⣦⣀⣈⡈⣙⣽⣷⣾⣿⣿⡏⠀⣬⣥⢰⣿⣿⣾⣿⣿⡄⣿⣿⣈⣻⣿⣷⠼⠿⠿⠟⠛⠛⠓⠚⠛⠛⠛⠋⠋⠉⠁⠀⠀⠀⠀⠘⠛⠻⠿⠿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣽⣯⣴ ⣿⣿⣿⡟⠛⠋⠉⠉⠉⠀⠀⠀⠀⠀⠉⠙⢿⣽⣿⣟⣿⣿⣿⣿⣿⣿⣿⣷⣿⣿⣷⣿⣿⣿⠿⠛⠋⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠉⠻⣿⣿⣿⣿⣿⣿⣟⣷⣾ ⣿⣿⣿⠇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠛⣿⠿⠟⢛⣛⣛⣿⣿⣿⣿⣿⣿⡿⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⢿⣿ ⣿⡿⠿⠦⣤⠶⠦⡤⠶⣤⠶⢶⠶⣶⠶⡶⢦⠶⢦⡛⢳⡶⠾⠿⡿⠿⠿⡿⠿⢿⡿⠷⠦⣤⠶⡶⢶⣤⠶⠶⢤⠴⠶⣤⠴⠶⢤⡀⡴⠶⠦⡤⠶⠦⢤⠴⢦⠶⢦⠶⠶⡶⠶⢦⣤⠶⠶⢤⠤⢾⠿⢿⠿⠿⡿⠿⢿⣿ ⢿⡇⢸⠤⣼⠀⠶⡇⠀⠁⠀⢸⠀⣿⠀⠃⢸⠀⢸⠓⣾⡇⠰⠀⣵⠀⠶⡇⢠⠘⡇⠀⡆⢸⡄⠃⣼⢻⠀⠰⡆⠀⡆⢸⠀⠐⢀⡇⡇⠀⠆⡀⠀⠆⣸⠀⢸⠀⠘⠀⠀⡇⠰⢾⠙⡆⠀⣾⠀⢾⠀⠘⠀⠀⡇⠰⢾⣿ ⠸⡇⠸⠀⢸⠀⠶⡇⢰⠀⡇⢸⠀⣿⠀⡀⢸⠀⢸⠿⣿⡇⢸⠀⢹⠀⠾⠃⢈⠀⡇⠀⠇⢸⡇⠀⣿⢸⠀⢰⡇⠀⠇⢸⠀⢰⠀⣧⡇⠀⡖⡇⠀⡇⢸⠀⢸⠀⡆⢸⠀⡇⠰⢾⡀⡇⠀⣿⠀⢸⠀⡄⠀⠀⡇⠰⢾⡿ ⠀⠙⠲⢷⠚⠲⠖⣷⢾⡖⠗⠚⠒⠓⠒⢷⣾⣶⣾⠒⠋⠓⠚⠲⣷⣶⣶⠖⠚⢲⣶⣶⣶⣿⠓⠲⠃⠘⠒⠊⠉⠒⠒⠛⠒⠚⠒⠁⠑⠒⠁⠑⠒⠓⠚⠒⠚⠒⠓⠒⠖⠓⠒⠚⠀⠑⠒⠛⠒⠚⣶⣷⣷⣶⣷⡶⣾⣿ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠃⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠸⢿⣿⣿⣿⣿⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡃⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠻⣿⣿⣿⣇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠐⠇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣀⣠⣤⣤⣤⣤⣤⣄⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢻⣿⣿⣿⣆⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣀⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⠀⠀⠀⠀⠀⠀⠀⢀⣠⠤⠶⠧⢄⠀⢹⣿⣿⣧⡀⠀⠀⠀⠀⠀⣾⡇⠀⠀⠀⠈⢻⣿⣿⣿⣇⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠐⠔⠀⠀⠀⠀⠀⠀⠀⢀⣀⠀⠀⠀⠀⢰⣾⣿⣿⠀⠀⠀⣠⠖⣫⣶⣿⣿⣷⣦⡄⠀⡆⢸⣿⣿⣿⣷⠀⠀⠀⠀⣼⣿⠁⠀⠀⠀⠀⠸⣿⣿⣿⣿⣆⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢨⡆⠀⠀⠀⠀⠀⣾⣿⣿⣿⣷⡄⠀⠀⢸⣿⣿⣿⠀⠀⠞⣡⣾⡟⠀⠀⠈⠛⠛⠛⠲⠀⢸⣿⣿⣿⣿⠀⠀⠀⢰⣿⡧⠀⠀⠀⠀⠀⠀⢹⣿⣿⣿⣿⣆⠀⠀⠀⠀⠀⠀ ⠂⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡉⠁⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣦⡀⣿⣿⣿⣿⠀⠀⣼⣿⣿⠀⠀⢰⣶⣶⣶⣶⣷⠀⢸⣿⣿⣿⡏⠀⠀⢀⣾⣿⠃⠀⠀⠀⠀⠀⠀⠀⢿⣿⣿⣿⣿⣇⠀⠀⠀⠀⠀ ⢠⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡈⠀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⣼⢿⣿⣿⣇⠀⠈⢉⣿⣿⣿⠏⠀⢸⣿⣿⡟⠁⠀⠀⢸⣿⡟⠀⠀⠀⠀⠀⠀⠀⠀⠸⣿⣿⣿⣿⣿⣇⠀⠀⠀⠀ ⠀⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢠⡿⠀⠀⠀⠀⠀⣼⣿⣿⣿⠇⠙⢿⣿⣿⣿⣿⣿⣿⠀⣿⡌⠛⢿⣿⣿⣶⣿⣿⠿⠋⠀⠀⢸⣿⣿⣶⣶⣶⡀⠈⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⢻⣿⣿⣿⣿⣿⡆⠀⠀⠀ ⣿⣿⡆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣼⣿⠀⠀⠀⠀⠀⣿⣿⣿⣿⠀⠀⠈⠻⣿⣿⣿⣿⣿⠀⠙⠛⠛⠛⠉⠉⠉⠁⠀⠀⠀⠀⠀⢸⣿⣿⣿⣿⡿⠷⠀⠈⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⢿⣿⣿⣿⣿⣿⡄⠀⠀ ⠙⣿⣿⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⠀⠀⠀⠀⠀⣿⣿⣿⣿⣤⣤⣶⣶⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣟⣿⣿⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣿⣿⣷⣦⢀ ⠀⢹⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣾⣿⡟⠀⠀⠀⠸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣧⠈⠉⢸⣿⣿⣿⣿⣯⣭⣿⣷⡆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣀⡄⣿⣿⣿⣿⣿⣿⣿⣿ ⠀⠹⣿⣿⣧⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⣧⠀⠀⠀⠀⠈⢛⣿⣿⡿⠛⠛⣻⣿⣿⠇⠀⢸⣿⣿⣏⣙⣻⣿⣿⣿⣿⣶⣶⣾⣿⣿⣿⣿⣿⣿⣿⡿⠿⠀⠀⠀⠀⠀⣂⣀⣀⣤⣶⣴⣾⣶⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⠀⠀⢿⣿⣿⡆⠀⠀⠀⠀⠀⠀⠀⠀⢸⢹⠅⠀⠀⠀⠀⢀⣘⣿⣿⣷⣶⣿⣿⣿⣿⣶⣿⣿⣿⣿⣿⣿⣿⣿⡟⢻⣿⣿⣿⣿⣛⠀⣿⣿⣯⣽⣯⣅⠀⠀⠀⠀⠀⠀⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣠⣤⣾⣿⣿⣷⣄⣀⠀⠀⠀⠀⠀⣤⡾⠈⠀⣀⣠⣤⣄⣘⣿⣿⣿⣿⣿⣿⠛⢻⣿⣿⣿⡄⠀⣿⣿⣽⣿⣿⠃⢸⣿⣿⢛⣛⣛⠀⣴⣿⣭⣽⣿⡿⠀⠀⠀⠀⠀⠀⠹⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿ ⣿⣿⣿⣿⣿⣿⣿⣿⣷⣶⠀⠀⠀⣴⣦⣄⡀⢓⣿⣿⣿⣿⣿⣿⡏⠀⣼⣥⢰⣿⣿⣾⣿⣿⡀⣿⣿⣈⣻⣿⣷⠼⠿⠿⠿⠿⠛⠓⠚⠛⠛⠛⠛⠛⠛⠃⠀⠀⠀⠀⠀⠻⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣯⣿⣥⣾ ⣿⣿⣿⣿⠛⠛⠋⠉⠉⠀⠀⠀⠀⠀⠈⠙⠻⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⣾⣿⠿⠟⠛⠉⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠉⠛⢿⣿⣿⣿⣿⣿⣿⣟⣻⣶⣿ ⣿⣿⣿⡏⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠛⢿⠿⠿⢛⣛⣛⣻⣿⣿⣿⣿⡿⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⣿⣿⣿⣿⣿⡿⣿⣿ ⣿⡿⠿⠧⣤⠶⠶⡤⠶⣤⠶⢶⠶⣶⠶⡴⢶⠶⢦⡚⢳⡶⠾⠿⡿⠿⠿⡿⠿⢿⡷⠶⠤⣴⠶⡶⢶⣤⠴⠶⢤⠴⠶⣤⠴⠶⢤⡀⡤⠶⠦⡤⠶⠦⢤⠶⢤⠶⢦⠴⠦⡴⠶⢦⣠⠴⠴⢶⠿⢿⠿⢿⠿⠿⡿⠿⢿⣿ ⢿⡇⢸⠤⣼⠀⠶⡇⠀⠁⠀⢸⠀⣿⠀⠃⢸⠀⢸⠓⣾⡇⠰⠀⣽⠀⠶⡇⢠⠘⡇⠀⡆⢸⡄⠃⣼⢹⠀⠰⡆⠀⡆⢸⠀⠐⢀⡯⡇⠀⠆⡀⠀⠆⣸⠀⢸⠀⠘⠀⠀⡇⠰⢾⠙⡆⠀⣾⠀⣸⠀⠘⠀⠀⡇⠰⢾⣿ ⠸⡇⠸⠀⢸⠀⠶⡇⢸⠀⡇⢸⠀⣿⠀⡀⢸⠀⢸⠿⣿⡇⢸⠀⢹⠀⠾⠃⢈⠀⡇⠀⠇⢸⡇⠀⡇⢸⠀⢰⡇⠀⠇⢸⠀⢰⠀⣷⡇⠀⡖⡇⠀⡇⢸⠀⢸⠀⡆⢸⠀⡇⠰⢾⠀⡇⠀⣿⠀⢻⠀⡄⠀⠀⡇⠰⢾⡿ ⠀⠙⠲⢷⠚⠶⠖⢳⢾⡶⠗⠚⠒⠓⠒⢷⣾⣶⣾⡒⠋⠓⠚⠲⣷⣶⣶⠖⠚⢲⣶⣶⣶⡏⠓⠖⠃⠈⠒⠊⠉⠒⠒⠛⠒⠒⠒⠁⠓⠒⠁⠑⠒⠓⠚⠒⠚⠒⠓⠖⠒⠓⠒⠚⠀⠑⠒⠙⠒⢺⣶⣷⣷⣶⣷⣶⣾⣿ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠸⣺⠆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣧⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⠌⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠸⠿⣿⣿⣿⣿⡆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠠⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣀⣠⣤⣤⣤⣤⣤⣄⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠂⠀⠘⣿⣿⣿⣿⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠠⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⠀⠀⠀⠀⠀⠀⠀⢀⣠⠤⠶⠦⢄⠀⢹⣿⣿⣦⡀⠀⠀⠀⠀⠀⢠⣾⡇⠀⠀⠻⣿⣿⣿⣿⡄⠀⠀⠀⠀⠀⠀⠀⠀ ⡂⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢞⠀⠀⠀⠀⠀⠀⠀⠀⣀⠀⠀⠀⠀⢰⣾⣿⣿⠀⠀⠀⣠⠖⣫⣶⣿⣿⣷⣦⡄⠀⡆⢸⣿⣿⣿⣧⠀⠀⠀⠀⠀⣼⣿⠀⠀⠀⠀⢻⣿⣿⣿⣷⡄⠀⠀⠀⠀⠀⠀⠀ ⠃⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢰⡍⠀⠀⠀⠀⠀⣶⣿⣿⣿⣷⡄⠀⠀⢸⣿⣿⣿⠀⠀⠞⣡⣾⡟⠀⠀⠈⠛⠛⠛⠲⠀⢸⣿⣿⣿⣿⠀⠀⠀⠀⢰⣿⡇⠀⠀⠀⠀⠀⣿⣿⣿⣿⣷⡀⠀⠀⠀⠀⠀⠀ ⠐⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢈⠇⠀⠀⠀⠀⢠⣿⣿⣿⣿⣿⣿⣦⡀⣾⣿⣿⣿⠀⠀⣼⣿⣿⠀⠀⢰⣶⣶⣶⣶⣷⠀⢸⣿⣿⣿⡇⠀⠀⠀⢠⣿⡿⠁⠀⠀⠀⠀⠀⠘⣿⣿⣿⣿⣿⡀⠀⠀⠀⠀⠀ ⠀⠃⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢤⠅⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⣼⢿⣿⣿⣇⠀⠈⢉⣿⣿⣿⠏⠀⢸⣿⣿⡟⠀⠀⠀⢠⣿⣿⡏⠀⠀⠀⠀⠀⠀⠀⢻⣿⣿⣿⣿⣷⡀⠀⠀⠀⠀ ⠀⠀⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣿⠀⠀⠀⠀⠀⢸⣿⣿⣿⡇⠙⢿⣿⣿⣿⣿⣿⣿⠀⣿⡌⠛⢿⣿⣿⣶⣿⣿⠿⠋⠀⠀⢸⣿⣿⣶⣶⣶⡀⠀⢿⣿⠏⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⣿⣿⣿⣷⠀⠀⠀⠀ ⢸⣿⣿⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⡆⠀⠀⠀⠀⣾⣿⣿⣿⠁⠀⠈⠻⣿⣿⣿⣿⣿⠀⠙⠛⠛⠛⠉⠉⠉⠁⠀⠀⠀⠀⠀⢸⣿⣿⣿⣿⡿⠧⠀⠈⠛⠀⠀⠀⠀⠀⠀⠀⠀⠀⠸⣿⣿⣿⣿⣿⣧⠀⠀⠀ ⠈⢹⣿⣷⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⠁⠀⠀⠀⠀⣿⣿⣿⣿⣤⣤⣴⣶⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠹⣿⣿⣿⣿⣿⣦⣄⠀ ⠀⠀⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⠀⠀⠀⠸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣻⣿⣿⡇⠈⠉⢹⣿⣿⣿⣿⣿⣽⣿⣶⡆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡰⣿⣿⣿⣿⣿⣿⣿⣶ ⠀⠀⢻⣿⣿⡂⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⡿⠀⠀⠀⠀⠈⠛⣿⣿⡿⠛⠛⣻⣿⣿⠏⠀⢸⣿⣿⣏⣙⣻⣿⣿⣿⣷⣶⣶⣾⣿⣿⣿⣿⣿⣿⣿⡿⠗⠀⠀⠀⠀⠀⢰⣤⣦⣤⣴⣶⣶⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⠀⠀⢈⣿⣿⣿⡀⠀⠀⠀⠀⠀⠀⠀⢠⡇⡇⢀⠀⠀⠀⢀⣘⣿⣿⣷⣶⣾⣿⣿⣿⣶⣾⣿⣿⣿⣿⣿⣿⣿⡟⢿⣿⡿⣿⣿⡟⠀⣿⣿⣭⣿⣯⣅⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣀⣠⣴⣿⣿⣿⣷⣄⣀⠀⠀⠀⠀⠀⡼⠀⠁⣀⣠⣶⣦⣘⣿⣿⣿⣿⣿⣿⠛⢻⣿⣿⣿⡄⠀⣿⣿⣽⣿⣿⠃⢸⣿⣿⢛⣛⣃⠠⣼⣿⣭⣽⣿⡟⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⢿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣆⠀⠀⢰⣤⣄⣀⢙⣿⣿⣿⣿⣿⣿⣟⠀⣩⣥⢤⣿⣿⣾⣿⣿⡀⣿⣿⣈⣻⣿⣷⡼⠿⠿⠿⠿⠿⠶⠾⠿⠿⠿⠿⠿⠿⠀⠀⠀⠀⠀⠀⣸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣽⣯⣴⣿ ⣿⣿⣿⣿⠟⠛⠛⠉⠉⠉⠀⠀⠀⠀⠈⠙⠻⢿⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⣿⡿⠿⠛⠋⠉⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠉⠙⠻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣛⣷⣾⣿ ⣿⣿⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠚⢿⡿⠿⢻⣟⣟⣻⣿⣿⣿⣿⠋⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⣿⣿⣿⣿⣿⣿⣿⣿⡿⢿⣿⣷ ⣿⡿⠿⠿⣤⠶⠶⡤⠶⣤⠴⢶⠶⣶⠶⡶⢶⠶⢦⡘⢓⡶⠶⠿⡿⠿⠿⡿⠿⢷⡤⠴⠶⣴⠶⡶⢦⣠⠴⠶⢤⠴⠶⣤⠴⠶⢤⡀⡤⠶⠦⡤⠶⠦⢤⠴⢦⠶⢦⠴⠦⡴⠶⢤⣠⠴⠾⢿⠿⢿⠿⢿⠿⠿⡿⠿⢿⣿ ⢿⡇⢸⠤⣼⠀⠶⡇⠀⠁⠀⢸⠀⣿⠀⠃⢸⠀⢸⠓⣾⡇⠰⠀⡵⠀⠶⡇⢠⠘⡇⠀⡆⢸⡄⠃⣼⢹⠀⠰⡆⠀⡆⢸⠀⠐⢀⡇⡇⠀⠆⡀⠀⠆⣸⠀⢸⠀⠘⠀⠀⡇⠰⢾⠙⡆⠀⣾⠀⣽⠀⠘⠀⠀⡇⠰⢾⣿ ⠸⡇⠸⠀⢸⠀⠶⡇⢰⠀⡇⢸⠀⣿⠀⡀⢸⠀⢸⠿⣿⡇⢸⠀⢹⠀⠾⠃⢈⠀⡇⠀⠇⢸⡇⠀⡇⢸⠀⢰⡇⠀⠇⢸⠀⢰⠀⣷⡇⠀⡖⡇⠀⡇⢸⠀⢸⠀⡆⢸⠀⡇⠰⢾⡀⡇⠀⣿⠀⢻⠀⡄⠀⠀⡇⠰⢾⡿ ⠀⠛⠲⢷⠚⠶⠖⢳⡾⣶⠗⠚⠒⠓⠒⢷⡾⣶⣾⡒⠋⠓⠚⠲⣷⣶⣶⠖⠚⢲⣶⣶⠖⠛⠓⠒⠁⠈⠒⠊⠉⠒⠒⠛⠒⠚⠒⠁⠑⠒⠁⠑⠒⠓⠚⠒⢺⠒⠓⠒⠒⠓⠒⠚⠀⠑⠒⠉⠒⣾⣶⣷⣷⣶⣷⣶⣾⣿ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢘⡁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠸⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣅⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⣿⣿⣿⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠂⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣀⣠⣤⣤⣤⣤⣤⣄⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣿⣿⣿⣿⣿⣷⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⡆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⠤⠶⠦⢄⠀⢹⣿⣿⣦⠀⠀⠀⠀⠀⠀⠀⢠⣿⡏⠈⢻⣿⣿⣿⣧⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠐⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢔⠀⠀⠀⠀⠀⠀⠀⠀⢀⠀⠀⠀⠀⢰⣾⣿⣿⠀⠀⠀⣠⠖⣫⣶⣿⣿⣷⣦⡄⠀⡆⢸⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⣼⡿⠁⠀⠈⣿⣿⣿⣿⣧⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⢇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠾⠀⠀⠀⠀⠀⣶⣾⣿⣿⣷⡄⠀⠀⢸⣿⣿⣿⠀⠀⠞⣡⣾⡟⠀⠀⠈⠛⠛⠛⠲⠀⢸⣿⣿⣿⡟⠀⠀⠀⠀⠀⣸⣿⡇⠀⠀⠀⢸⣿⣿⣿⣿⣧⠀⠀⠀⠀⠀⠀⠀ ⠀⠈⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢰⡑⠀⠀⠀⠀⠀⣿⣿⣿⣿⣿⣿⣦⡀⣼⣿⣿⣿⠀⠀⣼⣿⣿⠀⠀⢰⣶⣶⣶⣶⣷⠀⢸⣿⣿⣿⠇⠀⠀⠀⠀⣠⣿⡿⠀⠀⠀⠀⠀⢻⣿⣿⣿⣿⣷⠀⠀⠀⠀⠀⠀ ⠀⠀⢆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣈⡇⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⣷⣿⣿⣿⣿⠀⣼⢿⣿⣿⣇⠀⠈⢉⣿⣿⣿⠏⠀⢸⣿⣿⠟⠀⠀⠀⠀⣰⣿⣿⡧⠀⠀⠀⠀⠀⠀⣿⣿⣿⣿⣿⣷⠀⠀⠀⠀⠀ ⠀⠀⢨⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣺⠂⠀⠀⠀⠀⢸⣿⣿⣿⡇⠙⢿⣿⣿⣿⣿⣿⣿⠀⣿⡌⠛⢿⣿⣿⣶⣿⣿⠿⠋⠀⠀⢸⣿⣿⣶⣶⣶⠀⠀⢹⣿⣿⠇⠀⠀⠀⠀⠀⠀⠹⣿⣿⣿⣿⣿⣆⠀⠀⠀⠀ ⠀⣻⣿⣷⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢠⣿⣷⠀⠀⠀⠀⣸⣿⣿⣿⠇⠀⠈⠻⣿⣿⣿⣿⣿⠀⠙⠛⠛⠛⠉⠉⠉⠁⠀⠀⠀⠀⠀⢸⣿⣿⣿⣿⡿⠇⠀⠀⢻⡏⠀⠀⠀⠀⠀⠀⠀⠀⢻⣿⣿⣿⣿⣿⣆⠀⠀⠀ ⠀⠈⢻⣿⣧⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣼⣿⡏⠀⠀⠀⠀⣿⣿⣿⣿⣤⣤⣤⣶⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡏⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣿⣿⣿⣄⡀⠀ ⠀⠀⢸⣿⣿⡆⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⠃⠀⠀⠰⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣻⣿⣿⡇⠈⠉⢹⣿⣿⣿⣿⣯⣽⣿⣶⡆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣀⣻⣿⣿⣿⣿⣿⣿⣿⣿ ⠀⠀⠀⣿⣿⣷⡄⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⠀⠀⠀⠀⠈⠛⣿⣿⡿⠟⠛⢻⣿⣿⡏⠀⢸⣿⣿⣏⣙⣻⣿⣿⣿⣷⣶⣶⣾⣿⣿⣿⣿⣿⣿⣿⡿⠗⠀⠀⠀⠀⠀⢈⣠⣢⣷⣾⣿⣶⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⠀⠀⠀⢸⣿⣿⣷⠂⠀⠀⠀⠀⠀⠀⠀⡏⡅⢀⠄⠀⠀⠀⣘⣿⣿⣷⣶⣾⣿⣿⣿⣶⣶⣿⣿⣿⣿⣿⣿⣿⡟⢿⣿⡿⣿⣿⡛⠸⣿⣿⣯⣿⣯⡅⠀⠀⠀⠀⠀⠀⢰⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣠⣀⣤⣾⣿⣿⣿⣧⣄⣀⡀⠀⠀⠠⢤⠇⠁⢈⣡⣽⣷⣼⣿⣿⣿⣿⣿⣿⠛⢻⣿⣿⣿⡄⠀⣿⣿⣽⣿⣿⠃⢸⣿⡿⢛⣛⣃⠠⣼⣯⣭⣿⣿⠏⠀⠀⠀⠀⠀⠀⠀⢻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⢿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣾⠀⠀⢀⣤⣄⣀⠘⣿⣿⣿⣿⣿⣿⣿⠁⣩⣥⢤⣿⣿⣾⣿⣷⡀⣿⣿⢈⣻⣿⣧⣼⣿⠿⠿⠿⠿⠶⠿⠿⠿⠿⠿⠿⠿⠀⠀⠀⠀⠀⠀⣈⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣯⣯⣥⣾⣿ ⣿⣿⣿⣿⡟⠛⠛⠛⠉⠉⠁⠀⠀⠀⠀⠙⠻⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣾⣿⣷⣿⠿⠟⠛⠋⠉⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠛⠿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣟⣻⣶⣿⣿ ⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⠻⡿⠿⠻⣿⣟⣻⣿⣿⣿⠟⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢿⣿⣷⣾ ⣿⡿⠿⠿⣧⠶⠶⡴⠶⣤⠶⢶⠶⣶⠶⡶⢶⠶⢦⡘⢻⡶⠾⠿⡿⠿⠿⡿⠿⢦⡤⠶⠶⣶⠶⡴⢦⣠⠴⠶⢤⠴⠶⣤⠶⠶⢤⡀⡤⠶⠦⡤⠶⠶⢤⠶⢤⠶⢦⠴⠦⡴⠶⢤⣨⠿⠿⢿⠿⢿⠿⢿⠿⠿⡿⠿⢿⣿ ⣿⡇⢸⠤⣼⠀⠶⡇⠀⠁⠀⢸⠀⣿⠀⠃⢸⠀⢸⠓⣾⡇⠰⠀⡽⠀⠶⡇⢠⠘⡇⠀⡆⢸⡄⠃⣼⢹⠀⠰⡆⠀⡆⢸⠀⠐⢀⡇⡇⠀⠆⡀⠀⠆⣸⠀⢸⠀⠘⠀⠀⡇⠰⢾⠙⡆⠀⣾⠀⣿⠀⠘⠀⠀⡇⠰⢾⣿ ⠸⡇⠸⠀⢸⠀⠶⡇⢰⠀⡇⢸⠀⣿⠀⡀⢸⠀⢸⠿⣿⡇⢸⠀⢹⠀⠾⠃⢈⠀⡇⠀⠇⢸⡇⠀⡇⢸⠀⢰⡇⠀⠇⢸⠀⢰⠀⣇⡇⠀⡖⡇⠀⡇⢸⠀⢸⠀⡆⢸⠀⡇⠰⢾⡀⡇⠀⣿⠀⢿⠀⡄⠀⠀⡇⠰⢾⣷ ⠀⠙⠲⢷⠚⠶⠖⠳⡾⣶⠗⠚⠒⠓⠒⢳⣾⣶⣾⡖⠋⠓⠚⠲⣷⣶⣶⠖⠚⢲⣶⠖⠶⡟⠓⠒⠁⠈⠒⠊⠉⠒⠒⠛⠒⠚⠒⠁⠑⠒⠁⠑⠒⠓⡞⠒⠚⠒⠓⠒⠒⠓⠒⠚⠀⠑⠒⠙⢲⣾⣶⣷⣷⣶⡷⣶⣾⣿ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡙⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠸⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠞⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⣿⣿⣷⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⢃⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡃⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣀⣠⣤⣤⣤⣤⣤⣄⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢽⣿⣿⣿⣿⣧⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠈⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⠥⠶⠦⢄⠉⢹⣿⣿⣦⠀⠀⠀⠀⠀⠀⠀⠀⢰⣿⣿⣿⣿⣿⣿⣆⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠁⠇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢰⣶⣿⣿⠀⠀⠀⣠⠖⣫⣶⣿⣿⣷⣦⡄⠀⡆⢸⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⣿⣿⠁⢻⣿⣿⣿⣿⣄⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡔⠀⠀⠀⠀⠀⣶⣾⣿⣿⣷⡀⠀⠀⢸⣿⣿⣿⠀⠀⠞⣡⣾⡟⠀⠀⠈⠛⠛⠛⠲⠀⢸⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⣾⣿⠃⠀⠀⢿⣿⣿⣿⣿⡆⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⢀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢰⠄⠀⠀⠀⠀⠀⣿⣿⣿⣿⣿⣿⣦⡀⣼⣿⣿⣿⠀⠀⣼⣿⣿⠀⠀⢰⣶⣶⣶⣶⣷⠀⢸⣿⣿⣿⠇⠀⠀⠀⠀⠀⣼⣿⡏⠀⠀⠀⠘⣿⣿⣿⣿⣿⡄⠀⠀⠀⠀⠀⠀ ⠀⠀⠐⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢨⡄⠀⠀⠀⠀⢠⣿⣿⣿⣿⣿⣿⣿⣷⣿⣿⣿⣿⠀⣼⢿⣿⣿⣇⠀⠈⢉⣿⣿⣿⠏⠀⢸⣿⣿⠏⠀⠀⠀⠀⠀⣸⣿⣿⡧⠀⠀⠀⠀⢹⣿⣿⣿⣿⣿⡆⠀⠀⠀⠀⠀ ⠀⠀⡀⣣⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣼⡇⠀⠀⠀⠀⢸⣿⣿⣿⡇⠙⢿⣿⣿⣿⣿⣿⣿⠀⣿⡌⠛⢿⣿⣿⣶⣿⣿⠿⠋⠀⠀⢸⣿⣿⣶⣶⣆⠀⠀⠐⣿⣿⡿⠁⠀⠀⠀⠀⠈⢿⣿⣿⣿⣿⣿⡀⠀⠀⠀⠀ ⠀⠈⣿⣿⣧⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣿⣷⡆⠀⠀⠀⢸⣿⣿⣿⡇⠀⠈⠻⣿⣿⣿⣿⣿⠀⠙⠛⠛⠛⠉⠉⠉⠁⠀⠀⠀⠀⠀⢸⣿⣿⣿⣿⡿⠆⠀⠀⠹⣿⠇⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣿⣿⣧⡀⠀⠀⠀ ⠀⠀⠉⢿⣿⣆⠀⠀⠀⠀⠀⠀⠀⠀⠀⣸⣿⡯⠀⠀⠀⠀⣾⣿⣿⣿⣅⣤⣤⣴⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡏⠁⠀⠀⠀⠀⠙⠀⠀⠀⠀⠀⠀⠀⠀⢹⣿⣿⣿⣿⣿⣧⣀⡀⢀ ⠀⠀⠀⢼⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⡇⠀⠀⠠⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣻⣿⣿⡇⠉⠉⢹⣿⣿⣿⣿⣯⣽⣿⣶⠀⠀⠀⠀⠀⠀⠀⠀⢀⢀⠀⠀⠀⠀⡸⣿⣿⣿⣿⣿⣿⣿⣿⣾ ⠀⠀⠀⠸⣿⣿⣧⠀⠀⠀⠀⠀⠀⠀⠠⣿⣿⡧⠀⠀⠀⠈⠛⣿⣿⡿⠟⠛⢻⣿⣿⡏⠁⢸⣿⣿⣏⣛⣻⣿⣿⣿⣧⣴⣶⣾⣿⣿⣿⣿⣿⣿⣿⠿⠇⠀⠀⠀⠀⠀⠀⣷⣲⣿⣾⣿⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⠀⠀⠀⠀⣿⣿⣿⣇⠀⠀⠀⠀⠀⠀⠀⣽⢙⠀⠄⢀⠀⠀⣀⣿⣿⣷⣶⣾⣿⣿⣿⣶⣶⣿⣿⣿⣿⣿⣿⣿⡟⣿⣿⡿⣿⣿⡋⠸⣿⣿⣭⣿⣯⡁⠀⠀⠀⠀⠀⠀⠀⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣄⣀⣀⣼⣿⣿⣿⣿⣷⣄⣀⠀⠀⠀⢠⠇⠂⢀⣁⣾⣶⣾⣿⣿⣿⣿⣿⣿⡛⢻⣿⣿⣿⡀⠈⣿⣿⣽⣿⣿⠃⢹⣿⡿⢟⣛⣃⢠⣼⣯⣭⣿⣿⠏⠀⠀⠀⠀⠀⠀⠀⠹⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⣬⣤⣀⠘⣸⣿⣿⣿⣿⣿⣿⠁⢩⣭⣤⣾⣿⣾⣿⣷⡀⣿⣿⠉⣿⣿⣧⣼⣿⣿⣿⣿⣿⣶⣿⣿⡿⠿⠿⠿⠷⠀⠀⠀⠀⠀⠀⢀⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣽⣯⣴⣿⣿ ⣿⣿⣿⣿⣿⠟⠛⠛⠋⠉⠉⠁⠀⠀⠀⠙⠛⠿⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣾⣿⣷⡾⠿⠟⠛⠋⠉⠉⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣛⣷⣾⣿⣿ ⣿⣿⣿⣿⡿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠐⠿⣿⠿⠟⢿⣿⣿⣿⣿⠟⠋⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠙⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⣿⣿⣾⣿ ⣿⡿⠿⠿⣧⠶⠶⡴⠶⣤⠶⢤⠶⣶⠶⡶⢶⠶⢦⡀⢻⡶⠶⠿⡿⠿⠿⡿⠶⢤⡤⠶⠶⣶⠦⡤⢦⣠⠴⠶⢤⠴⠶⣤⠴⠶⢤⡀⡤⠶⠦⡤⠶⠦⢤⠴⢤⠶⢦⠴⠦⡤⠶⢾⣿⠿⠿⢿⠿⢿⠿⢿⠿⠿⡿⠿⢿⣿ ⣿⡇⢸⠤⣼⠀⠶⡇⠀⠁⠀⢸⠀⣿⠀⠃⢸⠀⢸⠓⣾⡇⠰⠀⡵⠀⠶⡇⢠⠘⡇⠀⡆⢸⡄⠃⣼⢹⠀⠰⡆⠀⡆⢸⠀⠐⢀⡇⡇⠀⠂⡀⠀⠆⣸⠀⢸⠀⠸⠀⠀⡇⠰⢾⠙⡆⠀⣾⠀⣾⠀⠸⠀⠀⡇⠰⢾⣿ ⠸⡇⠸⠀⢸⠀⠶⡇⢰⠀⡇⢸⠀⣿⠀⡀⢸⠀⢸⠿⣿⡇⢸⠀⢹⠀⠾⠃⢈⠀⡇⠀⠇⢸⡇⠀⡇⢸⠀⢰⡇⠀⠇⢸⠀⢰⠀⣗⡇⠀⡖⡇⠀⡇⢸⠀⢸⠀⡆⢸⠀⡇⠰⢾⠀⡇⠀⣿⠀⢸⠀⡄⠀⠀⡇⠰⢾⣆ ⠀⠙⠲⢷⠚⠶⠖⠳⡾⢶⠗⠚⠒⠓⠒⢳⣾⣶⣾⡖⠋⠓⠚⠲⣷⣶⣶⠖⠚⢲⠖⠲⠖⠋⠓⠒⠁⠈⠒⠊⠉⠒⠒⠛⠒⠚⠒⠁⠑⠒⠁⠑⠒⠗⠚⠒⠚⠒⠓⠒⠒⠓⠒⠚⠀⠑⠒⠛⣶⣾⣶⣷⣷⣶⣷⣶⣾⡿ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠸⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⡁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢿⣿⣿⣿⣷⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣀⣠⣤⣤⣤⣤⣤⣄⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⠬⠶⠦⢄⠁⢹⣿⣿⣦⠀⠀⠀⠀⠀⠀⠀⠀⠀⣾⣿⣿⣿⣿⣿⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢰⣶⣿⣿⠀⠀⠀⣠⠖⣫⣶⣿⣿⣷⣦⡄⠀⡆⢸⣿⣿⣿⡆⠀⠀⠀⠀⠀⠀⠀⣸⣿⡿⢿⣿⣿⣿⣷⡀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠂⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣴⣶⣿⣿⣷⡀⠀⠀⢸⣿⣿⣿⠀⠀⠞⣡⣾⡟⠀⠀⠈⠛⠛⠛⠲⠀⢸⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⢰⣿⡟⠀⠈⢿⣿⣿⣿⣷⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠈⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⠀⠀⠀⠀⠀⣿⣿⣿⣿⣿⣿⣦⡀⣸⣿⣿⣿⠀⠀⣼⣿⣿⠀⠀⢰⣶⣶⣶⣶⣶⠀⢸⣿⣿⣿⠃⠀⠀⠀⠀⠀⣠⣿⣿⠁⠀⠀⠸⣿⣿⣿⣿⣷⡀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⣿⣿⣿⣿⣿⣷⣿⣿⣿⣿⠀⣼⢿⣿⣿⣇⠀⠈⢉⣿⣿⣿⠏⠀⢸⣿⣿⠏⠀⠀⠀⠀⠀⢰⣿⣿⣿⠂⠀⠀⠀⢻⣿⣿⣿⣿⣷⠀⠀⠀⠀⠀⠀ ⠀⠀⣀⢠⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣰⡇⠀⠀⠀⠀⢸⣿⣿⣿⡇⠙⢿⣿⣿⣿⣿⣿⣿⠀⣿⡌⠛⢿⣿⣿⣶⣿⣿⠿⠋⠀⠀⢸⣿⣷⣶⣶⣆⠀⠀⠀⣼⣿⣿⠋⠀⠀⠀⠀⠈⣿⣿⣿⣿⣿⣇⠀⠀⠀⠀⠀ ⠀⠀⣿⣿⣷⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⣦⠀⠀⠀⢸⣿⣿⣿⡇⠀⠈⠻⣿⣿⣿⣿⣿⠀⠙⠛⠛⠛⠉⠉⠉⠁⠀⠀⠀⠀⠀⢸⣿⣿⣿⣿⡿⠆⠀⠀⠸⣿⠏⠀⠀⠀⠀⠀⠀⠸⣿⣿⣿⣿⣿⡄⠀⠀⠀⠀ ⠀⠀⠈⢻⣿⣧⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⡏⠀⠀⠀⠀⣼⣿⣿⣿⣇⣤⣤⣤⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡏⠁⠀⠀⠀⠀⠙⠀⠀⠀⠀⠀⠀⠀⠀⢻⣿⣿⣿⣿⣷⣤⡀⠀⠀ ⠀⠀⠀⢀⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⡏⠀⠀⠀⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣻⣿⣿⡇⠉⠉⢻⣿⣿⣿⣿⣿⣭⣿⣶⠀⠀⠀⠀⠀⠀⠀⡀⠀⢀⠀⠀⠀⢀⣨⣿⣿⣿⣿⣿⣿⣷⣤⣶ ⠀⠀⠀⠀⢿⣿⣷⡀⠀⠀⠀⠀⠀⠀⠀⣿⣿⡇⠀⠀⠀⠀⠛⣿⣿⣿⠿⠛⢻⣿⣿⡏⠉⢸⣿⣿⣏⣛⣿⣿⣿⣿⣧⣴⣶⣾⣿⣿⣿⣿⣿⣿⣿⠿⠇⠀⠀⠀⠀⠀⠀⢠⣶⣮⣶⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⠀⠀⠀⠀⢹⣿⣿⣯⡄⠀⠀⠀⠀⠀⠀⢸⢹⠀⠀⠠⠀⠀⣀⣿⣿⣷⣶⣶⣿⣿⣿⣶⣶⣿⣿⣿⣿⣿⣿⣿⡟⣿⣿⡿⢿⣿⡃⠸⣿⣿⣭⣿⣯⡀⠀⠀⠀⠀⠀⠀⠀⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣀⣀⠀⢠⣿⣿⣿⣿⣶⣦⡀⠀⠀⠀⢤⡞⠈⠀⡡⣴⣦⣾⣿⣿⣿⣿⣿⣿⡛⢛⣿⣿⣿⡈⠀⣿⣿⣭⣿⣿⠃⣿⣿⡿⢛⣛⣃⢠⣼⣯⣭⣿⣿⠇⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡆⠀⠀⣬⣥⣀⠀⣩⣿⣿⣿⣷⣿⣿⠁⢩⣭⣤⣾⣿⣾⣿⣷⡀⣿⣿⠉⣿⣿⣧⣻⣿⣿⣿⣿⣿⣶⣿⣿⣿⠿⠿⠿⠇⠀⠀⠀⠀⠀⠀⢀⣸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣯⣿⣥⣾⣿⣿ ⣿⣿⣿⣿⣿⠟⠛⠛⠛⠉⠉⠁⠀⠀⠀⠉⠛⠿⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣾⣿⣷⡶⠿⠛⠛⠋⠉⠉⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢺⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣻⣶⣿⣿⣿ ⣿⣿⣿⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠐⠻⣿⠿⠿⣟⣟⣿⣿⣿⠛⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⣿⣿⣾⣿ ⣿⡿⠿⠿⣿⠶⠶⡤⠶⣤⠶⢤⠶⣶⠶⡶⢶⠴⢦⡀⢻⡶⠶⠿⡿⠿⠿⡿⠶⢤⡴⠶⠶⣤⠦⡤⢤⣠⠴⠶⢤⠴⠶⣤⠴⠶⢤⡀⡤⠶⠦⡴⠶⠦⢤⠴⢤⠶⢦⠴⠦⡤⠾⢿⣿⠿⠿⢿⠿⢿⠿⢿⠿⠿⡿⠿⢿⣿ ⣿⡇⢸⠤⣼⠀⠶⡇⠀⠁⠀⢸⠀⣿⠀⠃⢸⠀⢸⠓⣾⡇⠰⠀⣿⠀⠶⡇⢠⠈⡇⠀⡆⢸⡄⠃⣼⢹⠀⠰⡆⠀⡆⢸⠀⠐⢀⡇⡇⠀⠆⡀⠀⠆⣸⠀⢸⠀⠘⠀⠀⡇⠰⢾⠙⡆⠀⣾⠀⢺⠀⠘⠀⠀⡇⠰⢾⣿ ⠸⡇⠸⠀⢸⠀⠶⡇⢰⠀⡇⢸⠀⣿⠀⡀⢸⠀⢸⠿⣿⡇⢸⠀⣟⠀⠾⠃⢈⠀⡇⠀⠇⢸⡇⠀⡇⢸⠀⢰⡇⠀⠇⢸⠀⢰⠀⣷⡇⠀⡖⡇⠀⡇⢸⠀⢸⠀⡆⢸⠀⡇⠰⢾⠀⡇⠀⣿⠀⢻⠀⡄⠀⠀⡇⠰⢾⣎ ⠀⠛⠲⢷⠚⠶⠖⠳⣾⢶⠗⠚⠒⠓⠒⢳⣾⣶⣾⡖⠋⠓⠚⠲⣷⣶⣶⠖⠚⢲⠒⠶⠖⠋⠑⠒⠁⠈⠒⠊⠉⠒⠒⠛⠒⠚⠒⠁⠑⠒⠁⠑⡖⠓⠚⠒⠚⠒⠓⠒⠒⠓⠒⠚⠀⠑⠒⠻⣶⣾⣶⣷⣷⣶⣷⣶⣾⣷ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢠⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢻⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⣿⣿⣷⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ 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⣠⣠⣄⣠⣾⣿⣿⣿⣿⣷⣤⣤⠀⠀⠄⡼⠘⠀⣠⣿⣶⣷⣿⣿⣿⣿⣿⣿⡛⢛⣿⣿⣿⡉⠈⣿⣿⣭⣿⡿⠃⣿⣿⡿⢟⣛⡃⢠⣽⣯⣭⣿⡿⠃⠀⠀⠀⠀⠀⠀⠀⠈⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠁⠀⢠⣥⣀⠀⢻⣿⣿⣿⣿⣿⣿⠁⢩⣭⣄⣾⣿⣾⣿⣷⡀⣿⣿⠉⢿⣿⣦⣿⣿⣿⣿⣿⣿⣶⣿⣿⣿⠿⠿⠿⠇⠀⠀⠀⠀⠀⠀⢀⣬⣿⣿⣿⣿⣿⣿⣿⣿⣿⣽⣯⣴⣿⣿⣿ ⣿⣿⣿⣿⣿⡿⠟⠛⠛⠛⠉⠉⠀⠀⠀⠉⠛⠿⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣾⣿⣷⡿⠿⠟⠛⠛⠉⠉⠉⠉⠉⠉⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣟⣷⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⠇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠉⠿⢿⠿⠿⢿⣿⣿⣿⠟⠋⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢤⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⢿⣿⣾⣿⣿ ⣿⡿⠿⠿⣿⠶⠦⡤⠶⣤⠶⢤⠶⣶⠶⡶⢶⠶⢦⡀⢸⡶⠶⠿⡿⠿⠿⡤⠴⢤⡴⠶⠦⣤⠤⡤⢤⣠⠴⠶⢤⠶⠶⣤⠴⠶⢤⡀⡤⠶⠦⡤⠶⠦⢤⠴⢤⠶⢦⠤⠤⡼⠿⢿⣿⠿⠿⢿⠿⢿⠿⢿⠿⠿⡿⠿⢿⣿ ⣿⡇⢸⠤⣼⠀⠶⡇⠀⠁⠀⢸⠀⣿⠀⠃⢸⠀⢸⠓⣾⡇⠰⠀⡿⠀⠶⡇⢠⠈⡇⠀⡆⢸⡄⠃⣼⢹⠀⠰⡆⠀⡆⢸⠀⠐⢀⡇⡇⠀⠆⡀⠀⠆⣸⠀⢸⠀⠘⠀⠀⡇⠰⢾⠿⡆⠀⣾⠀⣾⠀⠘⠀⠀⡇⠰⢾⣿ ⠸⡇⠸⠀⢸⠀⠶⡇⢸⠀⡇⢸⠀⣿⠀⡀⢸⠀⢸⠿⣿⡇⢸⠀⣗⠀⠾⠃⢈⠀⡇⠀⠇⢸⡇⠀⡇⢸⠀⢰⡇⠀⠇⢸⠀⢰⠀⣗⡇⠀⡖⡇⠀⡇⢸⠀⢸⠀⡆⢸⠀⡇⠰⢾⠀⡇⠀⣿⠀⢹⠀⡄⠀⠀⡇⠰⢾⣽ ⠀⠛⠲⢷⠚⠲⠖⠳⢾⢶⡗⠚⠒⠓⠒⠳⣾⣶⣺⡖⠋⠓⠚⠒⣷⣶⣶⠖⠚⠒⠲⠶⠒⠋⠑⠒⠁⠈⠒⠊⠙⠒⠒⠛⠒⠚⠒⠁⠑⠒⡇⠑⠒⠓⠚⠒⠚⠒⠓⠒⠒⠓⠒⠚⠀⠑⠒⠻⣶⣾⣶⣷⣷⣶⣷⣶⣾⣻ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⣿⣿⣿⣿⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠐⣻⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠅⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣀⣠⣤⣤⣤⣤⣤⣄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢿⣿⣿⣿⣿⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⠤⠾⠯⢄⠁⢹⣿⣿⣄⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠑⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢰⣶⣾⣿⠀⠀⠀⣠⠖⣫⣶⣿⣿⣷⣦⡄⠀⠆⢸⣿⣿⣿⡀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⡆⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠄⠀⠀⠀⠀⢰⣶⣾⣿⣷⡀⠀⠀⢸⣿⣿⣿⠀⠀⠞⣡⣾⡟⠀⠀⠈⠛⠛⠛⠲⠀⢸⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⣾⣿⣿⣿⣿⣿⣿⡀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢰⠂⠀⠀⠀⠀⣿⣿⣿⣿⣿⣿⣦⠀⢸⣿⣿⣿⠀⠀⣼⣿⣿⠀⠀⢰⣶⣶⣶⣶⣷⠀⢸⣿⣿⣿⠀⠀⠀⠀⠀⠀⠀⢀⣾⣿⣿⣿⣿⣿⣿⣿⣿⡀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣠⠄⠀⠀⠀⠀⣿⣿⣿⣿⣿⣿⣿⣷⣿⣿⣿⣿⠀⣼⢿⣿⣿⣇⠀⠈⢉⣿⣿⣿⠏⠀⢸⣿⣿⠃⠀⠀⠀⠀⠀⠀⠀⣾⣿⣿⡿⠛⢻⣿⣿⣿⣿⣷⡀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⣠⣤⣄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢠⣿⡆⠀⠀⠀⠀⣿⣿⣿⡇⠙⣿⣿⣿⣿⣿⣿⣿⠀⣿⡌⠛⢿⣿⣿⣶⣿⣿⠿⠋⠀⠀⢸⣿⣷⣶⣶⡄⠀⠀⠀⠀⢰⣿⣿⡿⠁⠀⠀⣿⣿⣿⣿⣿⣇⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⣽⣿⣿⡅⠀⠀⠀⠀⠀⠀⠀⠀⠀⣼⣿⡇⠒⠀⠀⢸⣿⣿⣿⡇⠀⠈⢻⣿⣿⣿⣿⣿⠀⠙⠛⠛⠛⠉⠉⠉⠁⠀⠀⠀⠀⠀⢸⣿⣿⣿⣿⠿⠄⠀⠀⠀⢻⣿⣿⠁⠀⠀⠀⢘⣿⣿⣿⣿⣿⡆⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⢹⣿⣿⡆⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⠁⠀⠀⠀⢸⣿⣿⣿⣇⣀⣤⣤⣽⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠋⠀⠀⠀⠀⠀⠀⢻⡇⠀⠀⠀⠀⠀⢻⣿⣿⣿⣿⣷⣄⣄⠤⢄⡤ ⠀⠀⠀⠀⢸⣿⣿⣧⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⠀⠀⠀⣶⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠉⠉⣿⣿⣿⣿⣿⣯⣽⣿⣶⠀⠀⠀⠀⠀⠀⠀⠁⠀⣀⣤⢀⣀⣼⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⠀⠀⠀⠀⠀⢻⣿⣿⣦⠀⠀⠀⠀⠀⠀⢸⣿⣿⢄⠀⠀⠀⠛⢿⣿⣿⠿⠿⢿⣿⣿⡏⠉⢹⣿⣿⡏⢛⣿⣿⣿⣿⣧⣤⣶⣿⣿⣿⣿⣿⣿⣿⣿⠿⠂⠀⠀⠀⠀⠀⠀⠀⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⠀⠀⠀⠀⠀⢨⣿⣿⣿⣦⠀⠀⠀⠀⠀⠈⡏⡇⠀⠀⡀⠄⠀⣿⣿⣿⣦⣶⣿⣿⣿⣶⣶⣾⣿⣿⣿⣿⣿⣿⡟⣿⣿⡿⢿⣿⠃⢸⣿⣯⣽⣿⣏⠀⠀⠀⠀⠀⠀⠀⠀⢰⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣀⣠⣄⣦⣿⣿⣿⣿⣿⣿⣼⣦⣄⠀⠠⣼⠃⠀⢠⣵⣿⣷⣿⣿⣿⣿⣿⣿⡟⢛⣿⣿⣿⡉⠉⣿⣿⣭⣿⡿⠃⣿⣿⡿⢟⣛⡂⢤⣽⣯⣭⣿⡿⠃⠀⠀⠀⠀⠀⠀⠀⠀⠻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠋⠀⢠⣭⣀⠀⢘⣿⣿⣿⣿⣿⣿⠉⢉⣭⣅⣾⣿⣿⣿⣷⡀⣿⣿⠙⢿⣿⣆⣿⣿⣿⣿⣿⣷⣾⣿⣿⣿⠿⠿⠿⠇⠀⠀⠀⠀⠀⠀⠀⣠⣿⣿⣿⣿⣿⣿⣿⣿⣯⣿⣤⣾⣿⣿⣿ ⣿⣿⣿⣿⣿⡿⠿⠛⠛⠛⠋⠉⠀⠀⠀⠈⠛⠿⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡷⠿⠟⠛⠛⠛⠋⠉⠉⠉⠉⠉⠉⠉⠉⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢿⣿⣿⣿⣿⣿⣿⣿⣿⣟⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠺⢿⠿⠿⠿⣿⣿⡿⠛⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢠⣼⣿⣿⣿⣿⣿⣿⣿⣿⣿⢿⣿⣷⣿⣿⣿ ⣿⡿⠿⠿⣿⠷⠶⡴⠶⣤⠶⢤⠶⣶⠶⡴⢶⠶⢦⡀⢸⡶⠶⠿⡿⠿⠷⡤⠴⢶⡴⠶⠦⣤⠦⡤⢤⣠⠴⠶⢤⠴⠶⣤⠴⠶⢤⡀⡤⠶⠦⡤⠶⠦⢤⠴⢤⠴⢤⠴⠦⡼⠿⢿⣿⠿⠿⢿⠿⢿⠿⢿⠿⠿⡿⠿⢿⣿ ⣿⡇⢸⠤⣼⠀⠶⡇⠀⠁⠀⢸⠀⣿⠀⠃⢸⠀⢸⠓⣾⡇⠰⠀⡽⠀⠶⡇⢠⠈⡇⠀⡆⢸⡄⠃⣼⢹⠀⠰⡆⠀⡆⢸⠀⠐⢀⡗⡇⠀⠆⡀⠀⠆⣸⠀⢸⠀⠘⠀⠀⡇⠰⢾⡿⡆⠀⣾⠀⢸⠀⠘⠀⠀⡇⠰⢾⣿ ⠸⡇⠸⠀⢸⠀⠶⡇⢸⠀⡇⢸⠀⣿⠀⡀⢸⠀⢸⠿⣿⡇⢸⠀⢹⠀⠾⠃⢈⠀⡇⠀⠇⢸⡇⠀⡇⢸⠀⢰⡇⠀⠇⢸⠀⠰⠀⣷⡇⠀⡖⡇⠀⡇⢸⠀⢸⠀⡆⢸⠀⡇⠰⢾⠰⡇⠀⣿⠀⢸⠀⡄⠀⠀⡇⠰⢾⣿ ⠀⠛⠲⢷⠚⠲⠖⠳⢾⠶⡗⠚⠒⠓⠒⠳⣾⣶⣚⡖⠋⠓⠚⠒⣷⣶⣶⠖⠚⠲⠶⠒⠒⠋⠑⠒⠁⠈⠒⠊⠉⠒⠒⠛⠒⠚⠒⠁⠓⠖⠁⠓⠒⠓⠚⠒⠚⠒⠓⠒⠒⠓⠒⠚⠀⠑⠒⢿⣶⣾⣶⣷⣷⣶⣷⣶⠞⢿ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢈⡁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠸⣿⣿⣿⣿⣀⠀⣀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢻⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠃⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣀⣠⣤⣤⣤⣤⣤⣀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠠⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⠤⠶⠦⢄⠀⢹⣿⣷⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⢹⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢰⣶⣾⣿⠀⠀⠀⣠⠖⣫⣶⣿⣿⣷⣦⡄⠀⡆⢸⣿⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣿⣿⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠠⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢐⡕⠀⠀⠀⠀⢠⣶⣶⣿⣧⡀⠀⠀⢸⣿⣿⣿⠀⠀⠞⣡⣾⡟⠀⠀⠈⠛⠛⠛⠲⠀⢸⣿⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⢰⣿⣿⣿⣿⣿⣧⠀⠀⠀⠀⠀⠀⠀⠀⠀ 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⣿⡿⠿⠿⣿⠿⠶⡤⠶⡤⠶⢤⠶⣶⠶⡴⢶⠶⢤⡀⢰⡶⠶⠾⡿⠷⠦⡤⠶⢶⡴⠶⠦⣤⠤⡤⢦⣠⠶⠶⢤⠴⠶⣤⠴⠶⢤⡀⡤⠶⠦⡤⠶⠦⢤⠴⢤⠤⢤⠴⠦⡴⠿⢿⣿⠿⠿⢿⠿⢿⠿⢿⠿⠿⡿⠿⢿⣿ ⣿⡇⢸⠤⣼⠀⠶⡇⠀⠁⠀⢸⠀⣿⠀⠃⢸⠀⢸⠓⣾⡇⠰⠀⣷⠀⠶⡇⢠⠘⡇⠀⡆⢸⡄⠃⣼⢹⠀⠰⡆⠀⡆⢸⠀⠐⢀⣿⡇⠀⠆⡀⠀⠆⣸⠀⢸⠀⠘⠀⠀⡇⠰⢾⡿⡆⠀⣾⠀⢾⠀⠘⠀⠀⡇⠰⢾⣿ ⠹⡇⠸⠀⢸⠀⠶⡇⢰⠀⡇⢸⠀⣿⠀⡀⢸⠀⢸⠿⣿⡇⢸⠀⣿⠀⠾⠃⢈⠀⡇⠀⠇⢸⡇⠀⡇⢸⠀⢰⡇⠀⠇⢸⠀⢰⠀⣿⡇⠀⡖⡇⠀⡇⢸⠀⢸⠀⡆⢸⠀⡇⠰⢾⠶⡇⠀⣿⠀⢸⠀⡄⠀⠀⡇⠰⢾⣿ ⠀⠛⠲⢷⠚⠲⠖⠳⠾⡶⡷⠚⠒⠓⠒⠳⣾⢶⣚⡒⠋⠓⠚⠒⣷⣶⣶⠖⠚⠶⠒⠒⠒⠋⠑⠒⠁⠈⠒⠊⠉⠒⠒⠛⠒⠚⠒⠋⠓⠒⠃⠑⠒⠓⠚⠒⠚⠒⠓⠒⠒⠓⠒⠚⠀⠑⠒⢿⣶⣾⣶⣷⣷⣶⣷⡶⠚⣿ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢹⣿⣿⣿⣇⠀⠀⠀⣼⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠃⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⣿⣿⣦⣠⣾⡏⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣀⣠⣤⣤⣤⣤⣤⣀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠸⣿⣿⣿⣿⣿⣿⠃⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⠤⠶⠦⢄⠀⢹⣿⣷⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⢿⣿⣿⣿⣿⣏⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠈⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢠⣶⣶⣿⠀⠀⠀⣠⠖⣫⣶⣿⣿⣷⣦⡄⠀⠆⢸⣿⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣿⣷⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢠⣴⣶⣿⣧⡀⠀⠀⢸⣿⣿⣿⠀⠀⠞⣡⣾⡟⠀⠀⠈⠛⠛⠛⠲⠀⢸⣿⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⣿⣿⣿⣆⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡀⠀⠀⠀⠀⣸⣿⣿⣿⣿⣿⣆⠀⢸⣿⣿⣿⠀⠀⣼⣿⣿⠀⠀⢰⣶⣶⣶⣶⣷⠀⢸⣿⣿⡿⠀⠀⠀⠀⠀⠀⠀⠀⠀⣸⣿⣿⣿⣿⣿⣿⡆⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢨⡇⠀⠀⠀⠀⣿⣿⣿⣿⣿⣿⣿⣷⣾⣿⣿⣿⠀⣼⢿⣿⣿⣇⠀⠈⢉⣿⣿⣿⠏⠀⢸⣿⡿⠁⠀⠀⠀⠀⠀⠀⠀⠀⢠⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⢰⣤⣴⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣧⠀⢀⡀⠀⣿⣿⣿⡏⠙⣿⣿⣿⣿⣿⣿⣿⠀⣿⡌⠛⢿⣿⣿⣶⣿⣿⠿⠋⠀⠀⢸⣿⣷⣶⣶⠀⠀⠀⠀⠀⠀⠀⣾⣿⣿⠛⢿⣿⣿⣿⣿⣇⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠸⣿⣿⣧⠀⠀⠀⠀⠀⠀⠀⠀⢰⣿⣿⠀⠈⠀⢀⣿⣿⣿⡇⠀⠈⢻⣿⣿⣿⣿⣿⠀⠙⠛⠛⠛⠉⠉⠉⠁⠀⠀⠀⠀⠀⢸⣿⣿⣿⡿⠷⠀⠀⠀⠀⠀⢸⣿⣿⠏⠀⠸⣿⣿⣿⣿⣿⡄⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠈⣿⣿⣧⠀⠀⠀⠀⠀⠀⠀⣼⣿⡇⠀⠀⠀⢸⣿⣿⣿⣇⣀⣀⣤⣽⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠉⠀⠀⠀⠀⠀⠀⠘⢿⣿⠀⠀⠀⣿⣿⣿⣿⣿⣿⣄⠀⠀⢀⡀⠀ ⠀⠀⠀⠀⠀⠀⣿⣿⣿⡀⠀⠀⠀⠀⠀⠀⣿⣿⡇⠀⠀⣴⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠉⠉⣿⣿⣿⣿⣿⣯⣭⣷⡆⠀⠀⠀⠀⠀⠀⠀⠈⢻⣤⣤⡀⣽⣿⣿⣿⣿⣿⣿⣿⣾⣷⣿⣿ ⠀⠀⠀⠀⠀⠀⠨⣿⣿⣷⡄⠀⠀⠀⠀⢸⣿⣿⠁⠀⠀⠈⠻⢿⣿⣿⡿⠿⢿⣿⣿⡏⠉⢹⣿⣿⡟⠻⣿⣿⣿⣿⣧⣤⣴⣿⣿⣿⣿⣿⣿⣿⡿⠷⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⠀⠀⠀⠀⠀⠀⣀⣿⣿⣿⣿⠀⠀⠀⠀⠀⣹⠙⠀⠀⠀⠄⠐⢿⣿⣿⣤⣴⣾⣿⣿⣵⣶⣾⣿⣿⣿⣿⣿⣿⡿⣿⣿⡿⠿⣿⠃⣿⣿⣭⣽⣿⣃⠀⠀⠀⠀⠀⠀⠀⠀⠀⣼⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣤⣤⣤⣤⣶⣵⣾⣿⣿⣿⣿⣿⣶⡆⠀⢄⡏⠀⢀⣰⣴⣧⣿⣿⣿⣿⣿⣿⡟⠛⣿⣿⣿⡉⠙⣿⣿⣭⣿⡿⠁⣿⣿⠿⠿⣛⡀⣬⣿⣍⣽⣿⡿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⢻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠃⠀⣬⣅⡀⠘⣿⣿⣿⣿⣿⣿⠏⢉⣉⡁⣼⣿⣽⣿⣷⡀⣿⣿⠙⣿⣿⣄⣿⣿⣿⣿⣿⣧⣾⣿⣿⣿⠿⠿⠿⠀⠀⠀⠀⠀⠀⠀⠀⢠⣴⣿⣿⣿⣿⣿⣿⣯⣻⣤⣾⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⡿⠿⠿⠛⠛⠋⠁⠀⠀⠉⠛⠻⠿⣾⣿⣿⣿⣿⣿⣷⣾⣿⣽⣿⣿⡿⠿⠿⠿⠟⠛⠛⠛⠛⠛⠛⠋⠉⠉⠉⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣿⣿⣿⣿⣟⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⠇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠐⠿⣿⡿⠿⠿⡿⠟⠋⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣤⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⣿⣿⣿⣿ ⣿⡿⠿⠿⣿⠿⠶⡤⠶⣤⠶⢤⠴⣶⠶⡴⢶⠶⢤⡀⢠⡶⠶⠾⡿⠶⠤⡤⠶⢶⡴⠶⠦⣤⠤⡤⢦⣠⠴⠶⢤⠴⠶⣤⠴⠶⢤⡀⡴⠶⠦⡤⠶⠦⢤⠤⢤⠴⢦⠴⠦⡴⠿⢿⣿⠿⠿⢿⠿⢿⠿⢿⠿⠿⡿⠿⢿⣿ ⣿⡇⢸⠤⣼⠀⠶⡇⠀⠁⠀⢸⠀⣿⠀⠃⢸⠀⢸⠓⣾⡇⠰⠀⣿⠀⠶⡇⢠⠘⡇⠀⡆⢸⡄⠃⣼⢹⠀⠰⡆⠀⡆⢸⠀⠐⢀⡷⡇⠀⠂⡀⠀⠆⣸⠀⢸⠀⠘⠀⠀⡇⠰⢾⡿⡆⠀⣾⠀⢺⠀⠘⠀⠀⡇⠰⢾⣿ ⠹⡇⠸⠀⢸⠀⠶⡇⢰⠀⡇⢸⠀⣿⠀⡀⢸⠀⢸⠿⣿⡇⢸⠀⡷⠀⠾⠃⢈⠀⡇⠀⠇⢸⡇⠀⡇⢸⠀⢰⡇⠀⠇⢸⠀⢰⠀⣷⡇⠀⡖⡇⠀⡇⢸⠀⢸⠀⡆⢸⠀⡇⠰⢾⠲⡇⠀⣿⠀⢹⠀⡄⠀⠀⡇⠰⢾⣿ ⠀⠛⠲⢷⠚⠒⠖⠳⠾⡶⣷⠚⠒⠓⠒⠳⣾⣶⣚⣒⠋⠓⠚⠒⣷⣶⣶⠖⠺⠖⠒⠒⠒⠋⠑⠒⠁⠈⠒⠊⠉⠒⠒⠛⠒⠚⠒⠁⠳⠒⠁⠑⠒⠓⠚⠒⠚⠒⠓⠒⠒⠓⠒⠚⠀⠑⠲⣿⣶⣾⣶⣷⣷⣶⣷⡖⢺⣿ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡘⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⣿⣿⣿⣿⡀⠀⠀⠀⢠⣿⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢨⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣷⡀⠀⢰⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠨⠂⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣀⣠⣤⣤⣤⣤⣤⣀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢻⣿⣿⣿⣷⣤⣿⡿⠁⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠐⠃⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⠤⠶⠦⢌⠀⢹⣿⣷⡀⠀⠀⠀⠀⠀⠀⠀⠀⠈⣿⣿⣿⣿⣿⣿⠇⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⢠⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠋⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢠⣶⣶⣿⠀⠀⠀⣠⠖⣫⣶⣿⣿⣷⣦⡄⠀⡆⢸⣿⣿⣷⠀⠀⠀⠀⠀⠀⠀⠀⠀⢹⣿⣿⣿⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠈⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣐⠀⠀⠀⠀⢠⣴⣶⣿⣦⡀⠀⠀⢸⣿⣿⣿⠀⠀⠞⣡⣾⡟⠀⠀⠈⠛⠛⠛⠲⠀⢸⣿⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⣿⣿⣿⣿⣿⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⢁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⠴⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣆⠀⢸⣿⣿⣿⠀⠀⣼⣿⣿⠀⠀⢰⣶⣶⣶⣶⣷⠀⢸⣿⣿⡟⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⣿⣿⣿⣿⡀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣧⠀⠀⠀⠀⣾⣿⣿⣿⣿⣿⣿⣷⣼⣿⣿⣿⠀⣼⢿⣿⣿⣇⠀⠈⢉⣿⣿⣿⠏⠀⢸⣿⡿⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⣸⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⣶⣶⣆⠀⠀⠀⠀⠀⠀⠀⠀⠀⣼⣿⠀⠀⣀⠀⣿⣿⣿⡟⠙⣿⣿⣿⣿⣿⣿⣿⠀⣿⡌⠛⢿⣿⣿⣶⣿⣿⠿⠋⠀⠀⢸⣿⣶⣶⣦⠀⠀⠀⠀⠀⠀⠀⢰⣿⣿⣿⣿⣿⣿⣿⣷⡀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠿⣿⣿⣆⠀⠀⠀⠀⠀⠀⠀⢀⣿⣿⠀⠀⠀⠀⣿⣿⣿⡇⠀⠈⢻⣿⣿⣿⣿⣿⠀⠙⠛⠛⠛⠉⠉⠉⠁⠀⠀⠀⠀⠀⢸⣿⣿⣿⡻⠧⠀⠀⠀⠀⠀⠀⣿⣿⣿⠋⢿⣿⣿⣿⣿⣷⡀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⢸⣿⣿⡆⠀⠀⠀⠀⠀⠀⢸⣿⡿⠀⠀⠀⢰⣿⣿⣿⡇⣀⣀⣠⣽⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣟⠈⠀⠀⠀⠀⠀⠀⠀⢻⣿⡿⠀⢸⣿⣿⣿⣿⣿⣧⣀⠀⠀⣀⡀⡀ ⠀⠀⠀⠀⠀⠀⢸⣿⣿⣷⠀⠀⠀⠀⠀⠀⣿⣿⡇⠀⠀⣰⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠈⠉⠉⣿⣿⣿⣿⣿⣯⣭⣷⡆⠀⠀⠀⠀⠀⠀⠀⠀⢹⡗⣂⣤⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⠀⠀⠀⠀⠀⠀⠈⢘⣿⣿⣷⡄⠀⠀⠀⢸⣿⣿⡇⠀⠀⠈⠻⢿⣿⣿⡿⠿⢿⣿⣿⡟⠉⢹⣿⣿⡟⠻⣿⣿⣿⣿⣤⣤⣴⣿⣿⣿⣿⣿⣿⣿⡿⠇⠀⠀⠀⠀⠀⠀⠀⠀⢐⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⠀⠀⠀⠀⠀⠀⠀⣸⣿⣿⣿⣇⠀⠀⠀⠀⢹⢹⠁⠀⠀⣤⠰⢾⣿⣿⣤⣴⣾⣿⣿⣥⣶⣾⣿⣿⣿⣿⣿⣿⠿⣿⣿⣿⠿⢿⠉⣿⣿⣭⣿⣿⡃⠀⠀⠀⠀⠀⠀⠀⠀⠀⢼⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣤⣄⣤⣤⣤⣼⣯⣿⣿⣿⣿⣿⣿⣷⠐⡤⡼⠸⠠⣤⣴⣷⣾⣿⣿⣿⣿⣿⡟⠛⣿⣿⣿⡉⠙⣿⣿⣭⣿⡿⠀⣿⣿⠿⠿⢟⠀⣬⣽⣉⣿⣿⡟⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠃⠀⣠⣅⡀⠀⢻⣿⣿⣿⣿⣿⡏⠉⣋⡁⣼⣿⣽⣿⣷⡀⣿⣿⠙⣿⣿⣄⣿⣿⣿⣿⣿⣧⣼⣿⣿⣿⡿⠿⠿⠀⠀⠀⠀⠀⠀⠀⠀⠀⣴⣿⣿⣿⣿⣿⣿⣟⣧⣴⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⠿⠿⠟⠛⠛⠋⠀⠀⠉⠙⠻⠿⣿⣿⣿⣿⣿⣿⣷⣾⣿⣿⣿⣿⣿⡿⠿⠿⠿⠿⠿⠛⠛⠛⠛⠛⠛⠉⠉⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢿⣿⣿⣿⣿⣿⣿⣿⣭⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠑⠾⣿⣿⠿⠿⠿⠛⠋⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢤⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣾⣿⣿⣿⣿ ⣿⡿⠿⠿⣿⠿⠷⡴⠶⣤⠶⢤⠴⣶⠶⡶⢶⠶⢤⡀⢀⡷⠶⠾⡿⠶⠤⡴⠶⢦⡤⠶⠤⣤⠤⡴⢦⣠⠴⠶⢤⠴⠶⣤⠴⠶⢤⡀⡤⠶⠦⡤⠶⠦⢤⠤⢤⠶⢦⠴⠦⡴⠾⢿⣿⠿⠿⢿⠿⢿⠿⢿⠿⠿⡿⠿⢿⣿ ⣿⡇⢸⠤⣼⠀⠶⡇⠀⠁⠀⢸⠀⣿⠀⠃⢸⠀⢸⠓⣾⡇⠰⠀⣷⠀⠶⡇⢠⠘⡇⠀⡆⢸⡄⠃⣼⢹⠀⠰⡆⠀⡆⢸⠀⠐⢀⣿⡇⠀⠆⡀⠀⠆⣸⠀⢸⠀⠘⠀⠀⡇⠰⢾⠿⡆⠀⣾⠀⣻⠀⠘⠀⠀⡇⠰⢾⣿ ⠹⡇⠸⠀⢸⠀⠶⡇⢰⠀⡇⢸⠀⣿⠀⡀⢸⠀⢸⠿⣿⡇⢸⠀⣿⠀⠾⠃⢈⠀⡇⠀⠇⢸⡇⠀⡇⢸⠀⢰⡇⠀⠇⢸⠀⢰⠀⣿⡇⠀⡖⡇⠀⡇⢸⠀⢸⠀⡆⢸⠀⡇⠰⢾⠐⡇⠀⣿⠀⢻⠀⡄⠀⠀⡇⠰⢾⣿ ⠀⠛⠲⢷⠚⠲⠖⠳⠾⡶⢷⠚⠒⠓⠒⠓⣾⣶⣚⣒⠋⠓⠚⠒⣷⣶⣶⠒⠾⠒⠒⠒⠒⠋⠑⠒⠁⠈⠒⠊⠉⠒⠒⠛⠒⠚⠒⠋⠓⠒⠁⠑⠒⠓⠚⠒⠚⠒⠓⠒⠒⠓⠒⠚⠀⠑⠲⣿⣶⣾⣶⣷⣷⣶⡷⠒⢾⣿ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣷⠀⠀⠀⠀⢀⣼⠃⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠠⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠹⣿⣿⣿⣧⠀⠀⠀⣾⣿⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣀⣠⣤⣤⣤⣤⣤⣀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢿⣿⣿⣿⣇⠀⣼⣿⠇⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⠤⠶⠦⢄⠀⢹⣿⣷⡀⠀⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣿⣿⣿⡏⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢠⣶⣶⣿⠀⠀⠀⣠⠖⣫⣶⣿⣿⣷⣦⡄⠀⡆⢸⣿⣿⣧⠀⠀⠀⠀⠀⠀⠀⠀⠀⢻⣿⣿⣿⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠂⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢠⣴⣶⣾⣦⡀⠀⠀⢸⣿⣿⣿⠀⠀⠞⣡⣾⡟⠀⠀⠈⠛⠛⠛⠲⠀⢸⣿⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠸⣿⣿⣿⣿⣿⡆⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠈⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⠤⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣆⠀⢸⣿⣿⣿⠀⠀⣼⣿⣿⠀⠀⢰⣶⣶⣶⣶⣷⠀⢸⣿⣿⡏⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⣿⣿⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢨⣽⠀⠀⠀⠀⣼⣿⣿⣿⣿⣿⣿⣷⣼⣿⣿⣿⠀⣼⢿⣿⣿⣇⠀⠈⢉⣿⣿⣿⠏⠀⢸⣿⡿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢠⣿⣿⣿⣿⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⣶⣶⣤⠄⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⠀⠀⠀⠀⣿⣿⣿⡿⠙⣿⣿⣿⣿⣿⣿⣿⠀⣿⡌⠛⢿⣿⣿⣶⣿⣿⠿⠋⠀⠀⢸⣿⣶⣶⣆⠀⠀⠀⠀⠀⠀⠀⢀⣾⣿⣿⣿⣿⣿⣿⣷⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠛⢿⣿⣷⡀⠀⠀⠀⠀⠀⠀⠀⣿⣿⠀⠀⠀⠀⣿⣿⣿⡇⠀⠈⢻⣿⣿⣿⣿⣿⠀⠙⠛⠛⠛⠉⠉⠉⠁⠀⠀⠀⠀⠀⢸⣿⣿⣿⡻⠦⠀⠀⠀⠀⠀⠀⣼⣿⣿⣿⣿⣿⣿⣿⣿⣇⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠘⣿⣿⣗⠀⠀⠀⠀⠀⠀⢸⣿⡿⠀⠀⠀⢠⣿⣿⣿⡇⢀⣀⣠⣽⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣟⠁⠀⠀⠀⠀⠀⠀⠀⠹⣿⣿⠀⢹⣿⣿⣿⣿⣿⣦⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⢿⣿⣿⡄⠀⠀⠀⠀⠀⣾⣿⡇⠀⠀⣰⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠈⠉⠉⣿⣿⣿⣛⣿⣯⣭⣷⡄⠀⠀⠀⠀⠀⠀⠀⠀⠹⣷⠀⣘⣿⣿⣿⣿⣿⣿⣿⣿⣾⣷⣿⣿ ⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⣿⣆⠀⠀⠀⠨⣿⣿⡇⠀⠀⠈⠻⢿⣿⣿⣿⠿⢿⣿⣿⡟⠉⢹⣿⣿⡟⠻⣿⣿⣿⣿⣤⣤⣴⣿⣿⣿⣿⣿⣿⣿⡿⠇⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⠀⠀⠀⠀⠀⠀⠀⢀⣿⣿⣿⣿⠀⠀⠀⠀⢹⠛⠁⠀⠀⡤⢰⢾⣿⣿⣤⣤⣾⣿⣿⣥⣴⣾⣿⣿⣿⣿⣿⣿⠿⣿⣿⣿⠿⠿⠉⣿⣿⣭⣿⣿⡃⠀⠀⠀⠀⠀⠀⠀⠀⠀⢰⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣶⣤⣤⣤⣤⣲⣶⣿⣿⣿⣿⣿⣿⣷⠅⠤⣸⠸⠠⣦⣤⣶⣿⣿⣿⣿⣿⣿⡿⠛⣿⣿⣿⡉⠙⣿⣿⣭⣿⡿⠀⣿⣿⠿⠿⢟⠀⣬⣿⣛⣿⣿⠟⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠙⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠗⠀⢠⣅⡀⠀⢻⣿⣿⣿⣿⣿⡏⠉⣋⡁⣼⣿⣿⣿⣷⠀⣿⣿⠙⣿⣿⣄⣿⣿⣿⣿⣿⣧⣽⣿⣿⣿⡿⠿⠷⠀⠀⠀⠀⠀⠀⠀⠀⠀⣴⣾⣿⣿⣿⣿⣿⣟⣆⣼⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⠿⠿⠟⠛⠛⠋⠀⠀⠉⠙⠻⠿⣿⣿⣿⣿⣿⣿⣷⣾⣿⣷⣿⣯⣿⣿⠿⠿⠿⠿⠿⠟⠛⠛⠛⠛⠛⠋⠉⠉⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢻⣿⣿⣿⣿⣿⣿⣯⣽⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⡗⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠐⠾⣿⣿⠿⠿⠿⠛⠋⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢰⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⡿⠿⠿⣿⠿⠷⡤⠶⣤⠶⢤⠴⣶⠶⡶⢶⠶⢦⡀⢀⡶⠶⠾⡷⠴⠤⡴⠶⢦⡤⠶⠦⣤⠦⡴⢦⣠⠴⠶⢤⠴⠶⣤⠴⠶⢤⡀⡤⠶⠦⡤⠶⠤⢤⠴⢤⠶⢦⠴⠶⡴⠾⢿⣿⠿⠿⢿⠿⢿⠿⢿⠿⠿⡿⠿⢿⣿ ⣿⡇⢸⠤⣼⠀⠶⡇⠀⠁⠀⢸⠀⣿⠀⠃⢸⠀⢸⠓⣾⡇⠰⠀⣷⠀⠶⡇⢠⠘⡇⠀⡆⢸⡄⠃⣼⢹⠀⠰⡆⠀⡆⢸⠀⠐⢀⡷⡇⠀⠆⡀⠀⠆⣸⠀⢸⠀⠘⠀⠀⡇⠰⢾⠿⡆⠀⣾⠀⢼⠀⠘⠀⠀⡇⠰⢾⣿ ⠹⡇⠸⠀⢸⠀⠶⡇⢰⠀⡇⢸⠀⣿⠀⡀⢸⠀⢸⠿⣿⡇⢸⠀⣿⠀⠾⠃⢈⠀⡇⠀⠇⢸⡇⠀⡇⢸⠀⢰⡇⠀⠇⢸⠀⢰⠀⣷⡇⠀⡖⡇⠀⡇⢸⠀⢸⠀⡆⢸⠀⡇⠰⢾⠐⡇⠀⣿⠀⢹⠀⡄⠀⠀⡇⠰⢾⣿ ⠀⠛⠲⢷⠚⠲⠖⠳⠺⢶⢷⠚⠒⠓⠒⠓⣾⣶⣞⣒⠋⠓⠚⠒⣷⣶⡶⠲⠞⠒⠒⠒⠒⠋⠑⠒⠁⠈⠒⠊⠉⠒⠒⠛⠒⠚⠒⠃⠓⠒⠁⠑⠒⠓⠚⠒⠚⠒⠓⠒⠒⠓⠒⠚⠀⠑⠲⣿⣶⣾⣶⣷⣷⣶⡗⠒⢾⣿ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⣇⠀⠀⠀⠀⠀⢠⣾⠇⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢿⣿⣿⣿⡀⠀⠀⠀⢀⣾⡟⠀⠀⠀⠀⠀⠀⠀ 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⣶⣦⣤⣴⣤⣴⣿⣾⣿⣿⣿⣿⣿⣿⠯⢶⣸⠁⠸⣤⣶⣿⣾⣿⣿⣿⣿⣿⡿⠟⣿⣿⣿⡉⠙⣿⣿⣭⣿⡿⠀⣿⣿⠿⠿⠟⢀⣭⣿⣛⣿⣿⠇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡟⠀⢠⣥⡀⠀⠻⣿⣿⣿⣿⣿⡏⠉⣛⡁⣴⣿⣿⣿⣷⠀⣿⣿⠙⣿⣷⣄⣿⣿⣿⣿⣿⣤⣿⣿⣿⣿⡿⠿⠇⠀⠀⠀⠀⠀⠀⠀⠀⠀⢰⣾⣿⣿⣿⣿⣿⣳⣠⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⡿⠿⠿⠟⠛⠛⠁⠀⠈⠙⠛⠿⣿⣿⣿⣿⣿⣿⣷⣾⣿⣷⣿⣯⣽⣿⣿⡿⠿⠿⠿⠿⠛⠛⠛⠛⠛⠋⠉⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢹⣿⣿⣿⣿⣿⣿⣭⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠀⠾⢿⣿⡿⠿⠿⠛⠋⠉⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠰⣶⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⡿⠿⠿⣿⠿⠿⡴⠶⡤⠶⢤⠴⣶⠶⡴⢶⠶⢦⡀⢀⡶⠶⠾⡦⠴⠤⡴⠶⢦⡤⠶⠤⣤⠶⡴⢦⣠⠴⠶⢤⠴⠶⣤⠴⠶⢤⡀⡴⠶⠦⡤⠶⠤⢤⠶⢤⠶⢦⠴⠶⡴⠶⢿⣿⠿⠿⢿⠿⢿⠿⢿⠿⠿⡿⠿⢿⣿ ⣿⡇⢸⠤⣼⠀⠶⡇⠀⠁⠀⢸⠀⣿⠀⠃⢸⠀⢸⠓⣾⡇⠰⠀⡷⠀⠶⡇⢠⠘⡇⠀⡆⢸⡄⠃⣼⢹⠀⠰⡆⠀⡆⢸⠀⠐⢀⡇⡇⠀⠆⡀⠀⠆⣸⠀⢸⠀⠘⠀⠀⡇⠰⢾⠿⡆⠀⣾⠀⢸⠀⠘⠀⠀⡇⠰⢾⣿ ⠻⡇⠸⠀⢸⠀⠶⡇⢰⠀⡇⢸⠀⣿⠀⡀⢸⠀⢸⠿⣿⡇⢸⠀⣿⠀⠾⠃⢈⠀⡇⠀⠇⢸⡇⠀⡇⢸⠀⢰⡇⠀⠇⢸⠀⢰⠀⣷⡇⠀⡖⡇⠀⡇⢸⠀⢸⠀⡆⢸⠀⡇⠰⢾⠐⡇⠀⣿⠀⢻⠀⡄⠀⠀⡇⠰⢾⣿ ⠀⠛⠲⢷⠚⠲⠖⠳⠺⢶⢷⠞⠒⠓⠒⠓⣾⣶⣞⣒⠋⠓⠚⠒⣷⣶⡖⠶⠚⠒⠒⠒⠒⠋⠑⠒⠁⠈⠒⠊⠉⠒⠒⠛⠒⠲⠒⠁⠓⠒⠁⠑⠒⠓⠚⠒⠚⠒⠓⠒⠒⠓⠒⠚⠀⠓⠲⣿⣶⣾⣶⣷⣷⡶⠓⠒⣾⣿ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⣿⣿⡀⠀⠀⠀⠀⠀⠀⣴⣿⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣧⠀⠀⠀⠀⠀⣸⣿⠃⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣀⣀⣤⣤⣤⣤⣄⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢻⣿⣿⣿⣆⠀⠀⠀⣠⣿⡏⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⠤⠶⠦⢄⠀⢹⣿⣦⠀⠀⠀⠀⠀⠀⠀⠀⠈⣿⣿⣿⣿⡄⠀⣰⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀ 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⣿⣿⣿⣿⣿⣿⣿⣿⠿⠿⠿⠛⠛⠃⠀⠈⠙⠛⠿⣿⣿⣿⣿⣿⣿⣷⣶⣿⣷⣿⣯⣽⣿⣿⣿⣿⠿⠿⠿⠿⠛⠛⠛⠛⠛⠉⠉⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣿⡿⣯⣽⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠁⠾⢿⣿⡿⠿⠿⠛⠛⠉⠉⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣶⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⡿⠿⠿⣿⠿⠿⡶⠶⡤⠶⢤⠴⣴⠶⡴⢶⠶⢦⡀⢀⡴⠶⠾⡤⠴⠶⡶⠶⢦⡤⠶⠦⣤⠦⡤⢤⣠⠴⠶⢤⠴⠶⣤⠶⠶⢤⡀⡤⠶⠦⡤⠶⠶⢦⠴⢤⠶⢦⠴⠶⡴⠶⢿⣿⠿⠿⢿⠿⢿⠿⢿⠿⠿⡿⠿⢿⣿ ⣿⡇⢸⠤⣼⠀⠶⡇⠀⠁⠀⢸⠀⣿⠀⠃⢸⠀⢸⠓⣾⡇⠰⠀⡿⠀⠶⡇⢠⠘⡇⠀⡆⢸⡄⠃⣼⢹⠀⠰⡆⠀⡆⢸⠀⠐⢀⡷⡇⠀⠆⡀⠀⠆⣸⠀⢸⠀⠘⠀⠀⡇⠰⢾⠿⡆⠀⣾⠀⢻⠀⠘⠀⠀⡇⠰⢾⣿ ⠻⡇⠸⠀⢸⠀⠶⡇⢸⠀⡇⢸⠀⣿⠀⡀⢸⠀⢸⠿⣿⡇⢸⠀⣿⠀⠾⠃⢈⠀⡇⠀⠇⢸⡇⠀⡇⢸⠀⢰⡇⠀⠇⢸⠀⢰⠀⣷⡇⠀⡖⡇⠀⡇⢸⠀⢸⠀⡆⢸⠀⡇⠰⢾⡀⡇⠀⣿⠀⢽⠀⡄⠀⠀⡇⠰⢾⣿ ⠀⠛⠲⢷⠚⠲⠖⠳⠺⢶⢷⡞⠒⠓⠒⠓⢾⣶⣞⣒⠋⠓⠚⠒⣿⣶⠲⠶⠚⠒⠒⠒⠒⠋⠑⠒⠁⠈⠒⠊⠉⠒⠒⠛⠒⠒⠒⠁⠓⠒⠁⠑⠒⠓⠚⠒⠚⠒⠓⠒⠒⠓⠒⠚⠀⠓⠶⣿⣶⣾⣶⣷⣷⠒⠓⠒⢺⣿ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⠃⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣇⠀⠀⠀⠀⠀⠀⠀⢠⣿⡿⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢖⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢻⣿⣿⣿⡄⠀⠀⠀⠀⠀⢀⣾⡿⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠱⠂⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣀⣤⣤⣤⣤⣀⡀⠀⠀⠀⠀⠀⠀⠀⠀⠈⢿⣿⣿⣷⡀⠀⠀⠀⠀⣼⣿⠃⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⢐⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠠⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⠤⠶⠦⢄⠀⢹⣿⣆⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⣧⠀⠀⠀⣼⣿⡟⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠈⠃⠀⠀⠀⠀⠀⠀⠀⠀⠀⠐⠶⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢠⣤⣶⣶⠀⠀⠀⣠⠖⣫⣶⣿⣿⣷⣦⡄⠀⡆⢸⣿⣿⡆⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⣿⣿⣧⣀⣾⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⢸⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⠇⠀⠀⠀⢀⣤⣴⣶⣦⡀⠀⠀⢸⣿⣿⣿⠀⠀⠞⣡⣾⡟⠀⠀⠈⠛⠛⠛⠲⠀⢸⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⠀⠀⠀⠀⠀⠀ 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⣿⡿⠿⠿⣿⠿⠿⡷⠶⣤⠶⢤⠴⣴⠶⡴⢶⠶⢦⡀⢀⡴⠶⠦⡤⠴⠶⡶⠶⢤⡤⠶⠦⣤⠦⡤⢤⣠⠴⠶⢤⠴⠶⣤⠴⠶⢤⡀⡤⠶⠤⡤⠶⠶⢦⠴⢤⠶⢦⠴⠶⡴⠶⢼⣿⠿⠿⢿⠿⢿⠿⢿⠿⠿⡿⠿⢿⣿ ⣿⡇⢸⠤⣼⠀⠶⡇⠀⠁⠀⢸⠀⣿⠀⠃⢸⠀⢸⠓⣾⡇⠰⠀⣿⠀⠶⡇⢠⠘⡇⠀⡆⢸⡄⠃⣼⢹⠀⠰⡆⠀⡆⢸⠀⠐⢀⡇⡇⠀⠆⡀⠀⠆⣸⠀⢸⠀⠘⠀⠀⡇⠰⢾⠿⡆⠀⣾⠀⣹⠀⠘⠀⠀⡇⠰⢾⣿ ⠻⡇⠸⠀⢸⠀⠶⡇⢰⠀⡇⢸⠀⣿⠀⡀⢸⠀⢸⠿⣿⡇⢸⠀⣿⠀⠾⠃⢈⠀⡇⠀⠇⢸⡇⠀⡇⢸⠀⢰⡇⠀⠇⢸⠀⢰⠀⣷⡇⠀⡖⡇⠀⡇⢸⠀⢸⠀⡆⢸⠀⡇⠰⢾⡀⡇⠀⣿⠀⢻⠀⡄⠀⠀⡇⠰⢾⣿ ⠀⠙⠲⢷⠚⠲⠖⠳⠺⠶⡗⡞⠒⠓⠒⠓⢾⣶⣞⣒⠋⠓⠚⠒⣷⡖⢶⠖⠚⠒⠒⠒⠒⠋⠑⠒⠁⠈⠒⠊⠉⠒⠒⠛⠒⠒⠒⠁⠓⠒⠁⠑⠒⠓⠚⠒⠚⠒⠓⠒⠒⠓⠒⠚⠀⠓⠶⣿⣶⣾⣶⣷⡗⠒⠓⠒⢺⣿ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠰⠏⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢻⣿⣿⣿⡅⠀⠀⠀⠀⠀⠀⠀⠀⣼⣿⠇⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢨⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⣿⣿⣿⣧⠀⠀⠀⠀⠀⠀⠀⢰⣿⠏⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠹⠇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣀⣠⣤⣤⣤⣀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠸⣿⣿⣿⣆⠀⠀⠀⠀⠀⢠⣿⡟⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠈⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠎⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⠤⠶⠦⢄⠀⢹⣿⣄⠀⠀⠀⠀⠀⠀⠀⠀⢿⣿⣿⣿⡄⠀⠀⠀⣠⣿⣿⡃⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⢆⠀⠀⠀⠀⠀⠀⠀⠀⠀⡢⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢠⣤⣴⣶⠀⠀⠀⣠⠖⣫⣶⣿⣿⣷⣦⡄⠀⡆⢸⣿⣿⡄⠀⠀⠀⠀⠀⠀⠀⠸⣿⣿⣿⣿⡀⠀⣰⣿⣿⣿⣧⣀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⠀⠀⠀⠀⠀⠀⠀⠀⢰⣍⠀⠀⠀⠀⣠⣴⣶⣦⡀⠀⠀⢸⣿⣿⣿⠀⠀⠞⣡⣾⡟⠀⠀⠈⠛⠛⠛⠲⠀⢸⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⢿⣿⣿⣿⣿⣾⣿⣿⣿⣿⠻⠿⠃⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠐⡇⠀⠀⠀⠀⠀⠀⠀⢨⣳⠀⠀⠀⢸⣿⣿⣿⣿⣷⣄⠀⢸⣿⣿⣿⠀⠀⣼⣿⣿⠀⠀⢰⣶⣶⣶⣶⣷⠀⢸⣿⣿⠁⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⠏⠀⠀⠀⠀⠀⠀⠀⠀ ⣀⠀⠀⠀⠀⠀⠀⣤⣀⠀⡒⠀⠀⠀⠀⠀⠀⠀⣾⡧⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣧⣸⣿⣿⣿⠀⣼⢿⣿⣿⣇⠀⠈⢉⣿⣿⣿⠏⠀⢸⣿⠏⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢿⣿⣿⣿⣿⣿⡋⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠿⠃⠀⠀⠀⠀⠀⣿⣿⣷⣾⡄⠀⠀⠀⠀⠀⠀⣿⡿⠀⠀⠀⢸⣿⣿⣿⠹⣿⣿⣿⣿⣿⣿⣿⠀⣿⡌⠛⢿⣿⣿⣶⣿⣿⠿⠋⠀⠀⢸⣯⣤⣤⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠾⣶⣷⣶⠈⠉⣿⣿⣿⡀⠀⠀⠀⠀⢸⣿⡟⠀⠀⠀⣼⣿⣿⣿⠀⠈⢿⣿⣿⣿⣿⣿⠀⠙⠛⠛⠛⠉⠉⠉⠁⠀⠀⠀⠀⠀⢸⣿⣿⡿⣷⠀⠀⠀⠀⠀⠀⠀⠀⢼⣿⣿⣿⣿⣿⣇⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠋⠙⠛⠃⠀⣿⣿⣿⣇⠀⠀⠀⠀⣼⣿⣟⠀⠀⠀⣿⣿⣿⣿⠀⠀⣀⣹⣿⣿⣿⣿⣷⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠋⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣿⣿⣿⣖⣂⣀⣤⣤⣀⣤⣤⣤ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⣿⣿⣆⠀⠀⣰⣿⣿⣇⠀⢀⣤⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⣿⣿⣿⠉⠛⢻⣿⣿⣿⣿⣻⣿⣯⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠻⣿⣿⣿⣧⠀⣿⣿⣿⡇⠀⠈⠻⢿⣿⣿⣿⣿⣿⣿⣿⡟⠛⢻⣿⣿⡿⠿⣿⣿⣿⣿⣀⣤⣼⣿⣿⣿⣿⣿⣿⣿⠷⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢨⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⡀⣀⠀⠀⠀⠀⠀⠀⣠⣴⣾⣿⣿⣿⣿⣷⡌⢻⢻⠀⠀⡀⢐⣷⣿⣿⣇⣠⣴⣿⣿⣧⣤⣼⣿⣿⣷⣿⣿⣿⢿⣿⣿⣿⣿⠏⢹⣿⣿⣿⣿⣛⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢼⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣷⣶⣶⣾⣿⣿⣿⣿⣿⣿⣿⣿⡿⣇⣼⠸⢮⣿⣾⣿⣿⣿⣿⣿⣿⡿⠿⣿⣿⣿⠉⠹⣿⣿⣻⣿⡿⢸⣿⣿⠾⠿⠇⢈⣽⣟⣛⣿⡿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠙⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠟⠀⣘⣁⡀⠀⢿⣿⣿⣿⣿⡿⠋⢛⡋⣰⣿⣯⣿⣧⢀⣿⡟⠻⣿⣷⣸⣿⣿⣾⣿⣿⣬⣿⣿⣿⣿⣿⠿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣶⣿⣿⣿⢯⣉⣽⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⠿⠿⠛⠛⠀⠀⠉⠛⠿⣿⣿⣿⣿⣿⣿⣷⣶⣿⣯⣿⣿⣭⣿⣿⣿⣿⡿⠿⠿⠿⠿⠟⠛⠛⠛⠋⠉⠉⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢻⣿⣿⣿⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠓⢿⣿⣿⡿⠿⠛⠛⠛⠉⠉⠉⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢲⣾⣿⣿⣿⣿⣿⣽⣿⣿⣿⣿⣿⣿⣿ ⣿⡿⠿⠿⣿⠿⠿⡿⠶⣤⠶⢤⠴⡴⠶⡴⢶⠶⢦⡀⢀⡴⠶⠦⡤⠴⠶⡴⠶⢤⡤⠶⠦⣤⠦⡤⢤⣠⠴⠶⢤⠴⠶⣤⠴⠶⢤⡀⡤⠶⠤⡴⠶⠶⢦⠴⢤⠶⢦⠴⠶⡴⠶⢬⣿⠿⠿⢿⠿⢿⠿⢿⠿⠿⡿⠿⢿⣿ ⣿⡇⢸⠤⣼⠀⠶⡇⠀⠁⠀⢸⠀⣿⠀⠃⢸⠀⢸⠓⣾⡇⠰⠀⣿⠀⠶⡇⢠⠘⡇⠀⡆⢸⡄⠃⣼⢹⠀⠰⡆⠀⡆⢸⠀⠐⢀⡗⡇⠀⠆⡀⠀⠆⣸⠀⢸⠀⠘⠀⠀⡇⠰⢾⠿⡆⠀⣾⠀⢺⠀⠘⠀⠀⡇⠰⢾⣿ ⠿⡇⠸⠀⢸⠀⠶⡇⢰⠀⡇⢸⠀⣿⠀⡀⢸⠀⢸⠿⣿⡇⢸⠀⣿⠀⠾⠃⢈⠀⡇⠀⠇⢸⡇⠀⡇⢸⠀⢰⡇⠀⠇⢸⠀⢰⠀⣷⡇⠀⡖⡇⠀⡇⢸⠀⢸⠀⡆⢸⠀⡇⠰⢾⡀⡇⠀⣿⠀⢿⠀⡄⠀⠀⡇⠰⢾⣿ ⠀⠙⠲⢷⠚⠒⠖⠳⠺⠶⡗⡾⠒⠓⠒⠓⢾⣶⣞⣒⠋⠓⠚⠒⢷⠲⡶⠒⠚⠒⠒⠒⠒⠋⠑⠒⠁⠈⠒⠊⠙⠒⠒⠛⠒⠒⠒⠁⠓⠒⠁⠑⠒⠓⠚⠒⠚⠒⠓⠒⠒⠓⠒⠚⠀⠓⠶⣿⣶⣾⣶⡷⠓⠒⠓⠖⠚⣿ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠃⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⣿⣿⡀⠀⠀⠀⠀⠀⠀⠀⠀⢠⣿⠏⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠸⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⣾⡿⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣀⣠⣤⣤⣄⣀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢻⣿⣿⣷⠀⠀⠀⠀⠀⠀⠀⣼⣿⠃⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⠤⠶⠦⢄⠀⢹⣷⡄⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣧⠀⠀⠀⠀⢀⣾⣿⣏⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢆⠀⠀⠀⠀⠀⠀⠀⠀⣣⠄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣤⣴⣶⠀⠀⠀⣠⠖⣫⣶⣿⣿⣷⣦⡄⠀⡆⢸⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⢹⣿⣿⣿⣆⠀⠀⢀⣾⣿⣿⣿⣶⣄⡀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢠⠀⠀⠀⠀⠀⠀⠀⠠⣶⠀⠀⠀⠀⣠⣤⣶⣦⡀⠀⠀⢸⣿⣿⣿⠀⠀⠞⣡⣾⡟⠀⠀⠈⠛⠛⠛⠲⠀⢸⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣿⡄⢀⣾⣿⣿⡿⠉⠉⠋⠁⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠐⡀⠀⠀⠀⠀⠀⠀⢸⣯⠀⠀⠀⢠⣿⣿⣿⣿⣷⣄⠀⢸⣿⣿⣿⠀⠀⣼⣿⣿⠀⠀⢰⣶⣶⣶⣶⣷⠀⢸⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⢻⣿⣿⣿⣿⣿⣿⣿⡟⠀⠀⠀⠀⠀⠀⠀⠀ ⣤⡀⠀⠀⠀⠀⠀⢠⣤⣄⠀⡧⠀⠀⠀⠀⠀⠀⣸⣿⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣧⣸⣿⣿⣿⠀⣼⢿⣿⣿⣇⠀⠈⢉⣿⣿⣿⠏⠀⢸⣿⠇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣿⣿⣿⡟⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠿⠏⠀⠀⠀⠀⠀⢸⣿⣿⣶⣆⡀⠀⠀⠀⠀⠀⣿⣿⠀⠀⠀⢸⣿⣿⣿⠹⣿⣿⣿⣿⣿⣿⣿⠀⣿⡌⠛⢿⣿⣿⣶⣿⣿⠿⠋⠀⠀⢸⣿⣤⣄⠀⠀⠀⠀⠀⠀⠀⠀⠀⢿⣿⣿⣿⣿⣿⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠘⠞⣷⣾⡆⠀⢹⣿⣿⣷⠀⠀⠀⠀⢀⣿⣿⠀⠀⠀⢸⣿⣿⣿⠀⠈⢿⣿⣿⣿⣿⣿⠀⠙⠛⠛⠛⠉⠉⠉⠁⠀⠀⠀⠀⠀⢸⣿⣿⡻⣦⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠘⠋⠑⠀⢸⣿⣿⣿⣇⠀⠀⠀⣾⣿⣿⠀⠀⠀⣾⣿⣿⣿⠀⠀⢀⣹⣿⣿⣿⣿⣶⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠋⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⢿⣿⣿⣿⣿⣿⣆⡀⡤⢄⡀⣄⣰⣤⣦ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⠹⣿⣿⣿⣧⢀⢴⣿⣿⣿⠀⢀⣤⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠙⠛⢻⣿⣿⣿⣿⣛⣿⣯⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⠖⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢩⣿⣿⣿⡗⣻⣿⣿⡟⠀⠈⠻⢿⣿⣿⣿⣿⣿⣿⣿⡟⠛⢻⣿⣿⡿⠿⣿⣿⣿⣿⣀⣠⣼⣿⣿⣿⣿⣿⣿⣿⠧⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⡿⡷⡀⠀⠀⠀⠀⢀⣀⣄⣶⣿⣿⣿⣿⣿⣾⢻⢻⡃⠀⠀⣀⣲⣿⣿⣏⣀⣴⣿⣿⣧⣤⣼⣿⣿⣷⣾⣿⣿⢿⣿⣿⣿⣿⠏⢹⣿⣟⣿⣿⡃⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣶⣶⣾⣿⣿⣿⣿⣿⣿⣿⣿⡿⣿⣸⠸⢿⣽⣿⣿⣿⣿⣿⣿⣿⡿⠿⣿⣿⣿⠙⠹⣿⣟⣻⣿⡿⢸⣿⣷⠾⠿⠇⣈⣽⣟⣻⣿⡿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠀⢀⣃⡀⠀⢿⣿⣿⣿⣿⣿⠋⢛⡋⣠⣿⣯⣿⣧⢀⣿⡟⠻⣿⣧⣸⣿⣷⣾⣿⣷⣬⣿⣿⣿⣿⣷⠷⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣴⣿⣿⡿⣏⣩⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠿⠿⠟⠛⠀⠀⠈⠛⠿⣿⣿⣿⣿⣿⣿⣿⣶⣿⣯⣿⣿⣭⣿⣿⣿⣿⣷⠾⠿⠿⠿⠟⠛⠛⠛⠛⠉⠉⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠹⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠲⠿⣿⣿⡿⠿⠟⠛⠛⠛⠉⠉⠉⠉⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢐⣾⣿⣿⣿⣿⣯⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⡿⠿⠿⣿⠿⠿⡿⠶⣤⠶⢤⠴⣤⠶⡴⢶⠶⢦⡀⢀⡴⠶⠦⡤⠴⠶⡤⠶⢤⡤⠶⠦⣤⠦⡤⢦⣠⠴⠶⢤⠴⠶⣤⠶⠶⢤⡀⡤⠶⠶⡶⠶⠶⢤⠴⢤⠶⢦⠴⠶⡴⠶⢤⣿⠿⠿⢿⠿⢿⠿⢿⠿⠿⡿⠿⢿⣿ ⣿⡇⢸⠤⣼⠀⠶⡇⠀⠁⠀⢸⠀⣿⠀⠃⢸⠀⢸⠓⣾⡇⠰⠀⣿⠀⠶⡇⢠⠘⡇⠀⡆⢸⡄⠃⣼⢹⠀⠰⡆⠀⡆⢸⠀⠐⢀⡷⡇⠀⠆⡀⠀⠆⣸⠀⢸⠀⠘⠀⠀⡇⠰⢾⠿⡆⠀⣾⠀⣿⠀⠘⠀⠀⡇⠰⢾⣿ ⠿⡇⠸⠀⢸⠀⠶⡇⢸⠀⡇⢸⠀⣿⠀⡀⢸⠀⢸⠿⣿⡇⢸⠀⣿⠀⠾⠃⢈⠀⡇⠀⠇⢸⡇⠀⡇⢸⠀⢰⡇⠀⠇⢸⠀⢰⠀⣷⡇⠀⡖⡇⠀⡇⢸⠀⢸⠀⡆⢸⠀⡇⠰⢾⡀⡇⠀⣿⠀⢽⠀⡄⠀⠀⡇⠰⢾⣿ ⠀⠙⠲⢷⠚⠒⠖⠳⠺⠶⠷⣾⠒⠓⠒⠓⢾⣶⣞⣒⠋⠓⠚⠒⢷⠲⠶⠒⠚⠒⠒⠒⠒⠋⠑⠒⠁⠈⠒⠚⠙⠒⠖⠛⠒⠒⠒⠁⠓⠒⠁⠑⠒⠓⠚⠒⠚⠒⠓⠒⠒⠓⠒⠚⠀⠓⠶⣿⣶⣾⣶⠓⠓⠒⠳⡶⠚⣿ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣧⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣿⡟⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠠⡐⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢻⣿⣿⣿⡄⠀⠀⠀⠀⠀⠀⠀⠀⣼⣿⠁⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣀⣀⣤⣤⣄⣀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⣿⣧⠀⠀⠀⠀⠀⠀⠀⣼⣿⠇⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⠤⠷⠧⢄⠈⢹⣷⡄⠀⠀⠀⠀⠀⠀⠀⠸⣿⣿⣿⣆⠀⠀⠀⠀⠀⣼⣿⣿⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠰⠀⠀⠀⠀⠀⠀⠀⠀⣔⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣤⣴⣶⠀⠀⠀⣠⠖⣫⣶⣿⣿⣷⣦⡄⠀⡆⢸⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⢿⣿⣿⣿⡄⠀⠀⠀⣼⣿⣿⣿⣿⣷⣤⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡇⠀⠀⠀⠀⠀⠀⠀⡿⠂⠀⠀⠀⣀⣤⣴⣦⡀⠀⠀⢸⣿⣿⣿⠀⠀⠞⣡⣾⡟⠀⠀⠈⠛⠛⠛⠲⠀⢸⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⣷⠀⠀⣼⣿⣿⣿⠟⠛⠹⠛⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢅⠀⠀⠀⠀⠀⠀⢰⡿⠀⠀⠀⢀⣿⣿⣿⣿⣷⣄⠀⢸⣿⣿⣿⠀⠀⣼⣿⣿⠀⠀⢰⣶⣶⣶⣶⣷⠀⢸⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⣿⣿⣷⣾⣿⣿⡿⠁⠀⠀⠀⠀⠀⠀⠀ ⣶⣄⠀⠀⠀⠀⠀⠠⣦⣄⠀⢨⡄⠀⠀⠀⠀⠀⣸⣿⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣦⣸⣿⣿⣿⠀⣼⢿⣿⣿⣇⠀⠈⢉⣿⣿⣿⠏⠀⢸⣿⠃⠀⠀⠀⠀⠀⠀⠀⠀⠀⠸⣿⣿⣿⣿⣿⣿⣿⠁⠀⠀⠀⠀⠀⠀⠀⠀ ⡿⡿⠁⢀⢀⠀⣀⠐⣿⣿⣧⣼⣅⠀⠀⠀⠀⠀⣼⣿⠀⠀⠀⢸⣿⣿⣿⠻⣿⣿⣿⣿⣿⣿⣿⠀⣿⡌⠛⢿⣿⣿⣶⣿⣿⠿⠋⠀⠀⢸⣧⣤⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⣿⣿⣿⣿⠃⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠛⢿⣿⣿⣿⡀⢸⣿⣿⣿⡄⠀⠀⠀⠀⣿⣿⠀⠀⠀⢸⣿⣿⣿⠀⠈⢿⣿⣿⣿⣿⣿⠀⠙⠛⠛⠛⠉⠉⠉⠁⠀⠀⠀⠀⠀⢸⣿⣿⡻⣦⠀⠀⠀⠀⠀⠀⠀⠀⢿⣿⣿⣿⣿⣿⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠉⠛⠛⠃⢸⣿⣿⣿⣿⡀⠀⠀⢾⣿⣿⠀⠀⠀⣾⣿⣿⣿⠀⠀⠀⣻⣿⣿⣿⣿⣷⣶⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⢿⣿⣿⣿⣿⣷⣄⣀⣢⣤⣤⣀⣤⣶⣴ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠋⢿⣿⣿⣷⣴⣬⣿⣿⣿⠁⠀⣤⣿⣿⣿⣿⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠙⠛⢻⣿⣿⣿⣿⣟⣻⣿⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣄⣄⠀⠀⠀⠀⠀⠀⠀⠀⠀⢨⣿⣿⣿⣿⣾⣿⣿⣿⠂⠈⠻⣿⣿⣿⣿⣿⣿⣿⣿⡟⠛⢻⣿⣿⡿⢿⣿⣿⣿⣿⣀⣠⣼⣿⣿⣿⣿⣿⣿⣿⡧⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣷⡄⡀⠀⠀⠀⢀⣠⣤⣶⣾⣿⣿⣿⣿⣿⢻⠟⣿⡀⣀⣠⣶⣿⣿⣏⣀⣤⣿⣿⣧⣤⣼⣿⣿⣷⣾⣿⣿⢿⣿⣿⣿⣿⠏⢹⣿⣟⣻⣿⡃⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠰⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣸⠸⢿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠿⣿⣿⣿⠙⢻⣿⣟⣻⣿⡿⢸⣿⣷⡾⠿⠇⣈⣿⣛⣻⣿⡿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⢻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠁⢀⣃⡀⠀⢿⣿⣿⣿⣿⣿⠛⢛⡛⣠⣿⣿⣿⣧⢠⣿⡟⠻⣿⣧⣸⣿⣷⣾⣿⣧⣬⣿⣿⣿⣿⣷⠦⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣰⣿⣿⢿⣉⣽⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠿⠿⠿⠛⠃⠀⠈⠛⠿⢿⣿⣿⣿⣿⣿⣿⣶⣿⣯⣿⣿⣭⣿⣿⣿⣿⣷⠾⠿⠿⠿⠟⠛⠛⠛⠛⠛⠉⠉⠁⠀⠀⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠲⢾⣿⣿⡿⠿⠿⠛⠛⠛⠋⠉⠉⠉⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢐⣾⣿⣿⣿⣿⣭⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⡿⠿⠿⣿⠿⠿⡿⠶⣤⠶⢤⠶⣤⠶⡶⢶⠶⢦⡀⢀⡴⠶⠦⡤⠶⠶⡤⠶⢤⡤⠶⠦⣤⠦⡤⢦⣠⠴⠶⢤⠴⠶⣤⠴⠶⢤⡀⡤⠶⠶⡶⠶⠷⢤⠴⢤⠶⢦⠴⠶⡴⠶⢤⣽⠿⠿⢿⠿⢿⠿⢿⠿⠿⡿⠿⢿⣿ ⣿⡇⢸⠤⣼⠀⠶⡇⠀⠁⠀⢸⠀⣿⠀⠃⢸⠀⢸⠓⣾⡇⠰⠀⡿⠀⠶⡇⢠⠘⡇⠀⡆⢸⡄⠃⣼⢹⠀⠰⡆⠀⡆⢸⠀⠐⢀⡗⡇⠀⠆⡀⠀⠆⣸⠀⢸⠀⠘⠀⠀⡇⠰⢾⠿⡆⠀⣾⠀⢾⠀⠘⠀⠀⡇⠰⢾⣿ ⡿⡇⠸⠀⢸⠀⠶⡇⢰⠀⡇⢸⠀⣿⠀⡀⢸⠀⢸⠿⣿⡇⢸⠀⣿⠀⠾⠃⢈⠀⡇⠀⠇⢸⡇⠀⡇⢸⠀⢰⡇⠀⠇⢸⠀⢰⠀⣿⡇⠀⡖⡇⠀⡇⢸⠀⢸⠀⡆⢸⠀⡇⠰⢾⡀⡇⠀⣿⠀⢾⠀⡄⠀⠀⡇⠰⢾⣿ ⠀⠙⠲⢷⠚⠲⠖⠳⠺⠖⠷⣺⠒⠓⠒⠓⢾⣶⣞⣒⡋⠓⠚⠒⠗⢶⠖⠒⠚⠒⠒⠒⠒⠋⠑⠒⠁⠈⠒⠊⠙⠲⠒⠛⠒⠒⠒⠁⠓⠒⠁⠑⠒⠓⠚⠒⠚⠒⠓⠒⠒⠓⠒⠚⠀⠓⠶⣿⣶⣾⣶⠓⠓⠒⢳⡶⠚⢻ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠋⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢻⣿⣿⣿⡆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣼⣿⠃⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⠂⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⣿⣿⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⢰⣿⡏⠀⠀⠀⠀ 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⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣧⡇⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠿⣿⣿⣿⠛⢹⣿⣟⣻⣿⡿⢸⣿⣷⣶⠿⠀⣈⣿⣛⣻⣿⡟⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⢻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠃⢀⣛⡀⠀⠹⣿⣿⣿⣿⣿⠛⢛⠛⢠⣿⣿⣿⣧⢀⣿⡟⠻⣿⣦⢸⣿⣷⣾⣿⣧⣭⣿⣿⣿⣿⣶⠆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⢯⣩⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⠿⠿⠛⠃⠀⠈⠙⠿⢿⣿⣿⣿⣿⣿⣿⣶⣿⣯⣿⣿⣿⣿⣿⣿⣿⣷⡶⠿⠿⠿⠟⠛⠛⠛⠛⠋⠉⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠐⢾⣿⣿⡿⠿⠿⠟⠛⠛⠛⠛⠛⠉⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢐⣿⣿⣿⣿⣿⣽⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⡿⠿⠿⣿⠿⠿⡿⠷⣤⠶⢤⠴⡤⠶⡶⢶⠶⢦⡀⢠⡴⠶⠦⡤⠶⠶⡤⠶⢤⡤⠶⠦⣤⠦⡤⢤⣠⠴⠶⢤⠴⠶⣤⠶⠶⢤⡀⡤⠶⠶⡶⠾⠷⢤⠴⢤⠶⢦⠴⠶⡴⠶⢤⣽⠿⠿⢿⠿⢿⠿⢿⠿⠿⡿⠿⢿⣿ ⣿⡇⢸⠤⣼⠀⠶⡇⠀⠁⠀⢸⠀⣿⠀⠃⢸⠀⢸⠓⣾⡇⠰⠀⣿⠀⠶⡇⢠⠘⡇⠀⡆⢸⡄⠃⣼⢹⠀⠰⡆⠀⡆⢸⠀⠐⢀⡟⡇⠀⠆⡀⠀⠆⣸⠀⢸⠀⠘⠀⠀⡇⠰⢾⠿⡆⠀⣾⠀⣻⠀⠘⠀⠀⡇⠰⢾⣿ ⣿⡇⠸⠀⢸⠀⠶⡇⢰⠀⡇⢸⠀⣿⠀⡀⢸⠀⢸⠿⣿⡇⢸⠀⣿⠀⠾⠃⢈⠀⡇⠀⠇⢸⡇⠀⡇⢸⠀⢰⡇⠀⠇⢸⠀⢰⠀⣷⡇⠀⡖⡇⠀⡇⢸⠀⢸⠀⡆⢸⠀⡇⠰⢾⠀⡇⠀⣿⠀⢻⠀⡄⠀⠀⡇⠰⢾⣿ ⠀⠙⠲⢷⠚⠲⠖⠳⠺⠖⢷⢺⠒⠓⠒⠓⢺⣶⣾⣒⡋⠓⠚⠒⠓⢶⠖⠒⠚⠒⠒⠒⠒⠋⠑⠒⠁⠈⠒⠊⠙⠖⠒⠛⠒⠒⠒⠁⠑⠒⠁⠑⠒⠓⠚⠒⠚⠒⠓⠒⠒⠓⠒⠚⠀⠓⢶⣿⣶⣾⠒⠓⠓⠒⢷⣶⠚⢻ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢍⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢠⣿⠇⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠃⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⢠⣿⡟⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡀⠀⠀⠀⠀⠀⠀⠘⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣀⣀⣀⣀⣀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢿⣿⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⢠⣾⣿⠁⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠠⣄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⠤⠷⠦⢄⠁⢸⣦⠀⠀⠀⠀⠀⠀⠀⠸⣿⣿⣿⣇⠀⠀⠀⠀⠀⠀⢠⣿⣿⣿⡤⣤⣀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠐⡆⠀⠀⠀⠀⠀⣤⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⣤⣴⠀⠀⠀⣠⠖⣫⣶⣿⣿⣷⣦⡄⠀⡆⢸⣿⣇⠀⠀⠀⠀⠀⠀⠀⢻⣿⣿⣿⡆⠀⠀⠀⠀⢀⣾⣿⣿⠟⠃⠙⢿⣿⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡁⠀⠀⠀⠀⠀⣵⡇⠀⠀⠀⣀⣠⣤⣤⠀⠀⠀⢸⣿⣿⣿⠀⠀⠞⣡⣾⡟⠀⠀⠈⠛⠛⠛⠲⠀⢸⣿⣿⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⣷⠀⠀⠀⢀⣾⣿⣿⠋⠀⠀⠀⠈⠁⠀ ⣀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠩⠀⠀⠀⠀⢀⣿⡇⠀⠀⠀⣿⣿⣿⣿⣷⣄⠀⢸⣿⣿⣿⠀⠀⣼⣿⣿⠀⠀⢰⣶⣶⣶⣶⣷⠀⢸⣿⡟⠀⠀⠀⠀⠀⠀⠀⠀⢻⣿⣿⣿⣇⠀⠀⣾⣿⣿⠇⠀⠀⠀⠀⠀⠀⠀ ⣿⣷⣤⠀⠀⠀⠀⠀⢸⣷⣦⡀⠀⢸⡇⠀⠀⠀⢰⣿⡇⠀⠀⢀⣿⣿⣿⣿⣿⣿⣦⣸⣿⣿⣿⠀⣼⢿⣿⣿⣇⠀⠈⢉⣿⣿⣿⠏⠀⢸⣿⠃⠀⠀⠀⠀⠀⠀⠀⠀⠸⣿⣿⣿⣿⣦⣾⣿⣿⠃⠀⠀⠀⠀⠀⠀⠀⠀ ⠻⠟⠋⠀⣤⣤⣤⣤⣼⠿⢿⣷⣤⠸⣦⠀⠀⠀⢸⣿⠇⠀⠀⢸⣿⣿⣿⠻⣿⣿⣿⣿⣿⣿⣿⠀⣿⡌⠛⢿⣿⣿⣾⣿⣿⠿⠋⠀⠀⢸⣧⣤⡄⠀⠀⠀⠀⠀⠀⠀⠀⢿⣿⣿⣿⣿⣿⣿⡟⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠙⢻⣿⣿⣿⡄⢸⣿⣿⣿⣿⡇⠀⢀⣿⣿⡇⠀⠀⢸⣿⣿⣿⠀⠘⢿⣿⣿⣿⣿⣿⠀⠙⠛⠛⠛⠉⠉⠉⠁⠀⠀⠀⠀⠀⢸⣿⣿⢷⣄⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣿⣿⣿⠇⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠐⠐⠀⠀⠙⠛⠁⢺⣿⡝⢹⣿⣿⡀⣸⣿⣿⡇⠀⠀⢸⣿⣿⣿⠀⠀⠀⢻⣿⣿⣿⣿⣶⣶⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⢿⣿⣿⣿⣿⣷⣤⣤⣴⣰⡞⣀⣰⣳⣻ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠉⠀⠺⣿⣿⣿⣿⣿⣿⡇⠀⣀⣼⣿⣿⣿⣶⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡏⠛⠛⣿⣿⣿⡿⣿⣟⣛⣧⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣶⣷⣴⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣸⣿⣿⣿⣿⣿⣿⡏⠀⠛⣿⣿⣿⣿⣿⣿⣿⣿⡿⠛⢻⣿⣿⠿⢿⣷⣿⣿⣇⣀⣀⣽⣿⣿⣿⣿⣿⣿⣿⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣆⣀⢀⢤⣀⣤⣴⣤⣿⣿⣿⣿⣿⣿⡿⡟⣿⣵⣴⣤⣤⣿⣿⣏⣁⣠⣿⣿⣃⣠⣼⣿⣿⣶⣶⣿⣿⣿⣿⣿⣿⣿⠏⣿⣿⣛⣿⣿⠂⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠰⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣇⡇⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠿⢿⣿⣿⠛⢻⣿⣟⣻⣿⡟⢸⣿⣷⣶⠿⠀⣉⣿⣛⣻⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⢻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠇⠐⣘⡀⠀⠸⣿⣿⣿⣿⣿⠛⠛⠛⢠⣿⣟⣿⣧⢀⣿⡟⢻⣿⣦⢸⣿⣷⣶⣿⣧⣽⣿⣿⣿⣿⣶⠆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⡿⠋⣹⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠿⠿⠟⠃⠀⠈⠙⠿⢿⣿⣿⣿⣿⣿⣿⣤⣾⣟⣿⣿⣿⣿⣿⣿⣿⣷⣶⠿⠿⠿⠿⠟⠛⠛⠛⠋⠉⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⣿⣟⣻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠐⠾⣿⣿⣿⠿⠿⠿⠛⠛⠛⠛⠛⠛⠋⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⡿⠿⠿⣿⠿⠿⡿⠷⣤⠶⢤⠶⡤⠶⡶⢶⠶⢦⡀⢀⡴⠾⠦⡤⠶⠶⡤⠶⢤⡤⠶⠦⣤⠦⡤⢦⣠⠴⠶⢤⠴⠶⣤⠴⠦⢤⡀⡴⠾⠷⡾⠿⠷⢤⠴⢤⠶⢦⠴⠶⡶⠶⢦⣸⠿⠿⢿⠿⢿⠿⢿⠿⠿⡿⠿⢿⣿ ⣿⡇⢸⠤⣼⠀⠶⡇⠀⠁⠀⢸⠀⣿⠀⠃⢸⠀⢸⠓⣾⡇⠰⠀⣿⠀⠶⡇⢠⠘⡇⠀⡆⢸⡄⠃⣼⢹⠀⠰⡆⠀⡆⢸⠀⠐⢀⡷⡇⠀⠆⡀⠀⠆⣸⠀⢸⠀⠘⠀⠀⡇⠰⢾⠿⡆⠀⣾⠀⣿⠀⠘⠀⠀⡇⠰⢾⣿ ⣿⡇⠸⠀⢸⠀⠶⡇⢸⠀⡇⢸⠀⣿⠀⡀⢸⠀⢸⠿⣿⡇⢸⠀⣿⠀⠾⠃⢈⠀⡇⠀⠇⢸⡇⠀⡇⢸⠀⢰⡇⠀⠇⢸⠀⢰⠀⣷⡇⠀⡖⡇⠀⡇⢸⠀⢸⠀⡆⢸⠀⡇⠰⢾⡀⡇⠀⣿⠀⢿⠀⡄⠀⠀⡇⠰⢾⣿ ⠁⠛⠲⢷⠚⠒⠖⠳⠺⠖⢷⢺⡖⠓⠒⠓⠺⣶⣾⣒⡋⠓⠚⠒⠛⡶⠒⠒⠚⠒⠒⠒⠒⠋⠑⠒⠁⠈⠒⠊⠙⠒⠒⠛⠒⠚⠒⠁⠓⠒⠁⠑⠒⠓⠚⠒⠚⠒⠓⠒⠒⠓⠒⠚⠁⠳⣶⣿⣶⡞⠒⠓⠓⠒⣷⣶⠚⢹ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠸⣿⣿⣿⣇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣿⡟⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢿⣿⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣾⣿⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣀⣀⣀⣀⣀⠀⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣇⠀⠀⠀⠀⠀⠀⠀⠀⢀⣾⣿⠇⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⠤⠷⠦⢌⠀⢸⣦⠀⠀⠀⠀⠀⠀⠀⢿⣿⣿⣿⡄⠀⠀⠀⠀⠀⠀⢀⣾⣿⣿⠄⠀⠀⣀⣀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡄⠀⠀⠀⠀⠰⡤⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣀⣤⣴⠀⠀⠀⣠⠖⣫⣶⣿⣿⣷⣦⡄⠀⡆⢸⣿⡇⠀⠀⠀⠀⠀⠀⠈⣿⣿⣿⣷⠀⠀⠀⠀⠀⠀⣼⣿⣿⠃⠀⠀⠊⠛⠛ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣐⠀⠀⠀⠀⢻⠏⠀⠀⠀⣀⣠⣤⣤⠀⠀⠀⢸⣿⣿⣿⠀⠀⠞⣡⣾⡟⠀⠀⠈⠛⠛⠛⠲⠀⢸⣿⣿⠀⠀⠀⠀⠀⠀⠀⢻⣿⣿⣿⡇⠀⠀⠀⠀⣼⣿⣿⡃⠀⠀⠀⠀⠀⠀ ⣦⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠀⠀⠀⠀⣿⡇⠀⠀⠀⣿⣿⣿⣿⣷⣄⠀⢸⣿⣿⣿⠀⠀⣼⣿⣿⠀⠀⢰⣶⣶⣶⣶⣷⠀⢸⣿⡇⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣿⡄⠀⠀⣸⣿⣿⠏⠀⠀⠀⠀⠀⠀⠀ ⣿⣿⣷⠄⠀⠀⠀⠀⠀⣿⣷⣆⠀⠀⠘⡄⠀⠀⠀⣿⡇⠀⠀⠀⣿⣿⣿⣿⣿⣿⣦⣸⣿⣿⣿⠀⣼⢿⣿⣿⣇⠀⠈⢉⣿⣿⣿⠏⠀⢸⡿⠁⠀⠀⠀⠀⠀⠀⠀⠀⢻⣿⣿⣿⣷⣄⣼⣿⣿⡟⠀⠀⠀⠀⠀⠀⠀⠀ ⠛⠻⠛⠀⣠⣤⣤⣤⣤⡛⠻⣿⣷⠀⠀⣄⠀⠀⢸⣿⡇⠀⠀⢰⣿⣿⣿⠻⣿⣿⣿⣿⣿⣿⣿⠀⣿⡌⠛⢿⣿⣿⣶⣿⣿⠿⠋⠀⠀⢸⣧⣠⠀⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣿⣿⣿⣿⣿⠂⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠈⢹⡿⣿⣿⣦⠀⣿⠏⠂⢀⣿⣄⠀⣼⣿⡇⠀⠀⢸⣿⣿⣿⠀⠘⢿⣿⣿⣿⣿⣿⠀⠙⠛⠛⠛⠉⠉⠉⠁⠀⠀⠀⠀⠀⢸⣿⡿⣷⡄⠀⠀⠀⠀⠀⠀⠀⠙⣿⣿⣿⣿⣿⣿⣗⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠴⠑⠀⠈⠋⠉⠰⣿⡀⠀⢈⣿⣿⣿⣿⣿⣇⠀⠀⢸⣿⣿⣿⠀⠀⠀⢻⣿⣿⣿⣿⣶⣶⣶⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠂⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣿⣿⣿⣶⣦⣴⣶⣤⣧⣤⡶⣿ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠀⠁⠀⢰⣿⣿⣿⣿⣿⡯⠀⣀⣼⣿⣿⣿⣶⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡏⠛⠛⣿⣿⣿⡿⣿⣿⣛⣧⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢹⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣽⣷⣦⣂⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣿⣿⣿⣿⣿⣿⡷⠀⠻⣿⣿⣿⣿⣿⣿⣿⣿⡿⠟⢻⣿⣿⠿⣿⣷⣿⣿⣇⣀⣀⣿⣿⣿⣿⣿⣿⣿⣿⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢘⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣑⣠⣀⣀⣠⣤⣴⣶⣷⣿⣿⣿⣿⣿⣿⣿⢿⣿⣶⣴⣴⣿⣿⣏⣁⣠⣿⣿⣇⣠⣼⣿⣿⣶⣶⣿⣿⣿⣿⣿⣿⣿⠏⣿⣿⣛⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣟⡇⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⢿⣿⣿⠛⢻⣿⣟⣻⣿⡗⢸⣿⣿⣶⡾⠀⣙⣿⠛⣿⣿⠇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠏⠀⣘⡁⠀⠸⣿⣿⣿⣿⣿⠟⠻⠛⢠⣿⣟⣿⣧⢸⣿⡟⢿⣿⣆⢸⣿⣷⣶⣿⣧⣽⣿⣿⣿⣿⣶⠄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⡛⢛⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⠿⠿⠛⠀⠀⠛⠿⢿⣿⣿⣿⣿⣿⣿⣤⣾⣿⣾⣿⣿⣿⣿⣿⣿⣷⣶⠿⠿⠿⠿⠟⠛⠛⠛⠋⠉⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⣿⣻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠑⠶⣿⣿⣿⠿⠿⠿⠿⠿⠛⠛⠛⠛⠛⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⡿⠿⠿⣿⠿⠿⡿⠿⣤⠶⢤⠶⣤⠶⡴⢶⠶⢦⡀⢀⡴⠾⠧⡤⠶⠦⡤⠶⢦⡤⠶⠦⣤⠦⡤⢦⣠⠴⠶⢤⠴⠶⣤⠴⠦⢤⡀⡵⠶⠶⡶⠷⠶⢤⠴⢤⠶⢦⠴⠶⡴⠶⢤⣸⠿⠿⢿⠿⢿⠿⢿⠿⠿⡿⠿⢿⣿ ⣿⡇⢸⠤⣼⠀⠶⡇⠀⠁⠀⢸⠀⣿⠀⠃⢸⠀⢸⠓⣾⡇⠰⠀⣿⠀⠶⡇⢠⠘⡇⠀⡆⢸⡄⠃⣼⢹⠀⠰⡆⠀⡆⢸⠀⠐⢀⡇⡇⠀⠆⡀⠀⠆⣸⠀⢸⠀⠘⠀⠀⡇⠰⢾⠿⡆⠀⣾⠀⣿⠀⠘⠀⠀⡇⠰⢾⣿ ⣿⡇⠸⠀⢸⠀⠶⡇⢰⠀⡇⢸⠀⣿⠀⡀⢸⠀⢸⠿⣿⡇⢸⠀⣿⠀⠾⠃⢈⠀⡇⠀⠇⢸⡇⠀⡇⢸⠀⢰⡇⠀⠇⢸⠀⢰⠀⣷⡇⠀⡖⡇⠀⡇⢸⠀⢸⠀⡆⢸⠀⡇⠰⢾⡀⡇⠀⣿⠀⢿⠀⡄⠀⠀⡇⠰⢾⣿ ⠁⠙⠲⢷⠚⠲⠖⠳⠺⠖⠗⣚⡖⠓⠒⠓⠺⣶⣾⣒⡋⠓⠚⠒⠺⠖⠒⠒⠚⠒⠒⠒⠒⠋⠑⠒⠁⠈⠒⠚⠉⠒⠒⠛⠒⠒⠒⠁⠓⠒⠁⠑⠒⠓⠚⠒⠚⠒⠓⠒⠒⠓⠒⠚⠀⢳⣶⣿⣶⠚⠒⠓⠓⢲⣷⣶⠚⠙ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡛⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢿⣿⣿⣿⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣿⡟⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣻⠇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠸⣿⣿⣿⣷⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣾⣿⠃⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡟⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣀⣀⣀⡀⠀⠀⠀⠀⠀⠀⠀⠀⢻⣿⣿⣿⡄⠀⠀⠀⠀⠀⠀⠀⠀⢀⣾⣿⡏⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢐⡦⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⠤⠾⠧⢅⠀⢰⣄⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣷⠀⠀⠀⠀⠀⠀⠀⠀⣼⣿⣿⠇⠀⠀⠒⣤ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣀⠀⠀⠀⢸⡟⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣀⣤⣤⠀⠀⠀⣠⠖⣫⣶⣿⣿⣷⣦⡄⠀⡆⢸⣿⡆⠀⠀⠀⠀⠀⠀⢹⣿⣿⣿⣇⠀⠀⠀⠀⠀⠀⣼⣿⣿⠏⠀⠀⠈⠰⠿ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣶⠀⠀⠀⣿⣿⠀⠀⠀⢀⣀⣤⣤⠀⠀⠀⢸⣿⣿⣿⠀⠀⠞⣡⣾⡟⠀⠀⠈⠛⠛⠛⠲⠀⢸⣿⡇⠀⠀⠀⠀⠀⠀⠈⣿⣿⣿⣿⡄⠀⠀⠀⠀⣼⣿⣿⠟⠀⠀⠀⠀⠁⠈ ⣷⣄⡀⠀⠀⠀⠀⠀⠀⢀⣀⠀⠀⠀⠀⢹⡀⠀⠀⣿⣟⠀⠀⠀⣿⣿⣿⣿⣷⣄⠀⢸⣿⣿⣿⠀⠀⣼⣿⣿⠀⠀⢰⣶⣶⣶⣶⣷⠀⢸⣿⡇⠀⠀⠀⠀⠀⠀⠀⢻⣿⣿⣿⣷⠀⠀⠀⣼⣿⣿⡏⠀⠀⠀⠀⠀⠀⠀ ⣿⣿⣿⡆⠀⠀⠀⠀⠀⣸⣿⣷⡀⠀⠀⢰⣣⠀⢠⣿⡟⠀⠀⠀⣿⣿⣿⣿⣿⣿⣦⣸⣿⣿⣿⠀⣼⢿⣿⣿⣇⠀⠈⢉⣿⣿⣿⠏⠀⢸⡿⠀⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣿⣇⠀⣴⣿⣿⡿⠀⠀⠀⠀⠀⠀⠀⠀ ⠛⠛⠛⠁⠰⣶⣶⣶⣶⣟⠛⣿⣿⡆⠀⠀⣷⡀⢸⣿⣷⠀⠀⢠⣿⣿⣿⡿⣿⣿⣿⣿⣿⣿⣿⠀⣿⡌⠛⢿⣿⣿⣶⣿⣿⠿⠋⠀⠀⢸⣁⣀⠀⠀⠀⠀⠀⠀⠀⠀⠻⣿⣿⣿⣿⣿⣿⣿⣿⠁⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⣤⣟⣿⣿⣿⣿⡆⢿⣿⠓⠀⠰⣿⣷⣾⣿⣿⠀⠀⢸⣿⣿⣿⠁⠘⢿⣿⣿⣿⣿⣿⠀⠙⠛⠛⠛⠉⠉⠉⠁⠀⠀⠀⠀⠀⢸⣿⡿⣦⡀⠀⠀⠀⠀⠀⠀⠀⠹⣿⣿⣿⣿⣿⣿⣯⠀⠀⠀⠀⠀⠀⠀⢀⡠ ⠀⡀⠀⠈⢿⡿⠟⠈⠛⠛⣳⣿⣿⠀⠀⢐⣿⣿⣿⣿⣿⠀⠀⢸⣿⣿⣿⠀⠀⠀⢻⣿⣿⣿⣿⣶⣶⣶⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠟⠂⠀⠀⠀⠀⠀⠀⠀⠀⠀⢿⣿⣿⣿⣿⣿⣿⣿⣿⣾⣶⣾⣶⣦⣿⣿ ⠀⠂⡀⡀⠀⠈⠁⠀⠀⠀⠀⠉⠁⠀⠀⣰⣿⣿⣿⣿⣿⠁⣀⣸⣿⣿⣿⣶⣶⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡟⠛⠛⣿⣿⣿⡿⣿⣿⣛⣇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⢲⣿⣿⣷⠄⠀⢀⠀⠀⠀⠀⠀⠀⣀⣴⣿⣿⣿⣿⣿⣿⡄⠻⣿⣿⣿⣿⣿⣿⣿⣿⡿⠿⢻⣿⣿⠿⣿⣷⣿⣿⣇⣀⣀⣿⣿⣿⣿⣿⣿⣿⣿⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣧⣀⣀⣄⣸⣾⣿⣾⣿⣿⣿⣿⣿⣿⢿⢻⣿⣿⣷⣶⣿⣿⣟⣉⣠⣿⣿⣏⣀⣼⣿⣿⣶⣶⣿⣿⣿⣿⣿⣿⣿⠛⣿⣿⣻⣿⡿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠹⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣾⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⢿⣿⣿⠛⢻⣿⣟⣻⣿⡇⢸⣿⣿⣷⡶⠀⣙⣟⠛⣿⣿⠆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⠀⣙⣃⠀⠸⣿⣿⣿⣿⣿⠟⠻⠟⢠⣿⣟⣿⣧⢸⣿⡟⢿⣿⣆⢸⣿⣷⣶⣿⣆⣽⣿⣿⣿⣷⣶⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⠛⣻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠿⠿⠛⠀⠀⠙⠻⠿⣿⣿⣿⣿⣿⣿⣤⣾⣿⣾⣿⣿⣿⣿⣿⣿⣷⣶⠿⠿⠿⠿⠿⠟⠛⠛⠋⠉⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⠆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠑⠶⣿⣿⣿⠿⠿⠿⠿⠿⠿⠿⠛⠛⠛⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣹⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⡿⠿⠿⣿⠿⠿⡿⠿⣦⠶⢤⠶⣤⠶⡶⢶⠶⢦⠀⢀⡴⠶⠯⣤⠶⠦⡤⠶⢦⡤⠶⠦⣤⠦⡤⢦⣠⠴⠶⢤⠴⠶⣤⠴⠶⢤⡀⡴⠶⠶⡶⠿⠦⢤⠴⢤⠶⢦⠴⠶⡶⠶⢤⣨⠿⠿⢿⠿⢿⠿⢿⠿⠿⡿⠿⢿⣿ ⣿⡇⢸⠤⣼⠀⠶⡇⠀⠁⠀⢸⠀⣿⠀⠃⢸⠀⢸⠓⣾⡇⠰⠀⣿⠀⠶⡇⢠⠘⡇⠀⡆⢸⡀⠃⣼⢹⠀⠰⡆⠀⡆⢸⠀⠐⢀⡷⡇⠀⠆⡀⠀⠆⣸⠀⢸⠀⠘⠀⠀⡇⠰⢾⠿⡆⠀⣾⠀⢻⠀⠘⠀⠀⡇⠰⢾⣿ ⣿⡇⠸⠀⢸⠀⠶⡇⢰⠀⡇⢸⠀⣿⠀⡀⢸⠀⢸⠿⣿⡇⢸⠀⡟⠀⠾⠃⢈⠀⡇⠀⠇⢸⡇⠀⡇⢸⠀⢰⡇⠀⠇⢸⠀⢰⠀⣿⡇⠀⡖⡇⠀⡇⢸⠀⢸⠀⡆⢸⠀⡇⠰⢾⣠⡇⠀⣿⠀⢼⠀⡄⠀⠀⡇⠰⢾⣿ ⠉⠛⠲⢷⠚⠲⠖⠳⠺⠖⠗⡞⡖⠓⠒⠓⠺⣶⣾⣒⡋⠓⠚⠒⢻⠖⠒⠒⠚⠒⠒⠒⠒⠋⠑⠒⠁⠈⠒⠞⠙⠒⠒⠛⠒⠚⠒⠁⠓⠒⠁⠑⠒⠓⠚⠒⠚⠒⠓⠒⠒⠓⠒⠚⠘⣷⣶⣿⡖⠚⠒⠓⠓⢶⣷⣶⠚⠉ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⣿⠂⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣷⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣿⡿⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣛⣟⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢻⣿⣿⣿⡆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣾⣿⠃⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣜⠅⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣀⣀⣀⡀⠀⠀⠀⠀⠀⠀⠀⠈⣿⣿⣿⣷⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣾⣿⡟⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⠥⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⠤⠶⠯⢄⠀⢰⣄⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⣇⠀⠀⠀⠀⠀⠀⠀⠀⣼⣿⣿⠀⠀⠀⠐⣒ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⠀⠀⢸⣷⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣀⣠⣤⠀⠀⠀⣠⠖⣫⣶⣿⣿⣷⣦⡄⠀⡆⢸⣿⡄⠀⠀⠀⠀⠀⠈⣿⣿⣿⣿⡄⠀⠀⠀⠀⠀⠀⣸⣿⣿⡋⠀⠀⠀⠀⠁ ⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠐⠇⠀⣼⣿⠀⠀⠀⢀⣀⣠⣤⠀⠀⠀⢸⣿⣿⣿⠀⠀⠞⣡⣾⡟⠀⠀⠈⠛⠛⠛⠲⠀⢸⣿⡇⠀⠀⠀⠀⠀⠀⢹⣿⣿⣿⣧⠀⠀⠀⠀⠀⣼⣿⣿⠏⠀⠀⠀⠀⠀⠀ ⣿⣦⣀⠀⠀⠀⠀⠀⠀⢀⣄⡀⠀⠀⠀⠀⠰⡇⠀⣿⣿⠀⠀⠀⣿⣿⣿⣿⣷⡄⠀⢸⣿⣿⣿⠀⠀⣼⣿⣿⠀⠀⢰⣶⣶⣶⣶⣷⠀⢸⣿⡇⠀⠀⠀⠀⠀⠀⠈⣿⣿⣿⣿⡆⠀⠀⠀⣼⣿⣿⡏⠀⠀⠀⠀⠀⠀⠀ ⣿⣿⣿⡿⠀⠀⠀⠀⠀⢀⣿⣿⣆⠀⠀⠀⠀⣿⢰⣿⣿⠀⠀⠀⣿⣿⣿⣿⣿⣿⣦⢸⣿⣿⣿⠀⣼⢿⣿⣿⣇⠀⠈⢉⣿⣿⣿⠏⠀⢸⡿⠀⠀⠀⠀⠀⠀⠀⠀⢹⣿⣿⣿⣷⡀⠀⣴⣿⣿⡟⠀⠀⠀⠀⠀⠀⠀⠀ ⠉⠉⠛⠃⠰⣿⣿⣾⣾⣾⡉⢹⣿⣷⠀⠀⠘⣿⣿⣿⣿⠀⠀⠀⣿⣿⣿⡿⣿⣿⣿⣿⣿⣿⣿⠀⣿⡌⠛⢿⣿⣿⣶⣿⣿⠿⠋⠀⠀⢸⣅⣀⠀⠀⠀⠀⠀⠀⠀⠀⢻⣿⣿⣿⣿⣾⣿⣿⣿⠇⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⣠⣿⣿⣿⣿⣿⣷⢸⣿⡟⠀⠀⢰⣿⣿⣿⣿⡄⠀⢠⣿⣿⣿⡇⠘⢿⣿⣿⣿⣿⣿⠀⠙⠛⠛⠛⠉⠉⠉⠁⠀⠀⠀⠀⠀⢸⣿⡿⣦⡀⠀⠀⠀⠀⠀⠀⠀⢻⣿⣿⣿⣿⣿⣿⣿⡁⠀⠀⡀⢀⠀⠀⣀⢠ ⠀⡀⡠⢴⣿⡿⡿⠃⠛⠋⠟⢾⣿⠆⠀⠀⣸⣿⣿⣿⣿⡏⠀⢸⣿⣿⣿⠀⠀⠈⠻⣿⣿⣿⣿⣦⣶⣶⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠟⠊⠁⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣿⣿⣿⣿⣷⣾⣿⣷⣿⣶⣷⣿⣿ ⠂⢺⣍⣼⣿⠉⠐⠁⢃⠀⠈⠈⠁⠀⠀⢀⣾⣿⣿⣿⣿⠅⢀⣸⣿⣿⣿⣶⣶⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡟⠛⠛⣿⣿⣿⣿⣿⣿⣟⣃⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⡀⣼⣿⣿⣏⠀⢀⠀⠀⠀⠀⢀⣠⣤⣤⣾⣿⣿⣿⣿⣿⡅⠻⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⢻⣿⣿⠿⣿⣿⣿⣿⡇⣀⣀⣿⣿⣿⣿⣿⣿⣿⣧⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢹⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣷⣦⣠⣌⣤⣷⣿⣿⣿⣿⣿⣿⣿⣿⣿⢿⣿⣿⣿⣶⣿⣿⣟⣉⣡⣿⣿⣏⣀⣸⣿⣿⣶⣶⣿⣿⣿⣿⣿⣿⣿⠛⣿⣿⣿⣿⡿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣸⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢿⣿⣿⠛⢻⣿⣿⣻⣿⡇⢹⣿⣿⣿⡶⢀⣛⣿⠿⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠀⢂⣃⠀⠀⢿⣿⣿⣿⣿⠟⠻⠟⢀⣾⣟⣿⣧⢸⣿⡟⢿⣿⣆⢸⣿⣷⣶⣾⣌⣿⣿⣿⣿⣷⣶⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⡟⢛⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠿⠿⠟⠂⠀⠙⠻⠿⣿⣿⣿⣿⣿⣿⣦⣾⣿⣾⣿⣿⣿⣿⣿⣿⣷⣶⡿⠿⠿⠿⠿⠿⠻⠛⠛⠙⠉⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢠⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠺⣿⣿⣿⡿⠿⠿⠿⠿⠿⠿⠿⠛⠛⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢽⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⡿⠿⠿⣿⠿⠿⡿⠿⣧⠶⢤⠶⣤⠴⡴⢶⠶⢦⡀⢀⡴⠶⠯⣤⠴⠦⡤⠶⢦⡴⠶⠦⣤⠦⡤⢦⣠⠴⠶⢤⠴⠶⣤⠴⠶⢧⡀⡾⠾⠿⡿⠷⠦⢤⠴⢤⠶⢦⠴⠶⡶⠶⢤⣸⠿⠿⢿⠿⢿⠿⢿⠿⠿⡿⠿⢿⣿ ⣿⡇⢸⣤⣼⠀⠶⡇⠀⠁⠀⢸⠀⣿⠀⠃⢸⠀⢸⠓⣾⡇⠰⠀⣿⠀⠶⡇⢠⠘⡇⠀⡆⢸⡄⠃⣼⢹⠀⠰⡆⠀⡆⢸⠀⠐⢀⡧⡇⠀⠆⡀⠀⠆⣸⠀⢸⠀⠸⠀⠀⡇⠰⢾⢿⡆⠀⣾⠀⣿⠀⠸⠀⠀⡇⠰⢾⣿ ⣿⡇⠸⠀⢸⠀⠶⡇⢰⠀⡇⢸⠀⣿⠀⡀⢸⠀⢸⠿⣿⡇⢸⠀⡿⠀⠾⠃⢈⠀⡇⠀⠇⢸⡇⠀⡇⢸⠀⢰⡇⠀⠇⢸⠀⢰⠀⣿⡇⠀⡖⡇⠀⡇⢸⠀⢸⠀⡆⢸⠀⡇⠰⢾⣼⡇⠀⣿⠀⢿⠀⡄⠀⠀⡇⠰⢾⣿ ⠋⠛⠲⢷⠚⠲⠖⠳⠺⠖⠗⡚⡶⠓⠒⠓⠺⣶⣾⣖⡋⠓⠚⠒⠷⠒⠒⠒⠚⠒⠒⠒⠒⠋⠑⠒⠁⠈⢲⠊⠙⠒⠒⠛⠒⠚⠒⠁⠓⠒⠁⠑⠒⠓⠚⠒⠚⠒⠓⠒⠒⠓⠒⠚⢻⣷⣶⣿⠒⠚⠒⠓⠓⣶⣷⣶⠚⠉ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣻⣿⣿⠂⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠸⣿⣿⣿⣇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢠⣿⡿⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢟⡿⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢿⣿⣿⣿⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣾⣿⠁⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣯⡊⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣀⣀⣀⠀⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣧⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣾⣿⡏⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢰⣿⠅⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⠤⠾⠧⢄⠀⢰⡄⠀⠀⠀⠀⠀⠀⢻⣿⣿⣿⡆⠀⠀⠀⠀⠀⠀⠀⠀⣼⣿⡿⠀⠀⠀⠀⢀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡄⠀⢸⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣀⣠⣤⠀⠀⠀⣠⠖⣫⣶⣿⣿⣷⣦⡄⠀⡆⢸⣿⡄⠀⠀⠀⠀⠀⠸⣿⣿⣿⣿⡀⠀⠀⠀⠀⠀⠀⣼⣿⣿⠃⠀⠀⠀⠀⠀ ⣄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡦⠀⣿⣿⠀⠀⠀⢀⣀⣠⣤⠀⠀⠀⢸⣿⣿⣿⠀⠀⠞⣡⣾⡟⠀⠀⠈⠛⠛⠛⠲⠀⢸⣿⡇⠀⠀⠀⠀⠀⠀⢿⣿⣿⣿⣇⠀⠀⠀⠀⠀⣼⣿⣿⠏⠀⠀⠀⠀⠀⠀ ⣿⣧⣄⡀⠀⠀⠀⠀⠀⠀⣤⣀⠀⠀⠀⠀⠀⣵⡀⣿⣿⠀⠀⠀⣿⣿⣿⣿⣷⡄⠀⢸⣿⣿⣿⠀⠀⣼⣿⣿⠀⠀⢰⣶⣶⣶⣶⣷⠀⢸⣿⠇⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣿⡄⠀⠀⠀⣴⣿⣿⡏⠀⠀⠀⠀⠀⠀⠀ ⣿⣿⣿⣿⠀⠀⠀⠀⠀⠀⣿⣿⣧⡀⠀⠀⠀⢸⣿⣿⣿⠀⠀⠀⣿⣿⣿⣿⣿⣿⣦⢸⣿⣿⣿⠀⣼⢿⣿⣿⣇⠀⠈⢉⣿⣿⣿⠏⠀⢸⡿⠀⠀⠀⠀⠀⠀⠀⠀⢿⣿⣿⣿⣷⡀⠀⣴⣿⣿⡿⠀⠀⠀⠀⠀⠀⠀⠀ ⠉⠉⠛⠋⠀⣿⣿⣿⣿⣿⡏⢩⣿⣿⡀⠀⠀⢸⣿⣿⣿⠀⠀⠀⣿⣿⣿⡿⣿⣿⣿⣿⣿⣿⣿⠀⣿⡌⠛⢿⣿⣿⣶⣿⣿⠿⠋⠀⠀⢸⣁⣀⠀⠀⠀⠀⠀⠀⠀⠈⢿⣿⣿⣿⣿⣼⣿⣿⣿⠇⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⢠⣮⣿⣿⣿⣿⣿⠌⣿⡟⠃⠀⠀⣸⣿⣿⣿⡆⠀⢀⣿⣿⣿⡇⠘⢿⣿⣿⣿⣿⣿⠀⠙⠛⠛⠛⠉⠉⠉⠁⠀⠀⠀⠀⠀⢸⣿⣿⣦⡀⠀⠀⠀⠀⠀⠀⠀⢿⣿⣿⣿⣿⣿⣿⣿⡄⠀⠀⣀⡀⡀⠀⣀⡀ ⡀⠀⠀⠠⣼⣿⣿⡯⠼⡏⢾⣿⣿⡇⠀⠀⠀⣿⣿⣿⣿⠇⠀⢸⣿⣿⣿⠁⠀⠈⠻⣿⣿⣿⣿⣦⣶⣶⣶⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡗⠈⠁⠀⠀⠀⠀⠀⠀⠀⠸⣿⣿⣿⣿⣿⣿⣿⣾⣿⣿⣿⣿⣿⣿⣿⣿ ⠛⢘⣶⣤⣯⡷⢢⡷⢲⡑⠩⠙⠈⠀⠀⠀⢰⣿⣿⣿⣿⡆⢀⣸⣿⣿⣿⣶⣶⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡟⠛⠟⣿⣿⣿⣿⣿⣿⣟⣀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣌⣽⣿⣿⣿⡉⠁⠄⠀⣀⢄⣀⣀⣤⣴⣲⣿⣿⣿⣿⣿⡇⠻⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⢻⣿⣿⠿⣿⣿⣿⣿⡇⣀⣀⣿⣿⣿⣿⣿⣿⣿⣧⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣷⣦⣤⣾⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⢿⣿⣿⣿⣷⣿⣿⣿⣉⣉⣿⣿⣏⣀⣸⣿⣿⣶⣶⣿⣿⣿⣿⣿⣿⣿⠛⣿⣿⣿⣿⡿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⣻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣹⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢿⣿⣿⠛⢻⣿⡿⣻⣿⡇⢹⣿⣿⣿⡶⢀⣛⡿⢿⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠹⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠁⢀⣃⠀⠀⢿⣿⣿⣿⣿⠟⠻⠟⢀⣾⣟⣿⣧⢸⣿⡟⢿⣿⣆⢻⣿⣷⣶⣾⣌⣿⣿⣿⣿⣷⣶⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣽⡟⢛⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⠿⠟⠃⠀⠘⠻⠿⣿⣿⣿⣿⣿⣿⣦⣾⣿⣾⣿⣿⣿⣿⣾⣿⣷⣶⡿⠿⠿⠿⠿⠿⠛⠛⠛⠋⠉⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣠⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠉⠾⣿⣿⣿⡿⠿⠿⠿⠿⠿⠿⠿⠛⠛⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡀⠀⠀⠀⠀⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢽⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⡿⠿⠿⣿⠿⠿⡿⠿⣷⠶⢤⠶⣤⠶⡶⢶⠶⢦⠀⢀⡴⠶⠯⣤⠴⠦⡤⠶⢦⡴⠶⠦⣤⠦⡴⢦⣠⠴⠶⢤⠴⠶⣤⠶⠶⢧⡁⡷⠾⠿⡿⠷⠦⢤⠴⢤⠶⢦⠴⠶⡴⠶⢤⣼⠿⠿⢿⠿⢿⠿⢿⠿⠿⡿⠿⢿⣿ ⣿⡇⢸⣤⣼⠀⠶⡇⠀⠁⠀⢸⠀⣿⠀⠃⢸⠀⢸⠓⣾⡇⠰⠀⣿⠀⠶⡇⢠⠘⡇⠀⡆⢸⡄⠃⣼⢹⠀⠰⡆⠀⡆⢸⠀⠐⢀⡧⡇⠀⠆⡀⠀⠆⣸⠀⢸⠀⠸⠀⠀⡇⠰⢾⢿⡆⠀⣾⠀⣿⠀⠸⠀⠀⡇⠰⢾⣿ ⣿⡇⠸⠀⢸⠀⠶⡇⢸⠀⡇⢸⠀⣿⠀⡀⢸⠀⢸⠿⣿⡇⢸⠀⡿⠀⠾⠃⢈⠀⡇⠀⠇⢸⡇⠀⡇⢸⠀⢰⡇⠀⠇⢸⠀⢰⠀⣿⡇⠀⡖⡇⠀⡇⢸⠀⢸⠀⡆⢸⠀⡇⠰⢾⣾⡇⠀⣿⠀⢿⠀⡄⠀⠀⡇⠰⢾⣿ ⠋⠙⠲⢷⠚⠲⠖⠳⠺⠖⠗⡚⣶⠓⠒⠓⠚⣶⣾⣖⡋⠓⠚⠒⡿⠒⠒⠒⠚⠒⠒⠒⠒⠋⠑⠒⠁⠈⠒⠊⠙⠒⠒⠛⠒⠚⠒⠁⠓⠒⠁⠑⠒⠓⠚⠒⠚⠒⠓⠒⠒⠓⠒⠚⣿⣷⣶⡿⠒⠚⠒⠓⠓⣶⣷⣶⠚⠉ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣻⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢻⣿⣿⣿⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢠⣿⡟⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⣿⠂⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣷⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣾⣿⠁⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡀⠀⣿⣯⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣀⡀⠀⠀⠀⠀⠀⠀⠀⠀⢹⣿⣿⣿⡆⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣾⣿⠇⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠤⣸⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⠤⠶⠦⢄⠀⢠⡀⠀⠀⠀⠀⠀⠈⣿⣿⣿⣷⠀⠀⠀⠀⠀⠀⠀⠀⢀⣾⣿⡿⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣀⣀⣤⠀⠀⠀⣠⠖⣫⣶⣿⣿⣷⣦⡄⠀⡆⢸⣿⡀⠀⠀⠀⠀⠀⢹⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⣼⣿⣿⠃⠀⠀⠀⠀⠀ ⣦⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣽⣿⣿⡀⠀⠀⠀⣀⣀⣄⠀⠀⠀⢸⣿⣿⣿⠀⠀⠞⣡⣾⡟⠀⠀⠈⠛⠛⠛⠲⠀⢸⣿⡇⠀⠀⠀⠀⠀⠘⣿⣿⣿⣿⡀⠀⠀⠀⠀⠀⣼⣿⣿⠇⠀⠀⠀⠀⠀⠀ ⣿⣿⣦⣄⠀⠀⠀⠀⠀⠀⢤⣤⡀⠀⠀⠀⠀⠀⢿⣿⣿⠀⠀⠀⣿⣿⣿⣿⣷⡄⠀⢸⣿⣿⣿⠀⠀⣼⣿⣿⠀⠀⢰⣶⣶⣶⣶⣷⠀⢸⣿⠃⠀⠀⠀⠀⠀⠀⢹⣿⣿⣿⣧⠀⠀⠀⠀⣴⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀ ⣿⣿⣿⣿⡇⢀⣀⣀⠀⠀⣼⣿⣿⣄⠀⠀⠀⠀⣿⣿⣿⠀⠀⠀⣿⣿⣿⣿⣿⣿⣦⢸⣿⣿⣿⠀⣼⢿⣿⣿⣇⠀⠈⢉⣿⣿⣿⠏⠀⢸⡟⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣿⡆⠀⠀⣰⣿⣿⡿⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠈⠙⠋⠀⢻⣿⣿⣿⣿⣧⠀⣿⣿⡇⠀⠀⠀⣿⣿⣿⡄⠀⠀⣿⣿⣿⡿⣿⣿⣿⣿⣿⣿⣿⠀⣿⡌⠛⢿⣿⣿⣶⣿⣿⠿⠋⠀⠀⢸⣁⡀⠀⠀⠀⠀⠀⠀⠀⠈⣿⣿⣿⣿⣶⣾⣿⣿⣿⠃⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⣴⣿⣿⣿⣿⣿⣇⣿⣿⠁⠀⠀⠀⣿⣿⣿⡷⠀⠀⣿⣿⣿⡇⠘⢿⣿⣿⣿⣿⣿⠀⠙⠛⠛⠛⠉⠉⠉⠁⠀⠀⠀⠀⠀⢸⣿⢷⣄⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣿⣿⣿⣿⣿⣀⢀⠀⡠⣄⣀⣀⡴⣀ ⠀⠀⠀⠠⣼⣿⠿⠳⠄⡛⡩⣿⣿⠟⠀⠀⠀⢀⣿⣿⣿⡯⠀⢸⣿⣿⣿⠇⠀⠈⠻⣿⣿⣿⣿⣦⣴⣶⣶⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠗⠉⠁⠀⠀⠀⠀⠀⠀⠀⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⠀⠀⣄⣦⣤⡄⠀⠰⠈⠐⠈⠈⠀⠀⠀⠀⣀⣾⣿⣿⣿⡏⢀⣸⣿⣿⣿⣶⣶⣶⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡟⠻⠿⣿⣿⣿⣿⣿⣿⣿⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⠠⢺⣿⣿⣿⠁⠀⣠⠀⡀⠀⣀⣠⣶⣴⣴⣿⣿⣿⣿⣿⣏⡻⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⢿⣿⣿⢿⣿⣿⣿⣿⡇⢀⣀⣿⣿⣿⣿⣿⣿⣿⣇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣷⣶⣮⣤⣾⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⣿⣿⣿⣉⣉⣿⣿⣏⣀⣸⣿⣿⣴⣶⣿⣿⣿⣿⣿⣿⣿⢛⣿⣿⣿⣿⠏⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣻⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢿⣿⣿⠛⢻⣿⡿⣿⣿⡇⣿⣿⣿⣿⡶⢈⣛⡿⢿⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠃⢀⣋⠀⠀⢿⣿⣿⣿⣿⡟⠻⠟⢀⣾⣟⣿⣧⢸⣿⡟⢿⣿⣄⢿⣿⣷⣶⣶⣈⣿⣿⣿⣿⣷⣆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢈⣿⡟⢻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠿⠿⠃⠀⠘⠻⠿⣿⣿⣿⣿⣿⣿⣦⣼⣿⣼⣿⣻⣿⣿⣾⣿⣷⣶⡿⡿⠿⠿⠿⠿⠟⠛⠛⠛⠋⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡼⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⡷⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠉⠳⢿⣿⣿⣿⣿⣿⣿⠿⠿⠿⠿⠛⠛⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣷⣿⣻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⡿⠿⠿⣿⠿⠿⡿⠿⣷⠶⢤⠶⡤⠶⡶⢶⠶⢦⡀⢀⡴⠶⠯⣤⠴⠦⡤⠶⢦⡤⠶⠦⣤⠦⡤⢦⣠⠴⠶⢤⠴⠶⣤⠶⠾⢯⡉⡷⠿⠾⡿⠷⠦⢤⠴⢤⠶⢦⠴⠶⡴⠶⢤⣿⠿⠿⢿⠿⢿⠿⢿⠿⠿⡿⠿⢿⣿ ⣿⡇⢸⡤⣼⠀⠶⡇⠀⠁⠀⢸⠀⣿⠀⠃⢸⠀⢸⠓⣾⡇⠰⠀⣿⠀⠶⡇⢠⠘⡇⠀⡆⢸⡄⠃⣼⢹⠀⠰⡇⠀⡆⢸⠀⠐⢀⡧⡇⠀⠆⡀⠀⠆⣸⠀⢸⠀⠘⠀⠀⡇⠰⢾⣿⡆⠀⣾⠀⣿⠀⠸⠀⠀⡇⠰⢾⣿ ⣿⡇⠸⠀⢸⠀⠶⡇⢸⠀⡇⢸⠀⣿⠀⡀⢸⠀⢸⠿⣿⡇⢸⠀⣿⠀⠾⠃⢈⠀⡇⠀⠇⢸⡇⠀⡇⢸⠀⢰⡇⠀⠇⢸⠀⢰⠀⣿⡇⠀⡖⡇⠀⡇⢸⠀⢸⠀⡆⢸⠀⡇⠰⢾⣿⡇⠀⣿⠀⢿⠀⡄⠀⠀⡇⠰⢾⣿ ⠛⠙⠲⢷⠚⠲⠖⠳⠺⠖⠗⢚⣶⠓⠒⠓⠚⣶⣾⣖⡋⠓⠚⠒⡟⠒⠒⠒⠚⠒⠒⠒⠒⠋⠑⠒⠁⠘⠒⠚⠙⠒⠒⠛⠒⠚⠒⠁⠓⠒⠁⠑⠒⠓⠚⠒⠚⠒⠓⠒⠒⠓⠒⠺⣿⣷⣶⡟⠒⠚⠒⠓⢳⣶⣷⣶⠚⠉ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢰⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⣿⣿⣿⣷⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣰⣿⠇⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢠⣿⡏⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢈⣿⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢠⣿⣿⠁⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢨⣿⣿⡏⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⠤⠶⠦⢄⠀⢠⡀⠀⠀⠀⠀⠀⢸⣿⣿⣿⣇⠀⠀⠀⠀⠀⠀⠀⠀⢠⣿⣿⠇⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⡇⠀⠀⢀⠀⠀⠀⠀⠀⠀⠀⢀⣀⣤⠀⠀⠀⣠⠖⣫⣶⣿⣿⣷⣦⡄⠀⡆⢸⣷⠀⠀⠀⠀⠀⠀⣿⣿⣿⣿⡄⠀⠀⠀⠀⠀⠀⢀⣾⣿⡟⠀⠀⠀⠀⠀⠀ ⣷⣄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⡆⠀⠀⠀⣄⣀⣀⠀⠀⠀⢸⣿⣿⣿⠀⠀⠞⣡⣾⡟⠀⠀⠈⠛⠛⠛⠲⠀⢸⣿⡆⠀⠀⠀⠀⠀⢸⣿⣿⣿⣷⠀⠀⠀⠀⠀⠀⣾⣿⡿⠁⠀⠀⠀⠀⠀⠀ ⣿⣿⣷⣦⡀⠀⠀⠀⠀⠀⢰⣶⣄⠀⠀⠀⠀⠀⠀⣿⣿⡇⠀⠀⣾⣿⣿⣿⣷⡀⠀⢸⣿⣿⣿⠀⠀⣼⣿⣿⠀⠀⢰⣶⣶⣶⣶⣷⠀⢸⣿⠁⠀⠀⠀⠀⠀⠈⣿⣿⣿⣿⡆⠀⠀⠀⠀⣼⣿⣿⠃⠀⠀⠀⠀⠀⠀⠀ ⠿⢿⣿⣿⡟⠀⣀⣀⣀⣀⠸⣿⣿⣧⡀⠀⠀⠀⠀⣿⣿⡆⠀⠀⣿⣿⣿⣿⣿⣿⣆⢸⣿⣿⣿⠀⣼⢿⣿⣿⣇⠀⠈⢉⣿⣿⣿⠏⠀⢸⡟⠀⠀⠀⠀⠀⠀⠀⠸⣿⣿⣿⣿⡀⠀⠀⣾⣿⣿⡏⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠈⠉⠁⠸⢿⣿⣿⣿⣿⡄⢼⣿⣿⠀⠀⠀⠀⣿⣿⡇⠀⠀⣿⣿⣿⡿⣿⣿⣿⣿⣿⣿⣿⠀⣿⡌⠛⢿⣿⣿⣾⣿⣿⠿⠋⠀⠀⢸⣀⡀⠀⠀⠀⠀⠀⠀⠀⠸⣿⣿⣿⣧⣆⣼⣿⣿⣿⡀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⢤⣌⣻⡿⢿⣿⣇⣸⣿⠁⠀⠀⠀⢸⣿⣿⣧⠂⠀⣿⣿⣿⡇⠘⢿⣿⣿⣿⣿⣿⠀⠙⠛⠛⠛⠉⠉⠉⠁⠀⠀⠀⠀⠀⢸⣿⣷⣄⠀⠀⠀⠀⠀⠀⠀⢻⣿⣿⣿⣿⣿⣿⣿⣿⣂⠀⢀⣀⣀⣀⣀⡐⣒ ⠀⠀⠀⠈⠰⠾⠟⠃⠀⠘⠍⢹⡿⠿⠀⠀⠀⠀⣾⣿⣿⣿⡀⢠⣿⣿⣿⡇⠀⠈⢻⣿⣿⣿⣿⣦⣤⣶⣶⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠖⠉⠁⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⢿⣿⣿⣿⣿⣿⣿⣿⣿⣾⣿⣿⣿⣿ ⠀⠉⣈⢠⣤⡀⠀⠀⠐⠀⠀⠀⠀⠀⠀⠀⠀⢾⣿⣿⣿⣿⢀⣸⣿⣿⣿⣧⣶⣶⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡟⠻⠿⣿⣿⣿⣿⣿⣿⣿⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⣿⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⢀⠐⣾⣿⣿⡇⠀⠀⠀⠀⠀⢀⣠⣴⣶⣶⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⢿⣿⣿⢿⣿⣿⣿⣿⡇⢀⣀⣿⣿⣿⣿⣿⣿⣿⣇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠹⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣷⣶⣤⣼⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⣿⣿⣿⣿⣿⣿⣿⡋⣉⣿⣿⣟⣀⣸⣿⣿⣤⣾⣿⣿⣿⣿⣿⣿⣿⢛⣿⣿⣿⣿⠇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣇⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠛⢻⣿⡿⣿⣿⡇⣿⣿⣽⣿⡧⠈⣛⡿⢿⣿⡷⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⣿⣿⣿⣻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠇⢈⣋⠀⠀⢿⣿⣿⣿⣿⡟⠻⠿⢀⣾⣟⣿⣧⢸⣿⡟⢿⣿⣄⣿⣿⣶⣶⣶⣈⣿⣿⣿⣿⣷⣆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⡿⠟⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠿⠿⠇⠀⠘⢻⠿⣿⣿⣿⣿⣿⣿⣦⣼⣿⣼⣿⣻⣿⣿⣾⣿⣷⣾⡿⡿⠿⠿⠿⠿⠟⠛⠛⠋⠉⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢠⡼⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠉⠻⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠟⠛⠋⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠸⣾⣿⣻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⡿⠿⠿⣿⠿⠿⡿⠿⣿⠶⢦⠶⣤⠦⡶⢶⠶⢦⡀⢀⡴⠶⠯⣥⠴⠦⡤⠶⢤⡤⠶⠦⣤⠦⡤⢦⣠⠴⠶⢤⠴⠶⣤⠶⠾⢯⡁⡷⠷⠿⡾⠷⠦⢤⠴⢦⠶⢦⠴⠶⡴⠶⢦⣷⠿⠿⢿⠿⢿⠿⢿⠿⠿⡿⠿⢿⣿ ⣿⡇⢸⢤⣼⠀⠶⡇⠀⠁⠀⢸⠀⣿⠀⠃⢸⠀⢸⠓⣾⡇⠰⠀⡷⠀⠶⡇⢠⠘⡇⠀⡆⢸⡄⠃⣼⢹⠀⠰⡇⠀⡆⢸⠀⠐⢀⡏⡇⠀⠆⡀⠀⠆⣸⠀⢸⠀⠸⠀⠀⡇⠰⢾⣿⡆⠀⣾⠀⣿⠀⠸⠀⠀⡇⠰⢾⣿ ⣿⡇⠸⠀⢸⠀⠶⡇⢸⠀⡇⢸⠀⣿⠀⡀⢸⠀⢸⠿⣿⡇⢸⠀⣿⠀⠾⠃⢈⠀⡇⠀⠇⢸⡇⠀⡇⢸⠀⢰⡇⠀⠇⢸⠀⢰⠀⣷⡇⠀⡖⡇⠀⡇⢸⠀⢸⠀⡆⢸⠀⡇⠰⢾⣷⡇⠀⣿⠀⢿⠀⡄⠀⠀⡇⠰⢾⣿ ⠟⠛⠲⢷⠚⠲⠖⠳⠺⠖⠗⢺⢲⠓⠒⠓⠚⣶⣾⣖⣋⠓⠚⢲⠖⠒⠒⠒⠚⠒⠒⠒⠒⠋⠑⠒⠁⠘⠒⠚⠉⠒⠒⠛⠒⠚⠒⠁⠓⠒⠁⠑⠒⠓⠚⠒⠚⠒⠓⠒⠒⠓⠒⢺⣿⣷⣶⠛⠒⠚⠒⠓⢷⣶⣷⣶⠚⠈ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⣇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣸⡿⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⣿⣿⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣴⣿⠃⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⠿⠃⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠸⣿⣿⣿⣇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣰⣿⡏⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣿⡿⠀⠀⠂⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⠤⠶⠦⢄⠀⢠⡀⠀⠀⠀⠀⠀⢿⣿⣿⣿⡆⠀⠀⠀⠀⠀⠀⠀⠀⢰⣿⣿⠁⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣀⣠⠀⠀⠀⣠⠖⣫⣶⣿⣿⣷⣦⡄⠈⡆⢸⣷⠀⠀⠀⠀⠀⠘⣿⣿⣿⣧⠀⠀⠀⠀⠀⠀⠀⣠⣿⣿⠇⠀⠀⠀⠀⠀⠀ ⣿⣦⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⡇⠀⠀⠘⣀⣀⣀⠀⠀⠀⢸⣿⣿⣿⠀⠀⠞⣡⣾⡟⠀⠀⠈⠛⠛⠛⠲⠀⢸⣿⠀⠀⠀⠀⠀⠀⢿⣿⣿⣿⡆⠀⠀⠀⠀⠀⢠⣿⣿⣟⠀⠀⠀⠀⠀⠀⠀ ⣿⣿⣿⣶⣄⠀⠀⠀⠀⠀⠐⣷⣦⡀⠀⠀⠀⠀⠀⢸⣿⣏⠀⠀⣼⣿⣿⣿⣷⡀⠀⢸⣿⣿⣿⠀⠀⣼⣿⣿⠀⠀⢰⣶⣶⣶⣶⣷⠀⢸⣿⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⣿⡀⠀⠀⠀⢀⣿⣿⣿⠁⠀⠀⠀⠀⠀⠀⠀ ⠿⣿⣿⣿⣿⠁⣀⣀⣀⣀⣰⡿⢿⣷⣄⠀⠀⠀⠀⣸⣿⣯⠀⠀⣿⣿⣿⣿⣿⣿⣆⢸⣿⣿⣿⠀⣼⢿⣿⣿⣇⠀⠈⢉⣿⣿⣿⠏⠀⢸⡏⠀⠀⠀⠀⠀⠀⠀⢻⣿⣿⣿⣧⠀⠀⠀⣼⣿⣿⡋⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠉⠑⠈⣿⣿⣿⣿⣿⣆⢸⣿⣿⠀⠀⠀⠀⣽⣿⣿⣄⠀⣿⣿⣿⡿⣿⣿⣿⣿⣿⣿⣿⠀⣿⡌⠛⢿⣿⣿⣾⣿⣿⠿⠋⠀⠀⢘⣀⡀⠀⠀⠀⠀⠀⠀⠀⢹⣿⣿⣿⣦⣀⣾⣿⣿⣿⠁⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⣰⣾⣿⣿⣿⣿⣿⣼⣿⡇⠀⠀⠀⢠⣿⣿⣿⣿⠀⣿⣿⣿⡇⠘⢿⣿⣿⣿⣿⣿⠀⠙⠛⠛⠛⠉⠉⠉⠁⠀⠀⠀⠀⠀⢸⣿⣧⣄⠀⠀⠀⠀⠀⠀⠈⣿⣿⣿⣿⣿⣿⣿⣿⣷⣁⠀⠀⠀⢀⣀⣀⣀⣀ ⠀⠀⠠⠐⠾⣿⠛⣟⣏⠮⠭⣽⡟⡿⠇⠀⠀⠀⣽⣿⣿⣿⣿⠀⣿⣿⣿⡇⠀⠈⢻⣿⣿⣿⣿⣤⣤⣶⣶⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠂⠉⠀⠀⠀⠀⠀⠀⠀⢹⣿⣿⡏⢻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⠘⠁⢵⣸⣶⡆⣺⠖⣍⠟⡒⠺⡄⠁⠀⠀⠀⢸⣿⣿⣿⣿⣿⣸⣿⣿⣿⣧⣶⣶⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡟⠿⢿⣿⣿⣿⣿⣿⣿⣿⡀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⠀⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⢆⣰⣾⣿⣿⣷⠀⢐⢀⠀⣶⣀⣖⣴⣶⣶⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⢿⣿⣿⢿⣿⣿⣿⣿⡇⠀⣀⣿⣿⣿⣿⣿⣿⣿⣅⠀⠀⠀⠀⠀⠀⠀⠀⠈⠻⣿⣿⣧⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣷⣮⣷⣿⣿⣿⣿⣿⣿⣿⣿⡿⡿⣿⣿⣿⣿⣿⣿⣿⠋⣉⣿⣿⣟⣀⣸⣿⣿⣤⣼⣿⣿⣿⣿⣿⣿⣿⢛⣿⣿⣿⣿⠏⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠛⢻⣿⡿⢿⣿⡇⣿⣿⣭⣿⡇⠈⣻⡿⢿⣿⡷⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠸⣿⣿⣯⣹⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠇⢈⣛⡀⠀⢿⣿⣿⣿⣿⡿⠻⠿⢀⣾⣟⣿⣧⢸⣿⡟⢿⣿⡄⣿⣿⣶⣶⣶⣘⣿⣿⣿⣿⣷⣆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣹⠿⠿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⠿⠟⠀⠘⠻⠿⣿⣿⣿⣿⣿⣿⣧⣼⣿⣼⣿⣛⣿⣿⣾⣿⣷⣾⣿⡿⠿⠿⠿⠿⠟⠟⠛⠛⠋⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣨⢶⣘⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠻⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡟⠛⠋⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢹⣽⣟⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⡿⠿⠿⣿⠿⠿⡿⠿⣿⠶⢤⠶⣤⠦⡴⢶⠶⢦⡀⢀⡴⠶⠯⣥⠶⠦⡤⠶⢤⡤⠶⠦⣤⠦⡤⢦⣠⠴⠶⢤⠶⠶⣶⠶⠿⢯⡉⡷⠶⠿⡿⠷⠦⢤⠴⢦⠶⢦⠴⠶⡶⠶⢾⣦⠿⠿⢿⠿⢿⠿⢿⠿⠿⡿⠿⢿⣿ ⣿⡇⢸⣤⣼⠀⠶⡇⠀⠁⠀⢸⠀⣿⠀⠃⢸⠀⢸⠓⣾⡇⠰⠀⣿⠀⠶⡇⢠⠘⡇⠀⡆⢸⡄⠃⣼⢹⠀⠰⡆⠀⡆⢸⠀⠐⢀⡏⡇⠀⠂⡀⠀⠆⣸⠀⢸⠀⠸⠀⠀⡇⠰⢾⣿⡆⠀⣾⠀⣿⠀⠸⠀⠀⡇⠰⢾⣿ ⣿⡇⠸⠀⢸⠀⠶⡇⢸⠀⡇⢸⠀⣿⠀⡀⢸⠀⢸⠿⣿⡇⢸⠀⣿⠀⠾⠃⢈⠀⡇⠀⠇⢸⡇⠀⡇⣾⠀⢰⡇⠀⠇⢸⠀⢰⠀⣿⡇⠀⡖⡇⠀⡇⢸⠀⢸⠀⡆⢸⠀⡇⠰⢾⣷⡇⠀⣿⠀⣿⠀⡄⠀⠀⡇⠰⢾⣿ ⠟⠛⠲⢷⠚⠲⠖⠳⠺⠖⠗⢚⢲⠓⠒⠓⠚⢶⣾⣖⣋⠓⠚⢲⠛⠒⠒⠒⠚⠒⠒⠒⠒⠋⠑⠒⠁⠈⠒⠊⠙⠒⠒⠛⠒⠚⠒⠁⠓⠒⠁⠑⠒⠓⠚⠒⠚⠒⠓⠒⠒⠓⠒⣾⣿⣷⡖⠛⠒⠚⠒⠓⣷⣶⣷⣶⠚⠈ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢻⣿⣿⣿⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢠⣿⡇⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣷⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣿⡟⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⣿⣇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢿⣿⣿⣿⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣼⣿⠃⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⣿⣷⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⠤⠶⠦⢄⠀⢀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣷⠀⠀⠀⠀⠀⠀⠀⠀⠀⣼⣿⡟⠀⠀⠀⠀⠀⠀ ⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⡇⠐⠀⠀⠀⠀⠀⠀⠀⠀⠀⣀⣠⠀⠀⠀⣠⠖⣫⣶⣿⣿⣷⣦⡄⠈⡆⢸⣧⠀⠀⠀⠀⠀⢻⣿⣿⣿⡆⠀⠀⠀⠀⠀⠀⠀⣸⣿⣿⠀⠀⠀⠀⠀⠀⠀ ⣿⣷⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢠⣿⣿⣷⠀⢐⡀⣀⣀⠀⠀⠀⢸⣿⣿⣿⠀⠀⠞⣡⣾⡟⠀⠀⠈⠛⠛⠛⠲⠀⢸⣿⠀⠀⠀⠀⠀⠘⣿⣿⣿⣿⡀⠀⠀⠀⠀⠀⣰⣿⣿⡏⠀⠀⠀⠀⠀⠀⠀ ⣿⣿⣿⣷⣦⡀⠀⠀⠀⠀⠀⣿⣶⣄⠀⠀⠀⠀⠀⢸⣿⣿⡧⠀⢸⣿⣿⣿⣷⡀⠀⢸⣿⣿⣿⠀⠀⣼⣿⣿⠀⠀⢰⣶⣶⣶⣶⣷⠀⢸⣿⠀⠀⠀⠀⠀⠀⢻⣿⣿⣿⣧⠀⠀⠀⠀⢰⣿⣿⣿⠁⠀⠀⠀⠀⠀⠀⠀ ⢿⠿⠿⣿⣿⡇⣤⣤⣤⣠⣤⡿⠿⣿⣦⡄⠀⠀⠀⢸⣿⣿⣿⠀⣿⣿⣿⣿⣿⣿⣆⢸⣿⣿⣿⠀⣼⢿⣿⣿⣇⠀⠈⢉⣿⣿⣿⠏⠀⢸⡏⠀⠀⠀⠀⠀⠀⠈⢿⣿⣿⣿⡆⠀⠀⢀⣿⣿⣿⠁⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠈⠐⠀⠿⣿⣿⣿⣿⣷⡀⣿⣿⠇⠀⠀⠀⣸⣿⣿⣿⡀⣿⣿⣿⡿⣿⣿⣿⣿⣿⣿⣿⠀⣿⡌⠛⢿⣿⣿⣾⣿⣿⠿⠋⠀⠀⢘⣀⡀⠀⠀⠀⠀⠀⠀⠀⣿⣿⣿⣿⡄⢀⣾⣿⣿⡟⠀⠀⠀⠀⢀⠀⠀⠀⠀ ⠀⠀⠀⠀⣀⣠⣿⣿⣿⢿⣿⣿⣷⣿⣧⠀⠀⠀⢠⣿⣿⣿⣿⡇⣿⣿⣿⡇⠙⢿⣿⣿⣿⣿⣿⠀⠙⠛⠛⠛⠉⠉⠉⠁⠀⠀⠀⠀⠀⢸⣿⣧⡀⠀⠀⠀⠀⠀⠀⠸⣿⣿⣿⢿⣿⣿⣿⣿⣯⣄⣀⣦⣦⣰⣪⣴⣦⣴ ⠀⢀⠠⣰⣵⣿⡿⠟⢯⠺⢯⡻⣟⢿⠋⠀⠀⠠⣶⣿⣿⣿⣿⡇⣿⣿⣿⡇⠀⠈⢻⣿⣿⣿⣿⣦⣤⣴⣶⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠊⠉⠀⠀⠀⠀⠀⠀⠀⣿⣿⣿⡄⠹⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⠀⠒⣢⣴⣿⣼⢧⣌⢸⡖⣁⠁⠈⢀⠀⠀⠠⣺⣿⣿⣿⣿⣿⣷⣿⣿⣿⣧⣴⣶⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡟⠿⢿⣿⣿⣿⣿⣿⠿⣗⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⣿⣧⠀⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣵⣆⣿⣿⣿⣷⣹⠧⠅⢼⣻⣶⣶⣷⣶⣷⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⢿⣿⣿⣿⣿⣿⣿⣿⡇⠀⢘⣿⣿⣷⣿⣿⣿⣿⣁⠀⠀⠀⠀⠀⠀⠀⠀⠈⣻⣿⣿⣄⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣾⣿⣿⣾⣿⣿⣿⣿⣿⣿⣿⣿⡿⣿⣿⣿⣿⣿⣿⣿⠋⢉⣽⣿⣟⣀⣸⣿⣿⣤⣼⣿⣿⣿⣿⣿⣿⣿⢻⣿⡿⣿⣿⠏⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠹⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⡇⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠛⢻⣿⡿⢿⣿⡇⣿⣿⣭⣿⡇⠘⣻⡿⢿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢿⣿⣿⣎⣹⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡏⠈⣘⡀⠀⠹⣿⣿⣿⣿⡿⠻⠿⢀⣾⣟⣿⣧⢸⣿⡟⢿⣿⡄⣿⣿⣵⣶⣶⣘⣿⣿⣿⣿⣷⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢈⣿⠿⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⠿⠟⠀⠘⠻⠿⣿⣿⣿⣿⣿⣿⣧⣴⣿⣼⣿⣛⣿⣿⣾⣿⣷⣾⣿⣿⠿⡿⠿⠿⠿⠛⠛⠛⠋⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡹⣆⠈⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠻⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡟⠛⠋⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣷⢼⣟⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⡿⠿⠿⣿⠿⠿⡿⠿⣿⠶⢦⠶⣤⠦⡴⢶⠶⢦⡀⢀⡴⠶⠿⣥⠶⠦⡤⠶⢤⡤⠶⠦⣤⠦⡤⢦⣠⠴⠶⢤⠶⠶⣶⠶⠶⢯⡉⡷⠶⠶⡶⠷⠦⢤⠴⢦⠶⢤⠴⠶⡶⠶⢿⣼⠿⠿⢿⠿⣿⠿⢿⠿⠿⡿⠿⢿⣿ ⣿⡇⢸⡤⣼⠀⠶⡇⠀⠁⠀⢸⠀⣿⠀⠃⢸⠀⢸⠓⣾⡇⠰⠀⣿⠀⠶⡇⢠⠘⡇⠀⡆⢸⡄⠃⣼⢹⠀⠰⡆⠀⡆⢸⠀⠐⢀⡟⡇⠀⠆⡀⠀⠆⣸⠀⢸⠀⠘⠀⠀⡇⠰⢾⢿⡆⠀⣾⠀⣿⠀⠸⠀⠀⡇⠰⢾⣿ ⣿⡇⠸⠀⢸⠀⠶⡇⢸⠀⡇⢸⠀⣿⠀⡀⢸⠀⢸⠿⣿⡇⢸⠀⣿⠀⠾⠃⢈⠀⡇⠀⠇⢸⡇⠀⡏⢸⠀⢰⡇⠀⠇⢸⠀⢰⠀⣿⡇⠀⡖⡇⠀⡇⢸⠀⢸⠀⡆⢸⠀⡇⠰⢾⣶⡇⠀⣿⠀⣿⠀⡄⠀⠀⡇⠰⢾⣿ ⠟⠛⠲⢷⠚⠲⠖⠳⠺⠖⠗⢚⢲⠓⠒⠓⠚⢶⣾⣖⣋⠓⠚⢶⠛⠒⠒⠒⠚⠒⠒⠒⠒⠋⠑⠒⠁⠈⠒⠊⠉⠒⠒⠛⠒⠚⠒⠁⠓⠒⠁⠑⠒⠓⠚⠒⠚⠒⠓⠒⠒⠓⠲⣾⣿⣷⠖⠛⠒⠚⠒⠓⣷⣶⣷⣶⠚⠈ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⣿⣿⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣼⡟⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣹⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢹⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢰⣿⠃⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣸⣿⣿⣷⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⣿⣿⣿⣷⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢠⣿⡟⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⣿⣿⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⠤⠶⠦⢄⠀⢀⠀⠀⠀⠀⠀⢹⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⢠⣿⣿⠁⠀⠀⠀⠀⠀⠀ ⣄⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⣿⣿⣷⠀⠀⠀⠀⠀⠀⠀⠀⣀⣀⠀⠀⠀⣠⠖⣫⣶⣿⣿⣷⣦⣄⠀⡆⢸⣧⠀⠀⠀⠀⠈⣿⣿⣿⣿⡀⠀⠀⠀⠀⠀⠀⢠⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀ ⣿⣿⣄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠠⣿⣿⣿⣿⣿⠄⣀⣀⠀⠀⠀⢰⣿⣿⣿⠀⠀⠞⣡⣾⡟⠀⠀⠈⠛⠛⠛⠲⠀⢸⣿⠀⠀⠀⠀⠀⢸⣿⣿⣿⣷⠀⠀⠀⠀⠀⢀⣼⣿⣿⠃⠀⠀⠀⠀⠀⠀⠀ ⣿⣿⣿⣿⣶⣄⠀⠀⠀⠀⠀⢸⣿⣦⠀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⣿⣷⡀⠀⢸⣿⣿⣿⠀⠀⣼⣿⣿⠀⠀⢰⣶⣶⣶⣶⣷⠀⢸⣿⠀⠀⠀⠀⠀⠈⣿⣿⣿⣿⡇⠀⠀⠀⠀⣸⣿⣿⡏⠀⠀⠀⠀⠀⠀⠀⠀ ⢛⢻⠿⣿⣿⣧⣤⣴⣤⣤⣤⡿⠿⣿⣷⡄⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣆⢸⣿⣿⣿⠀⣼⢿⣿⣿⣇⠀⠈⢉⣿⣿⣿⠏⠀⢸⡇⠀⠀⠀⠀⠀⠀⠘⢿⣿⣿⣿⡀⠀⠀⢰⣿⣿⡟⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠉⠀⣻⣿⣿⣿⣿⣿⡄⣿⣿⠇⠀⠀⠀⣸⣿⣿⣿⣿⣿⣿⣿⡿⣿⣿⣿⣿⣿⣿⣿⠀⣿⡌⠛⢿⣿⣿⣶⣿⣿⠿⠋⠀⠀⢘⡀⠀⠀⠀⠀⠀⠀⠀⠸⣿⣿⣿⣧⡀⢴⣿⣿⣿⠏⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠄⢠⣾⣿⣿⣿⣿⣿⣿⣿⣿⠀⠀⠀⢠⣿⣿⣿⣿⣿⣿⣿⣿⡇⠙⢿⣿⣿⣿⣿⣿⠀⠙⠛⠛⠛⠉⠉⠉⠁⠀⠀⠀⠀⠀⢸⣿⣦⡀⠀⠀⠀⠀⠀⠀⢻⣿⣿⡟⠿⣿⣿⣿⣿⣃⡀⢀⣀⣀⣀⣀⣠⣴⣶ ⠀⠀⠀⠀⣴⣾⠟⡿⠋⢪⠋⡍⡻⠿⠟⠀⠀⠀⣹⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠈⢻⣿⣿⣿⣿⣤⣤⣴⣶⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠊⠉⠀⠀⠀⠀⠀⠀⠘⣿⣿⣧⠀⠙⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⠡⢀⠀⣮⣿⣿⡟⢾⣊⣲⠺⢛⠩⡀⠀⠀⠀⢰⣿⣿⣿⣿⣿⣿⣿⣿⣿⣧⣴⣶⣶⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡟⠿⢿⣿⣿⣿⣿⣿⡿⣇⠀⠀⠀⠀⠀⠀⠀⠀⠰⣿⣿⣿⡄⠀⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣒⣖⣿⣿⣿⣯⡏⣪⣛⡿⢰⣬⣷⣶⣶⣶⣶⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⢿⣿⣿⣿⣿⣿⣿⣿⡇⠀⢸⣿⣿⣷⣿⣿⣿⣿⡀⠀⠀⠀⠀⠀⠀⠀⠀⢈⣿⣿⣷⡀⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⣿⣿⣿⣿⣿⣿⣿⠋⢉⣽⣿⣟⣀⣸⣿⣿⣤⣬⣿⣿⣿⣿⣿⣿⣿⢻⣿⡿⢿⣿⠍⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢻⣿⣿⡿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠛⢻⣿⡿⢿⣿⡇⣿⣿⣭⣿⡇⠘⣻⠿⢿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⢿⣿⣿⣄⣙⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡟⠀⣘⡁⠀⠹⣿⣿⣿⣿⡿⠿⠿⢂⣼⣟⣿⣧⢸⣿⡿⣿⣿⡄⣿⣿⣵⣶⣶⣘⣿⣿⣿⣿⣵⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢘⡿⠿⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠿⠿⠀⠀⠛⠿⣿⣿⣿⣿⣿⣿⣧⣴⣿⣾⣿⣛⣿⣿⣾⣿⣷⣾⣿⡿⠿⠿⠿⠿⠟⠛⠛⠛⠛⠋⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢈⡱⡆⠈⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠻⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠛⠋⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡀⠀⠈⠈⠈⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⡇⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⡿⠿⠿⣿⠿⠿⡿⠿⣿⠷⢦⠶⣤⠦⡴⢶⠶⢦⡀⢀⡴⠶⠾⣥⠶⠦⡤⠿⢭⡥⠶⠦⣤⠦⡤⢤⣠⠴⠶⢶⠶⠶⣶⠾⠾⢯⡉⡷⠶⠿⡿⠶⠦⢤⠴⢦⠶⢦⠴⠶⡶⠶⢷⣼⠿⠿⢿⠿⣿⠿⢿⠿⠿⡿⠿⢿⣿ ⣿⡇⢸⣤⣼⠀⠶⡇⠀⠁⠀⢸⠀⣿⠀⠃⢸⠀⢸⠓⣾⡇⠰⠀⣿⠀⠶⡇⢠⠘⡇⠀⡆⢸⡄⠃⣼⢹⠀⠰⡆⠀⡆⢸⠀⠐⢀⡟⡇⠀⠆⡀⠀⠆⣸⠀⢸⠀⠸⠀⠀⡇⠰⢾⢿⡆⠀⣾⠀⣿⠀⠸⠀⠀⡇⠰⢾⣿ ⣿⡇⠸⠀⢸⠀⠶⡇⢸⠀⡇⢸⠀⣿⠀⡀⢸⠀⢸⠿⣿⡇⢸⠀⣿⠀⠾⠃⢈⠀⡇⠀⠇⢸⡇⠀⡏⢸⠀⢰⡇⠀⠇⢸⠀⢰⠀⣿⡇⠀⡖⡇⠀⡇⢸⠀⢸⠀⡆⢸⠀⡇⠰⢾⣶⡇⠀⣿⠀⣿⠀⡄⠀⠀⡇⠰⢾⣿ ⠿⠛⠲⢷⠚⠲⠖⠳⠺⠖⠗⢚⢲⡗⠒⠓⠚⢶⣾⣖⣋⠓⠚⠶⠛⠒⠒⠒⠚⠒⠒⠒⠒⠋⠑⠒⠁⠈⠒⠊⠙⠒⠒⠛⠒⠚⠒⠁⠓⠒⠁⠑⠒⠓⠚⠒⠚⠒⠓⠚⠒⠓⢲⣾⣿⣷⠒⠛⠒⠚⠒⠳⣷⣶⣷⣶⠚⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⣷⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠸⣿⣿⣿⣧⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣾⡇⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢻⣿⣿⣿⡆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣼⣿⠁⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣧⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣸⣿⠇⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣼⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⠤⠶⠦⢄⠀⢀⠀⠀⠀⠀⠀⢹⣿⣿⣿⡄⠀⠀⠀⠀⠀⠀⠀⠀⣰⣿⡿⠀⠀⠀⠀⠀⠀⠀ ⣤⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⣿⣿⣧⠀⠀⠀⠀⠀⠀⠀⠀⣀⣀⠀⠀⠀⣠⠖⣫⣶⣿⣿⣷⣦⣄⠀⡆⢸⣆⠀⠀⠀⠀⠘⣿⣿⣿⣷⠀⠀⠀⠀⠀⠀⠀⢠⣿⣿⠃⠀⠀⠀⠀⠀⠀⠀ ⣿⣿⣦⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣿⣿⣻⣿⣿⡀⢀⣀⠀⠀⠀⢰⣿⣿⣿⠀⠀⠞⣡⣾⡟⠀⠀⠈⠛⠛⠛⠲⠀⢸⣿⠀⠀⠀⠀⠀⢻⣿⣿⣿⣇⠀⠀⠀⠀⠀⢀⣾⣿⡟⠀⠀⠀⠀⠀⠀⠀⠀ ⣿⣿⣿⣿⣷⣄⠀⠀⠀⠀⠀⢸⣿⣶⠀⠀⠀⠀⠀⢸⣿⣿⣼⣿⣿⣿⣿⣿⣷⡀⠀⢸⣿⣿⣿⠀⠀⣼⣿⣿⠀⠀⢰⣶⣶⣶⣶⣷⠀⢸⣿⠀⠀⠀⠀⠀⠘⣿⣿⣿⣿⡄⠀⠀⠀⠀⣾⣿⣿⠇⠀⠀⠀⠀⠀⠀⠀⠀ ⠻⠿⠿⢿⣿⣷⣤⣤⣤⣤⣤⣾⠟⢿⣿⣆⠀⠀⠀⢸⣿⣿⣹⣿⣿⣿⣿⣿⣿⣿⣄⢸⣿⣿⣿⠀⣼⢿⣿⣿⣇⠀⠈⢉⣿⣿⣿⠏⠀⢸⡇⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣷⠀⠀⠀⣸⣿⣿⡟⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠛⠁⢙⣿⣿⣿⣿⣿⣄⢸⣿⡟⠀⠀⠀⣸⣿⣿⣿⣿⣿⣿⣿⡿⣿⣿⣿⣿⣿⣿⣿⠀⣿⡌⠛⢿⣿⣿⣾⣿⣿⠿⠋⠀⠀⢘⡀⠀⠀⠀⠀⠀⠀⠀⢹⣿⣿⣿⣆⠀⣰⣿⣿⣿⠃⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⢀⣾⣿⣿⣿⣿⣿⣿⣿⣿⠁⠀⠀⢀⣿⣿⣿⣿⣿⣿⣿⣿⡇⠙⢿⣿⣿⣿⣿⣿⠀⠙⠛⠛⠛⠉⠉⠉⠁⠀⠀⠀⠀⠀⢸⣿⣤⡀⠀⠀⠀⠀⠀⠀⣿⣿⣿⡟⠻⣿⣿⣿⣿⣥⠀⢀⣀⣀⣀⣀⣀⣤⣤ ⠀⠀⠀⠀⣰⡷⠟⡿⣛⡿⡮⡯⠿⠟⠏⠀⠀⠀⢴⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠈⢻⣿⣿⣿⣿⣤⣤⣤⣶⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⠊⠉⠀⠀⠀⠀⠀⠀⢸⣿⣿⣇⠀⠙⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣀⣀⠂⣰⣾⣷⣷⢚⣫⠵⢐⣠⠁⠀⠀⠀⠀⢰⣿⣿⣿⣿⣿⣿⣿⣿⣿⣧⣤⣶⣶⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠿⢿⣿⣿⣿⣿⣿⠿⣇⠀⠀⠀⠀⠀⠀⠀⠀⠸⣿⣿⣿⡄⠀⢻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣛⣠⣲⣿⣿⣿⣷⣐⡤⡍⢄⣴⣷⣶⣶⣾⣶⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⢿⣿⣿⣿⣿⣿⣿⣿⠅⠀⢸⣿⣿⣷⣿⣿⣿⣿⡀⠀⠀⠀⠀⠀⠀⠀⠀⢙⣿⣿⣷⠀⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⣿⣿⣿⣿⣿⣿⣿⠋⢉⣽⣿⣟⣀⣸⣿⣿⣤⣭⣿⣿⣿⣿⣿⣿⣿⢻⣿⡿⣿⣿⠍⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⢿⣿⣿⡿⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⡇⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠛⢻⣿⡿⢿⣿⡇⣿⣿⣭⣿⡇⠘⣻⠿⢿⣿⡆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣀⣙⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡟⠀⣘⡁⠀⠹⣿⣿⣿⣿⡿⠻⠿⢂⣼⣟⣿⣧⢸⣿⡿⣿⣿⡄⣿⣿⣵⣶⣶⣙⣿⣿⣿⣿⣵⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⡿⠿⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠿⠿⠀⠀⠛⠿⣷⣿⣿⣿⣿⣿⣧⣴⣿⣾⣿⣛⣿⣿⣾⣿⣷⣾⣿⣿⣿⠿⠿⠿⠿⠟⠛⠛⠋⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢈⣷⡄⠈⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠻⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠛⠋⠁⠀⠀⠀⠀⠠⠄⠀⠀⢀⡀⠁⠀⠀⠈⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠸⡇⣿⣻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⡿⠿⠿⣿⠿⠿⡿⠿⣿⠷⢦⠶⣤⠦⡴⢶⠶⢦⡀⢀⡴⠶⠾⣵⠶⠦⡬⠿⢭⡭⠿⠯⣤⠦⡤⢤⣠⠴⠶⢶⠶⠶⣷⠶⠿⢯⡉⡷⠾⠿⡿⠶⠦⢤⠴⢤⠶⢤⠴⠶⡴⠾⢧⣾⠾⠿⢿⠿⢿⠿⢿⠿⠿⡿⠿⢿⣿ ⣿⡇⢸⣤⣼⠀⠶⡇⠀⠁⠀⢸⠀⣿⠀⠃⢸⠀⢸⠓⣾⡇⠰⠀⣿⠀⠶⡇⢠⠘⡇⠀⡆⢸⡄⠃⣼⢹⠀⠰⡆⠀⡆⢸⠀⠐⢀⡟⡇⠀⠆⡀⠀⠆⣸⠀⢸⠀⠸⠀⠀⡇⠰⢾⣿⡆⠀⣾⠀⣿⠀⠸⠀⠀⡇⠰⢾⣿ ⣿⡇⠸⠀⢸⠀⠶⡇⢸⠀⡇⢸⠀⣿⠀⡀⢸⠀⢸⠿⣿⡇⢸⠀⣿⠀⠾⠃⢈⠀⡇⠀⠇⢸⡇⠀⡇⢸⠀⢰⡇⠀⠇⢸⠀⢰⠀⣿⡇⠀⡖⡇⠀⡇⢸⠀⢸⠀⡆⢸⠀⡇⠰⢾⣦⡇⠀⣿⠀⣿⠀⡄⠀⠀⡇⠰⢾⣿ ⡿⠛⠲⢷⠚⠲⠖⠳⠺⠖⠗⠚⢲⡗⠒⠓⠚⢶⣾⣖⣋⠓⠚⠶⠛⠒⠒⠒⠚⠒⠒⠒⠒⠋⠑⠒⠃⠈⠒⠊⠙⠒⠒⠛⠒⠚⠒⠁⠓⠒⠁⠑⠒⠓⠚⠒⠚⠒⠓⠒⠒⠓⢶⣾⣿⣷⠒⠛⠒⠚⠒⠳⣷⣶⣷⣶⠚⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢻⣿⣿⣿⡆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣘⡟⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⣧⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⣿⣿⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⠃⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⣧⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢹⣿⣿⣿⣇⠀⠀⠀⠀⠀⠀⠀⠀⠀⢠⣿⡿⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣼⣿⡟⣿⣯⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⠤⠶⠦⢄⠀⢀⠀⠀⠀⠀⠀⣿⣿⣿⣿⡀⠀⠀⠀⠀⠀⠀⠀⠀⣾⣿⠇⠀⠀⠀⠀⠀⠀⠀ ⣦⣀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⠀⢹⣿⠀⠀⠀⠀⠀⠀⠀⠀⢀⣀⠀⠀⠀⣠⠖⣫⣶⣿⣿⣿⣦⡄⠀⡆⢸⣆⠀⠀⠀⠀⢸⣿⣿⣿⣇⠀⠀⠀⠀⠀⠀⠀⣾⣿⣟⠀⠀⠀⠀⠀⠀⠀⠀ ⣿⣿⣷⡀⠀⠀⠀⠀⠀⠀⠀⠀⡀⠀⠀⠀⠀⠀⠀⠀⣿⣿⠀⢸⣿⡇⢀⣀⠀⠀⠀⢰⣿⣿⣿⠀⠀⠞⣡⣾⡟⠀⠀⠈⠛⠛⠛⠲⠀⢸⣿⠀⠀⠀⠀⠀⣿⣿⣿⣿⡆⠀⠀⠀⠀⠀⣼⣿⣿⠇⠀⠀⠀⠀⠀⠀⠀⠀ ⣿⣿⣿⣿⣿⣦⠀⠀⠀⠀⠀⢸⣿⣿⡄⠀⠀⠀⠀⢸⣿⡏⠀⠈⣿⣿⣿⣿⣷⡀⠀⢸⣿⣿⣿⠀⠀⣼⣿⣿⠀⠀⢰⣶⣶⣶⣶⣷⠀⢸⣿⠀⠀⠀⠀⠀⠹⣿⣿⣿⣷⡀⠀⠀⠀⢸⣿⣿⡿⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠉⠙⠿⠿⣿⡇⣠⣾⣶⣤⣶⣾⠟⢻⣿⣶⠀⠀⠀⢸⣿⡏⠀⢀⣿⣿⣿⣿⣿⣿⣄⢸⣿⣿⣿⠀⣼⢿⣿⣿⣇⠀⠈⢉⣿⣿⣿⠏⠀⢸⠇⠀⠀⠀⠀⠀⠀⠹⣿⣿⣿⣇⠀⠀⢀⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠈⠂⠘⣿⣿⣿⣿⣿⣧⢸⣿⡟⠀⠀⠀⣼⣿⣗⢄⣺⣿⣿⣿⡿⣿⣿⣿⣿⣿⣿⣿⠀⣿⡌⠛⢿⣿⣿⣶⣿⣿⠿⠋⠀⠀⢘⠀⠀⠀⠀⠀⠀⠀⠀⢿⣿⣿⣿⡄⢠⣾⣿⣿⣿⡃⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⣀⣴⣿⣿⣿⠿⣿⣿⣿⣿⡇⠀⠀⠀⣿⣿⣿⣿⣿⣿⣿⣿⡇⠙⢿⣿⣿⣿⣿⣿⠀⠙⠛⠛⠛⠉⠉⠉⠁⠀⠀⠀⠀⠀⢸⣿⣄⡀⠀⠀⠀⠀⠀⠈⣿⣿⣿⠉⠻⣿⣿⣿⣿⣦⣄⣤⣄⣀⣦⣴⣶⣴⣵ ⠀⠀⠀⠄⣠⣻⠛⠛⠙⢃⠀⠀⠘⠛⠛⠁⠀⠀⣴⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠈⢻⣿⣿⣿⣿⣤⣤⣤⣶⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⠉⠉⠀⠀⠀⠀⠀⠀⣿⣿⣿⡄⠀⠘⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⠀⠀⠀⢀⣾⣾⡆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣧⣤⣶⣶⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⠿⢿⣿⣿⣿⣿⣿⠿⣇⠀⠀⠀⠀⠀⠀⠀⠀⢻⣿⣿⣷⠀⠀⢹⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⢀⣀⣤⣾⣿⣿⡗⠀⠀⢀⠀⣰⣠⣤⣶⣶⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⢿⣿⣿⣿⣿⣿⣿⣿⠀⠀⢸⣿⣿⣷⣾⣿⣿⣿⡀⠀⠀⠀⠀⠀⠀⠀⠀⢽⣿⣿⣧⠀⣼⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠛⢉⣽⣿⡟⢀⣸⣿⣿⣤⣭⣿⣿⣿⣿⣿⣿⡿⢻⣿⡿⢿⣿⠍⠁⠀⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⠻⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⡇⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠛⢻⣿⡿⢿⣿⡏⣿⣿⣭⣿⡇⠘⢿⠿⢿⣿⡆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠹⣿⣿⣷⢀⣙⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠀⣙⡃⠀⠸⣿⣿⣿⣿⡿⠿⠿⢂⣼⣟⣿⣧⢸⣿⡿⣿⣿⡀⣿⣿⣭⣶⣶⣙⣿⣿⣿⣿⣤⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣻⠿⠟⢾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠿⠿⠀⠀⠛⡿⣷⣾⣿⣿⣿⣿⣧⣴⣷⣾⣿⣛⣿⣿⣾⣿⣧⣾⣿⣿⠿⠿⠿⠿⠟⠟⠛⠛⠋⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢉⣷⡀⠀⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠻⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠛⠋⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠁⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢹⡌⡯⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⡿⠿⠿⣿⠿⠿⡿⠿⣿⠷⢦⠶⣤⠦⡴⢶⠶⢦⡀⢀⡴⠶⠾⣵⠶⠶⡬⠿⢭⡭⠿⠯⣭⠧⡴⢦⣠⠶⠶⢶⠶⠶⣶⠶⠿⢯⡁⡶⠶⠾⡷⠶⠦⢤⠴⢦⠶⢦⠴⠶⡴⠾⢧⣿⠾⠿⢿⠿⢿⠿⢿⠿⠿⡿⠿⢿⣿ ⣿⡇⢸⣤⣼⠀⠶⡇⠀⠁⠀⢸⠀⣿⠀⠃⢸⠀⢸⠓⣾⡇⠰⠀⣿⠀⠶⡇⢠⠘⡇⠀⡆⢸⡄⠃⣼⢹⠀⠰⡇⠀⡆⢸⠀⠐⢀⡟⡇⠀⠆⡀⠀⠆⣸⠀⢸⠀⠸⠀⠀⡇⠰⢾⣿⡆⠀⣾⠀⣽⠀⠸⠀⠀⡇⠰⢾⣿ ⣿⡇⠸⠀⢸⠀⠶⡇⢸⠀⡇⢸⠀⣿⠀⡀⢸⠀⢸⠿⣿⡇⢸⠀⣿⠀⠾⠃⢈⠀⡇⠀⠇⢸⡇⠀⡇⢸⠀⢰⡇⠀⠇⢸⠀⢰⠀⣿⡇⠀⡖⡇⠀⡇⢸⠀⢸⠀⡆⢸⠀⡇⠰⢾⣬⡇⠀⣿⠀⢿⠀⡄⠀⠀⡇⠰⢾⣿ ⡿⠟⠲⢷⠚⠶⠖⠳⠺⠖⠗⠚⣶⡗⠒⠓⠚⢶⣾⣖⣋⠓⠚⠖⠛⠒⠒⠒⠚⠒⠒⠒⠒⠋⠑⠒⠃⠈⠒⠊⠙⠒⠒⠛⠒⠚⠒⠁⠓⠒⠁⠑⠒⠓⠚⠒⠚⠒⠓⠒⠒⠓⣶⣾⣿⡗⠒⠛⠒⠚⠒⢳⣷⣶⣷⣶⠚⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠸⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⣿⣿⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⡿⠁⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠸⣿⣿⣿⣧⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣞⡇⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢿⣿⣿⣿⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⣴⣿⠁⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⠛⣿⣧⣤⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⠤⠶⠦⢄⠀⢀⠀⠀⠀⠀⠸⣿⣿⣿⣧⠀⠀⠀⠀⠀⠀⠀⠀⢰⣿⡏⠀⠀⠀⠀⠀⠀⠀⠀ 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⣿⣿⣿⣿⣿⣷⠄⠀⠀⠀⠀⠀⣿⣿⣧⠀⠀⠀⠀⢠⣿⣷⠀⠀⢹⣿⣿⣿⣧⡀⠀⢸⣿⣿⣿⠀⠀⣼⣿⣿⠀⠀⢰⣶⣶⣶⣶⣷⠀⢸⡿⠀⠀⠀⠀⠈⢿⣿⣿⣿⡆⠀⠀⠀⢠⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠁⠉⠛⠛⢿⣿⣦⣿⣿⣶⣾⣾⡟⠻⣿⣿⡄⠀⠀⢸⣿⡏⠀⠀⣼⣿⣿⣿⣿⣿⣄⢸⣿⣿⣿⠀⣼⢿⣿⣿⣇⠀⠈⢉⣿⣿⣿⠏⠀⢸⠇⠀⠀⠀⠀⠀⠈⢿⣿⣿⣷⠀⠀⠀⣼⣿⣿⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⢉⣟⣿⣿⣿⣷⡄⣿⡿⠃⠀⠀⣸⣿⣷⠀⠀⣿⣿⣿⡿⣿⣿⣿⣿⣿⣿⣿⠀⣿⡌⠛⢿⣿⣿⣶⣿⣿⠿⠋⠀⠀⠘⡀⠀⠀⠀⠀⠀⠀⠸⣿⣿⣿⣷⣀⣼⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⢀⠀ ⠀⠀⠀⠀⠀⢠⣸⣿⣿⣿⠛⠿⣿⣽⣿⡷⠀⠀⠀⣿⣿⣿⠂⠐⣿⣿⣿⡇⠙⢿⣿⣿⣿⣿⣿⠀⠙⠛⠛⠛⠉⠉⠉⠁⠀⠀⠀⠀⠀⢸⣿⣄⠀⠀⠀⠀⠀⠀⢿⣿⣿⡇⠈⠻⣿⣿⣿⣄⢠⣤⣤⣴⣶⣾⣶⣶⣿⣿ ⠀⠀⠀⠐⠬⠑⠛⠋⠉⠁⠂⠄⠉⠉⠉⠁⠀⠀⣺⣿⣿⣿⣆⢰⣿⣿⣿⡇⠀⠈⢻⣿⣿⣿⣿⣀⣤⣤⣴⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⠍⠁⠀⠀⠀⠀⠀⢸⣿⣿⣧⠀⠀⠈⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⠀⠀⠀⠀⣼⣥⣆⠀⠀⠀⠀⠁⠀⠀⠀⠀⣀⣰⣿⣿⣿⣿⣟⣼⣿⣿⣿⣧⣤⣶⣶⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⠿⢿⣿⣿⣿⣿⣿⡿⢇⠀⠀⠀⠀⠀⠀⠀⠘⢿⣿⣿⣆⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣀⣀⣀⣸⣿⣿⣿⢀⠐⠀⠀⢀⣠⣤⣶⣶⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⢿⣿⣿⣿⣿⣽⣿⣿⠀⠀⢸⣿⣿⣷⣾⣿⣿⣿⡀⠀⠀⠀⠀⠀⠀⠀⠨⣿⣿⣿⡆⠀⣸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣷⣷⣴⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⢿⣿⣿⣿⣿⣿⣿⠛⢉⣿⣿⡟⢀⣸⣿⣿⣤⣭⣿⣿⣿⣿⣿⣿⡟⢻⣿⡿⣿⣿⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⢹⣿⣿⣏⠲⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣼⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⢿⣿⡿⢿⣿⡏⣿⣿⣭⣽⡅⠘⢿⠿⢿⣿⡆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⢿⣿⣿⡇⠀⣉⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠁⣙⡃⠀⠸⣿⣿⣿⣿⡿⠿⠿⠆⣼⡟⣿⣇⢸⣿⡿⣿⣿⡀⣿⣿⣭⣶⣦⣙⣿⣷⣿⣿⣤⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⣿⠿⠓⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⠿⠀⠀⠛⠿⢷⣾⣿⣿⣿⣿⣧⣴⣷⣺⣿⣛⣻⣿⣾⣿⣧⣾⣿⣿⡿⠿⠿⠿⠿⠛⠛⠛⠋⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⣩⣆⠀⠀⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠻⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡟⠋⠁⠀⠀⠀⠀⠠⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣯⢸⡧⢽⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⡿⠿⠿⣿⠿⠿⡿⠿⣿⠷⢦⠶⣤⠦⡴⢶⠶⢦⡀⢀⡴⠶⠾⣿⠶⠶⡼⠿⢯⡽⠿⠯⣭⠧⡴⢦⣠⠶⠶⢶⠶⠶⣶⠶⠶⢮⣁⡶⠶⠾⡶⠶⠦⢤⠴⢦⠶⢦⠴⠶⡶⠿⢾⣧⠾⠿⢿⠿⢿⠿⢿⠿⠿⡿⠿⢿⣿ ⣿⡇⢸⣤⣼⠀⠶⡇⠀⠁⠀⢸⠀⣿⠀⠃⢸⠀⢸⠓⣾⡇⠰⠀⣿⠀⠶⡇⢠⠘⡇⠀⡆⢸⡄⠃⣼⢹⠀⠰⡇⠀⡆⢸⠀⠐⢀⡟⡇⠀⠆⡀⠀⠆⣸⠀⢸⠀⠸⠀⠀⡇⠰⢾⣿⡆⠀⣾⠀⣿⠀⠸⠀⠀⡇⠰⢾⣿ ⣿⡇⠸⠀⢸⠀⠶⡇⢸⠀⡇⢸⠀⣿⠀⡀⢸⠀⢸⠿⣿⡇⢸⠀⣿⠀⠾⠃⢈⠀⡇⠀⠇⢸⡇⠀⡇⢸⠀⢰⡇⠀⠇⢸⠀⢰⠀⣿⡇⠀⡖⡇⠀⡇⢸⠀⢸⠀⡆⢸⠀⡇⠰⢾⣭⡇⠀⣿⠀⢿⠀⡄⠀⠀⡇⠰⢾⣿ ⣿⠟⠲⢷⠚⠶⠖⠳⠺⠖⠗⠚⡖⡗⠒⠓⠚⢲⣾⣖⣋⠓⠚⠖⠛⠒⠒⠒⠚⠒⠒⠒⠒⠋⠑⠒⠁⠘⠒⠊⠙⠒⠒⠛⠒⠚⠒⠁⠓⠒⠁⠑⠒⠓⠚⠒⠚⠒⠓⠚⠒⢳⣶⣾⣿⠑⠒⠛⠒⠚⠒⢷⣷⣶⣷⣶⠚⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢐⣿⣧⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢻⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢰⡂⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢰⣿⣿⠄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⣿⣿⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣿⠅⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⣇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⣾⡿⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⡟⣿⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⠤⠶⠦⢄⠀⠀⠀⠀⠀⠀⣿⣿⣿⣿⡀⠀⠀⠀⠀⠀⠀⠀⣸⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⣷⣤⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣾⣿⠁⢸⣧⠀⠀⠀⠀⠀⠀⠀⠀⠀⣀⠀⠀⠀⣠⠖⣫⣶⣿⣿⣷⣦⡄⠀⡆⢸⡄⠀⠀⠀⠸⣿⣿⣿⣧⠀⠀⠀⠀⠀⠀⢠⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⣿⣿⣿⣦⣀⠀⠀⠀⠀⠀⠀⠀⣤⣀⠀⠀⠀⠀⠀⠀⣿⣿⠀⠀⢿⡄⢠⣀⠀⠀⠀⢰⣿⣿⣿⠀⠀⠞⣡⣾⡟⠀⠀⠈⠛⠟⠛⠲⠀⢸⣧⠀⠀⠀⠀⣿⣿⣿⣿⡆⠀⠀⠀⠀⢀⣿⣿⡗⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⣿⣿⣿⣿⣿⣷⠆⠀⠀⠀⠀⠀⣿⣿⣧⡀⠀⠀⠀⢀⣿⡧⠀⠀⢹⣿⣿⣿⣧⡀⠀⢸⣿⣿⣿⠀⠀⣼⣿⣿⠀⠀⢰⣶⣶⣶⣶⣷⠀⢸⡟⠀⠀⠀⠀⠘⣿⣿⣿⣿⡀⠀⠀⠀⣸⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠁⠉⠙⠛⢿⣿⠢⣾⣷⣶⣶⣿⡏⠉⣿⣿⡆⠀⠀⢸⣿⡗⠀⠀⣼⣿⣿⣿⣿⣿⣄⢸⣿⣿⣿⠀⣼⢿⣿⣿⣇⠀⠈⢉⣿⣿⣿⠏⠀⢸⠇⠀⠀⠀⠀⠀⠘⣿⣿⣿⣇⠀⠀⣰⣿⣿⡏⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⢉⡻⣿⣿⣿⣿⡆⣿⣿⠃⠀⠀⢸⣿⣇⠀⠀⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⣿⡌⠛⢿⣿⣿⣶⣿⣿⠿⠋⠀⠀⠈⠀⠀⠀⠀⠀⠀⠀⢹⣿⣿⣿⠧⣠⣿⣿⣿⣷⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⢰⣿⣿⣿⠟⠻⠿⣿⣿⣿⠀⠀⠀⣿⣿⣿⠀⠀⣿⣿⣿⡇⠙⣿⣿⣿⣿⣿⣿⠀⠙⠛⠛⠛⠉⠉⠉⠁⠀⠀⠀⠀⠀⢸⣿⣄⠀⠀⠀⠀⠀⠀⣿⣿⣿⡀⠈⠻⣿⣿⣧⡀⣤⣤⣆⣐⣦⣕⣶⣦⣬⣶ ⠀⠀⠀⠀⠀⠀⠈⠉⠉⠉⠀⠀⠈⠉⠋⠁⠀⠀⢰⣿⣿⣿⠂⠀⣿⣿⣿⡇⠀⠈⢻⣿⣿⣿⣿⣀⣤⣤⣴⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⠍⠃⠀⠀⠀⠀⠀⢹⣿⣿⣇⠀⠀⠈⢿⣿⣿⣷⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⠀⠀⠀⠀⣸⣤⣄⠀⠀⠀⠀⠀⠁⠀⠀⠀⠀⡀⣾⣿⣿⣿⠖⢈⣿⣿⣿⣧⣤⣴⣶⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⠿⢿⣿⣿⣿⣿⣿⡿⠇⠀⠀⠀⠀⠀⠀⠀⠙⢿⣿⣿⡄⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣀⣀⣠⣺⣿⣿⣿⡂⠀⠀⠀⣀⣴⣤⣴⣶⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⢿⣿⣿⣿⣿⣽⣿⣿⠀⠀⢸⣿⣿⣷⣾⣿⣿⣟⡀⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⡀⠀⣸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣷⣷⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢿⣿⣿⣿⣿⣿⣿⠛⢉⣻⣿⡟⢀⣸⣿⣿⣤⣭⣿⣿⣿⣿⣿⣿⡟⢻⣿⠿⣿⣿⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⢻⣿⣿⣍⠰⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣾⣸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⢿⣿⡿⢿⣿⡏⣿⣿⣭⣿⡅⠘⢿⠿⣿⣷⡆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⣿⣿⣿⠀⠀⣉⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠁⡛⡃⠀⠸⣿⣿⣿⣿⡿⠿⠿⠆⣼⡿⣿⣇⢸⣿⡿⣿⣿⡀⣿⣿⣭⣶⣆⣙⣿⣷⣿⣯⣤⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢘⣿⠿⠃⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⠿⠀⠀⠛⡿⣷⣾⣿⣿⣿⣿⣧⣴⣷⣾⣿⣛⣻⣿⣾⣿⣧⣾⣿⣿⡿⠿⠿⠿⠿⠛⠛⠛⠋⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⣹⡆⠀⠀⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡏⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⠛⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡛⠋⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⣯⢹⠤⢽⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⡿⠿⠿⣿⠿⠿⡿⠿⣿⠷⢤⠶⣤⠦⡴⢶⠶⢦⡀⢀⡴⠶⠾⣿⠶⠶⡽⠿⢯⡽⠿⠿⣽⠷⡴⢶⣠⠶⠶⢶⠶⠶⣶⠶⠾⢦⣉⡶⠶⠾⡶⠶⠦⢤⠴⢦⠶⢦⠴⠶⡶⠿⢾⣧⠼⠿⢿⠿⢿⠿⢿⠿⠿⡿⠿⢿⣿ ⣿⡇⢸⣤⣼⠀⠶⡇⠀⠁⠀⢸⠀⣿⠀⠃⢸⠀⢸⠓⣾⡇⠰⠀⣿⠀⠶⡇⢠⠘⡇⠀⡆⢸⡀⠃⣼⢹⠀⠰⡇⠀⡆⢸⠀⠐⢀⡿⡇⠀⠂⡀⠀⠆⣸⠀⢸⠀⠘⠀⠀⡇⠰⢾⣿⡆⠀⣾⠀⣿⠀⠘⠀⠀⡇⠰⢾⣿ ⣿⡇⠸⠀⢸⠀⠶⡇⢸⠀⡇⢸⠀⣿⠀⡀⢸⠀⢸⠿⣿⡇⢸⠀⣿⠀⠾⠃⢈⠀⡇⠀⠇⢸⡇⠀⡇⢸⠀⢰⡇⠀⠇⢸⠀⢰⠀⣿⡇⠀⡖⡇⠀⡇⢸⠀⢸⠀⡆⢸⠀⡇⠰⢾⣭⡇⠀⣿⠀⢿⠀⡄⠀⠀⡇⠰⢾⣿ ⣿⠟⠲⢷⠚⠲⠖⠳⠺⠖⠗⠚⡖⡗⠒⠓⠚⢲⣾⣖⣋⠓⠚⠖⠛⠒⠒⠒⠚⠒⠒⠒⠒⠋⠑⠒⠁⠘⠒⠊⠙⠒⠒⠛⠒⠚⠒⠁⠓⠒⠁⠑⠒⠓⠚⠒⠚⠒⠓⠒⠒⢳⣶⣾⣿⠑⠒⠛⠒⠚⠒⣷⣷⣶⣷⣶⠚⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢨⣿⣷⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⣿⣿⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢐⡍⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠸⣿⣿⣿⣧⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣾⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⣇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢿⣿⣿⣿⡄⠀⠀⠀⠀⠀⠀⠀⠀⣼⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⠟⣯⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⠤⠶⠦⢄⠀⠀⠀⠀⠀⠈⣿⣿⣿⣷⠀⠀⠀⠀⠀⠀⠀⢠⣿⡟⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⣷⣦⣄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣼⣿⠀⢘⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⣀⠀⠀⠀⣠⠖⣫⣶⣿⣿⣷⣦⡄⠀⡆⢸⡄⠀⠀⠀⢹⣿⣿⣿⣇⠀⠀⠀⠀⠀⢀⣿⣿⠇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⣿⣿⣿⣦⣀⠀⠀⠀⠀⠀⠀⠀⣠⣀⠀⠀⠀⠀⠀⠀⣿⣿⠀⠀⣿⡄⠀⣀⠀⠀⠀⢰⣿⣿⣿⠀⠀⠞⣡⣾⡟⠀⠀⠈⠛⠛⠛⠲⠀⢸⡇⠀⠀⠀⠈⣿⣿⣿⣿⡄⠀⠀⠀⠀⣼⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⣿⣿⣿⣿⣿⣿⠆⠀⠀⠀⠀⠀⣸⣿⣷⡀⠀⠀⠀⢠⣿⡏⠀⠀⢸⣿⣿⣿⣧⡀⠀⢸⣿⣿⣿⠀⠀⣼⣿⣿⠀⠀⢰⣶⣶⣶⣶⣷⠀⢸⡏⠀⠀⠀⠀⠸⣿⣿⣿⣧⠀⠀⠀⢰⣿⣿⡏⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠁⠉⠙⠛⢿⣿⡿⣿⣿⣶⣶⣾⣏⠉⣿⣿⡧⠀⠀⢸⣿⡟⠀⠀⢸⣿⣿⣿⣿⣿⣄⢸⣿⣿⣿⠀⣼⢿⣿⣿⣇⠀⠈⢉⣿⣿⣿⠏⠀⢸⠇⠀⠀⠀⠀⠀⠹⣿⣿⣿⡆⠀⠀⣾⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠈⠉⣹⣿⣿⣿⣿⣿⣦⣹⣿⠁⠀⠀⣸⣿⣷⠀⠀⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⣿⡌⠛⢿⣿⣿⣶⣿⣿⠿⠋⠀⠀⢈⠀⠀⠀⠀⠀⠀⠀⢿⣿⣿⡟⠢⣼⣿⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⣬⣿⣿⣿⡿⢿⣿⣿⣿⣿⠀⠀⠀⣾⣿⣿⠀⠀⣿⣿⣿⡇⠙⣿⣿⣿⣿⣿⣿⠀⠙⠛⠛⠛⠉⠉⠉⠁⠀⠀⠀⠀⠀⢸⣿⣀⠀⠀⠀⠀⠀⠘⣿⣿⣧⠀⠈⠻⣿⣿⡀⠄⡀⠀⣄⡤⢀⣀⣤⣶⣼⣽ ⠂⢀⠀⠐⠔⣤⣿⣟⡛⢹⠻⡠⠻⣛⠛⠉⠀⠀⢰⣿⣿⣿⡀⠀⣿⣿⣿⡇⠀⠈⢻⣿⣿⣿⣿⣀⣠⣤⣴⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡷⠍⠃⠀⠀⠀⠀⠀⣿⣿⣿⡄⠀⠀⠈⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⠁⠄⠀⢀⣮⣾⣭⣀⢞⡂⢌⡯⣣⡘⢀⢀⠀⣸⣿⣿⣿⣿⣇⣸⣿⣿⣿⣧⣤⣴⣶⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⠿⢿⣿⣿⣿⣿⣿⡿⠇⠀⠀⠀⠀⠀⠀⠀⠹⣿⣿⣷⡄⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣀⣰⣤⣺⣿⣿⣿⡧⡷⣧⣴⡶⣴⣾⣷⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⢿⣿⣿⣿⣿⣽⣿⣿⠀⠀⢸⣿⣿⣿⣾⣿⣿⣟⠀⠀⠀⠀⠀⠀⠀⠀⢾⣿⣿⣷⡀⠀⣸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣾⣿⣿⣿⣿⣿⣿⣿⣿⢿⢿⣿⣿⣿⣿⣿⣿⠛⠋⣿⣿⡟⠀⣸⣿⣿⣤⣭⣿⣿⣿⣿⣿⣿⡟⢿⣿⠿⣿⣿⠉⠁⠀⠀⠀⠀⠀⠀⠀⠈⣿⣿⣿⡅⠰⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣺⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⢿⣿⡿⢿⣿⡏⣿⣿⣭⣽⡅⠙⢿⠿⣿⣷⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣯⠀⠀⣉⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠁⠙⡋⠀⠸⣿⣿⣿⣿⡿⠿⠿⠆⣼⡿⣿⣇⢸⣿⡿⣿⣿⡀⣿⣿⣭⣷⣆⣛⣿⣶⣿⣯⣤⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢹⣿⠿⠁⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠿⠂⠀⠛⠿⣷⣾⣿⣿⣿⣿⣧⣴⣶⣺⣿⣟⣻⣿⣾⣿⣧⣼⣿⣷⡿⠿⠿⠿⠿⠛⠛⠛⠋⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⣹⡄⠀⠀⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡯⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠛⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣛⠋⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⡅⢿⠤⢽⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⡿⠿⠿⣿⠿⠿⡿⠿⣿⠷⢤⠶⡤⠦⡴⢶⠶⢦⡀⢀⡴⠶⠾⣿⠶⠶⡾⠿⢿⡿⠿⠿⣽⠷⡶⢶⣠⠶⠶⢶⠶⠶⣶⠶⠶⢧⣠⡶⠶⠶⡶⠶⠦⢤⠴⢦⠶⢦⠴⠶⡶⠷⢾⣤⠾⠿⢿⠿⢿⠿⢿⠿⠿⡿⠿⢿⣿ ⣿⡇⢸⣤⣼⠀⠶⡇⠀⠁⠀⢸⠀⣿⠀⠃⢸⠀⢸⠓⣾⡇⠰⠀⣿⠀⠶⡇⢠⠘⡇⠀⡆⢸⡀⠃⣼⢹⠀⠰⡇⠀⡆⢸⠀⠐⢀⡿⡇⠀⠆⡀⠀⠆⣸⠀⢸⠀⠘⠀⠀⡇⠰⢾⣿⡆⠀⣾⠀⣿⠀⠘⠀⠀⡇⠰⢾⣿ ⣿⡇⠸⠀⢸⠀⠶⡇⢸⠀⡇⢸⠀⣿⠀⡀⢸⠀⢸⠿⣿⡇⢸⠀⣿⠀⠾⠃⢈⠀⡇⠀⠇⢸⡇⠀⡇⢸⠀⢰⡇⠀⠇⢸⠀⢰⠀⣷⡇⠀⡖⡇⠀⡇⢸⠀⢸⠀⡆⢸⠀⡇⠰⢾⡍⡇⠀⣿⠀⢿⠀⡄⠀⠀⡇⠰⢾⣿ ⣿⠟⠲⢷⠚⠲⠖⠳⠺⠖⠗⠚⡖⡗⠒⠓⠚⢲⣾⣖⣋⠓⠚⠒⠛⠒⠒⠒⠚⠒⠒⠒⠒⠋⠑⠒⠁⠈⠒⠊⠙⠒⠒⠛⠒⠚⠒⠁⠓⠒⠁⠑⠒⠓⠚⠒⠚⠒⠓⠒⠒⢳⣶⣾⡇⠑⠒⠛⠒⠚⠒⣷⣷⣶⣷⣶⠚⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢰⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⣿⣿⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣬⡅⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠸⣿⣿⣿⣇⠀⠀⠀⠀⠀⠀⠀⠀⠀⢐⣿⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⣇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢿⣿⣿⣿⡄⠀⠀⠀⠀⠀⠀⠀⢀⣿⡏⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⠟⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⠤⠶⠦⢄⠀⠀⠀⠀⠀⠸⣿⣿⣿⣷⠀⠀⠀⠀⠀⠀⠀⣸⣿⠇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⣿⣦⣄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣺⣿⠀⠸⣇⠀⠀⠀⠠⠀⠀⠀⠀⠀⣀⠀⠀⠀⣠⠖⣫⣶⣿⣿⣷⣦⡄⠀⡆⢸⡄⠀⠀⠀⢻⣿⣿⣿⡆⠀⠀⠀⠀⠀⢠⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⣿⣿⣿⣷⣀⡀⠀⠀⠀⠀⠀⠀⣠⣄⡀⠀⠀⠀⠀⠀⣿⣿⠀⠀⢻⡀⠀⣀⠐⠀⠀⢰⣿⣿⣿⠀⠀⠞⣡⣾⡟⠀⠀⠈⠛⠛⠛⠲⠀⢸⡇⠀⠀⠀⠘⣿⣿⣿⣿⡀⠀⠀⠀⢀⣾⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⣿⣿⣿⣿⣿⣿⡆⠀⠀⠀⠀⠀⣸⣿⣿⣄⠀⠀⠀⠀⣿⡇⠀⠀⢸⣿⣿⣿⣧⡀⠀⢸⣿⣿⣿⠀⠀⣼⣿⣿⠀⠀⢰⣶⣶⣶⣶⣷⠀⢸⡇⠀⠀⠀⠀⠹⣿⣿⣿⣇⠀⠀⠀⣸⣿⣿⠃⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠉⠉⠙⠻⣿⡟⣾⣿⣷⣿⣾⣟⠋⢿⣿⣧⠀⠀⢈⣿⡇⠀⠀⣸⣿⣿⣿⣿⣿⣄⢸⣿⣿⣿⠀⣼⢿⣿⣿⣇⠀⠈⢉⣿⣿⣿⠏⠀⢸⠃⠀⠀⠀⠀⠀⢹⣿⣿⣿⡄⠀⠀⣿⣿⡏⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠈⡙⢿⣿⣿⣿⡦⢸⣿⠁⠀⠀⣸⣿⣯⠀⠀⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠀⣿⡌⠛⢿⣿⣿⣶⣿⣿⠿⠋⠀⠀⠈⠀⠀⠀⠀⠀⠀⠀⢿⣿⣿⡛⠀⣼⣿⣿⡧⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⢰⣿⣿⣿⢛⣿⣻⣿⣿⣿⠀⠀⠀⣾⣿⣿⠀⠀⣿⣿⣿⡇⠙⣿⣿⣿⣿⣿⣿⠀⠙⠛⠛⠛⠉⠉⠉⠁⠀⠀⠀⠀⠀⢸⣿⣀⠀⠀⠀⠀⠀⢸⣿⣿⣇⠀⠈⠻⢿⣷⣀⡀⡠⣀⡀⡀⣀⣤⣼⣤⣦⣶ ⠀⠀⠀⠀⡀⣈⢚⠊⠙⠁⠀⠟⠟⠉⠉⠁⠀⠀⢰⣿⣿⣿⡁⠀⣿⣿⣿⡇⠀⠈⢿⣿⣿⣿⣿⣀⣠⣤⣴⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡷⠍⠁⠀⠀⠀⠀⠀⣿⣿⣿⡄⠀⠀⠈⢻⣶⣷⣿⣾⣿⣾⣿⣿⣿⣿⣿⣿ ⠀⠀⠀⠀⣰⣶⣤⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢠⣿⣿⣿⣿⣇⣰⣿⣿⣿⣧⣤⣴⣶⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⠿⢿⣿⣿⣿⣿⣿⡿⠇⠀⠀⠀⠀⠀⠀⠀⠻⣿⣿⣷⡀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ 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⣿⡿⠿⠿⣿⠿⠿⡿⠿⡿⠿⢦⠶⣤⠦⡴⢶⠶⢦⡀⢀⡴⠶⠾⣿⠾⠶⡿⠿⢿⡿⠿⠿⣿⠷⡶⢶⣰⠶⠶⢶⠶⠶⣶⠶⠶⢧⣠⡶⠶⠶⡶⠶⠦⢤⠴⢤⠶⢦⠴⠶⡾⠷⢿⣤⠾⠿⢿⠿⢿⠿⢿⠿⠿⡿⠿⢿⣿ ⣿⡇⢸⡤⣼⠀⠶⡇⠀⠁⠀⢸⠀⣿⠀⠃⢸⠀⢸⠓⣾⡇⠰⠀⣿⠀⠶⡇⢠⠘⡇⠀⡆⢸⡄⠃⣼⢹⠀⠰⡇⠀⡆⢸⠀⠐⢀⡿⡇⠀⠆⡀⠀⠆⣸⠀⢸⠀⠘⠀⠀⡇⠰⢾⣿⡆⠀⣾⠀⣿⠀⠘⠀⠀⡇⠰⢾⣿ ⣿⡇⠸⠀⢸⠀⠶⡇⢸⠀⡇⢸⠀⣿⠀⡀⢸⠀⢸⠿⣿⡇⢸⠀⣿⠀⠾⠃⢈⠀⡇⠀⠇⢸⡇⠀⡇⢸⠀⢰⡇⠀⠇⢸⠀⢰⠀⣷⡇⠀⡖⡇⠀⡇⢸⠀⢸⠀⡆⢸⠀⡇⠰⢾⡅⡇⠀⣿⠀⢿⠀⡄⠀⠀⡇⠰⢾⣿ ⣿⠟⠲⢷⠚⠲⠖⠳⠺⠖⠗⠚⡖⡗⠒⠓⠚⢲⣾⣖⣋⠓⠚⠒⠛⠒⠒⠒⠚⠒⠒⠒⠒⠋⠑⠒⠁⠈⠒⠊⠉⠒⠒⠛⠒⠚⠒⠁⠓⠒⠁⠑⠒⠓⠚⠒⠚⠒⠓⠒⠒⣷⣶⣾⡇⠑⠒⠛⠒⠚⠒⣷⣷⣶⣷⣶⠚⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣷⠀⠀⠀⠀⠀⠀⠀⠀⠐⡟⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠠⣿⣿⣧⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢹⣿⣿⣿⣆⠀⠀⠀⠀⠀⠀⠀⣸⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢠⣿⡿⢿⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⣿⣿⡀⠀⠀⠀⠀⠀⢀⣾⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢰⣿⠃⠘⠇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⠤⠶⠦⢄⠀⠀⠀⠀⠸⣿⣿⣿⣧⠀⠀⠀⠀⠀⢸⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⣿⣷⣤⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⠀⠀⠐⠀⠀⠀⠀⠀⠀⣤⡀⠀⣀⠀⠀⠀⣠⠖⣫⣶⣿⣿⣷⣦⡄⠀⡆⢰⡄⠀⠀⢿⣿⣿⣿⡆⠀⠀⠀⢀⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⣿⣿⣿⣷⣤⣀⠀⠀⠀⠀⠀⠀⢠⣤⣀⠀⠀⠀⠀⠀⣼⣿⠀⠀⠈⡆⠀⢀⠀⠀⢰⣿⣿⣿⣿⠀⠀⠞⣡⣾⡟⠀⠀⠈⠛⠛⠛⠲⠀⢸⡇⠀⠀⠘⣿⣿⣿⣿⡀⠀⠀⢸⣿⡗⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⢿⣿⣿⣿⣿⣿⡷⠀⠀⠀⠀⠀⢠⣿⣿⣆⡀⠀⠀⠀⣿⣿⠀⠀⢰⣿⣿⣿⣧⡀⠈⢹⣿⣿⣿⠀⠀⣼⣿⣿⠀⠀⢰⣶⣶⣶⣶⣷⠀⢸⡇⠀⠀⠀⠘⣿⣿⣿⣧⠀⠀⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠉⠙⠛⣿⣿⢻⣿⣷⣶⣿⣿⡉⢹⣿⣿⠀⠀⠀⣿⣿⠀⠀⢸⣿⣿⣿⣿⣿⣄⢸⣿⣿⣿⠀⣼⢿⣿⣿⣇⠀⠈⢉⣿⣿⣿⠏⠀⢸⠃⠀⠀⠀⠀⠸⣿⣿⣿⡆⢰⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ 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⣿⡇⠸⠀⢸⠀⠶⡇⢸⠀⡇⢸⠀⣿⠀⡀⢸⠀⢸⠿⣿⡇⢸⠀⣟⠀⠾⠃⢈⠀⡇⠀⠇⢸⡇⠀⡇⢸⠀⢰⡇⠀⠇⢸⠀⢰⠀⣷⡇⠀⡖⡇⠀⡇⢸⠀⢸⠀⡆⢸⠀⡇⠰⢾⡅⡇⠀⣿⠀⣿⠀⡄⠀⠀⡇⠰⢾⣿ ⣿⠟⠲⢷⠚⠲⠖⠳⠺⠖⠗⠚⡖⡗⠒⠓⠚⢲⣾⣖⣋⠓⠚⠒⠛⠒⠒⠒⠚⠒⠒⠒⠒⠋⠑⠒⠁⠈⠒⠊⠙⠒⠒⠛⠒⠚⠒⠁⠓⠒⠁⠑⠒⠓⠚⠒⠚⠒⠓⠒⠒⣷⣶⣾⡇⠑⠒⠛⠒⠚⠲⣷⣷⣶⣷⣶⠚⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⣇⠀⠀⠀⠀⠀⠀⠀⠀⡏⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⢿⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢿⣿⣿⣿⡄⠀⠀⠀⠀⠀⠀⢠⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢐⣿⡇⠈⡁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣷⠀⠀⠀⠀⠀⠀⣼⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⠃⠀⠹⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⠤⠶⠦⢄⠀⠀⠀⠀⢹⣿⣿⣿⣇⠀⠀⠀⠀⢐⣿⠃⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⣿⣷⣤⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⠀⠀⠀⡃⠀⠀⠀⠀⠀⢀⡄⠀⣀⠀⠀⠀⣠⠖⣫⣶⣿⣿⣷⣦⡄⠀⡆⢰⡀⠀⠈⣿⣿⣿⣿⡄⠀⠀⠀⣼⣿⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⣿⣿⣿⣿⣤⣀⠀⠀⠀⠀⠀⠀⠀⣤⣀⠀⠀⠀⠀⠀⣾⣿⠀⠀⠀⢶⠀⠀⠀⠀⠀⣿⣿⣿⣿⠀⠀⠞⣡⣾⡟⠀⠀⠈⠛⠛⠛⠲⠀⢸⡇⠀⠀⠘⣿⣿⣿⣷⠀⠀⢰⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠿⣿⣿⣿⣿⣿⣷⢀⠀⠀⠀⠀⢀⣿⣿⣧⡀⠀⠀⠀⣿⣿⠀⠀⢰⣾⣿⣿⣧⡀⠀⢹⣿⣿⣿⠀⠀⣼⣿⣿⠀⠀⢰⣶⣶⣶⣶⣷⠀⢸⡇⠀⠀⠀⠘⣿⣿⣿⣧⠀⣼⣿⡏⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⢀⠀⠉⠉⠛⣿⣿⣯⣿⣿⣿⣿⣿⡋⠙⣿⣿⠄⠀⢀⣿⣿⠀⠀⢸⣿⣿⣿⣿⣷⣄⢸⣿⣿⣿⠀⣼⢿⣿⣿⣇⠀⠈⢉⣿⣿⣿⠏⠀⢸⠃⠀⠀⠀⠀⢹⣿⣿⣿⣷⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠉⣹⡻⣿⣿⣿⣷⣴⣿⡏⠀⠀⢸⣿⣿⠀⠀⣸⣿⣿⣿⣿⣿⣿⣾⣿⣿⣿⠀⣿⡌⠛⢿⣿⣿⣶⣿⣿⠿⠋⠀⠀⠈⠀⠀⠀⠀⠀⠀⢿⣿⣿⡂⠙⠿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠒⣿⣿⣿⣿⣹⣿⣻⣿⣿⡇⠀⠀⣾⣿⣿⠀⠀⣿⣿⣿⡇⠙⣿⣿⣿⣿⣿⣿⠀⠙⠛⠛⠛⠉⠉⠉⠁⠀⠀⠀⠀⠀⢸⣧⡀⠀⠀⠀⠀⢸⣿⣿⣇⠀⠀⠀⠀⠀⠀⠠⢤⡤⡀⠂⣦⢲⣸⣴⣦⣶⣾ ⠀⠀⠀⠐⠀⡀⠈⠛⠉⠁⠈⠉⠐⠛⠈⠈⠀⠀⢰⣿⣿⣿⡇⠀⣿⣿⣿⡇⠀⠈⢿⣿⣿⣿⣿⣀⣀⣤⣬⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡯⠙⠃⠀⠀⠀⠈⣿⣿⣿⡄⠀⠀⠀⠀⢸⣶⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⠀⠀⠀⠀⢀⣴⣤⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣾⣿⣿⣿⣇⠀⣿⣿⣿⣧⣤⣤⣶⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⠿⣿⣿⣿⣿⣿⣿⣿⠅⠀⠀⠀⠀⠀⠀⠙⢿⣿⣿⡄⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⠀⣠⣠⣤⣾⣿⣿⡇⠀⠠⠀⠀⠀⡀⣶⣶⣶⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢿⣿⣿⣿⣿⣽⣿⣿⠀⠀⢸⣿⣿⣿⣷⣿⣿⣇⠀⠀⠀⠀⠀⠀⠀⢹⣿⣿⡿⠄⠀⠀⣸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⣶⣾⣾⣷⣿⣿⣿⣿⣿⣿⢿⣿⣿⣿⣿⣿⣿⠟⠛⣻⣿⡿⠀⣸⣿⣿⣬⣭⣿⣿⣿⣾⣿⣿⡿⢿⣿⡿⣿⣯⠉⠁⠀⠀⠀⠀⠀⠀⠀⢽⣿⣿⣦⠀⠐⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢸⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⢿⣿⡿⢿⣿⡍⣿⣿⣿⣭⡅⠻⢿⢿⣿⣷⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢿⣿⣿⡀⠀⠀⣈⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠁⠉⠛⠈⠉⣿⣿⣿⣿⣿⠿⠿⠇⣼⡿⣿⣇⢸⣿⡿⣿⣯⡀⣿⣿⣭⣵⣆⣻⣿⣶⣿⣯⣄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠸⣿⡿⠆⠀⢠⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠿⠇⠀⠚⠿⣿⣶⣿⣿⣿⣿⣧⣤⣶⣾⣿⣟⣿⣿⣾⣿⣧⣼⣿⣷⡿⠿⠿⠿⠟⠛⠛⠛⠋⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢙⣧⠀⠀⠀⣻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠛⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣟⠛⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⡌⡇⠀⢽⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⡿⠿⠿⣿⠿⠿⡿⠿⡿⠿⢦⠶⣤⠦⡴⢶⠶⢦⡀⢀⡴⠶⠶⣿⠷⠾⡿⠿⢿⡿⠿⠿⣿⠷⡶⢶⣰⠶⠶⢶⠶⠶⣶⠶⠶⢦⣠⡶⠶⠶⡶⠶⠦⢤⠴⢦⠶⢤⠴⠶⡾⠷⢿⣠⠶⠿⢿⠿⢿⠿⢿⠿⠿⡿⠿⢿⣿ ⣿⡇⢸⣤⣼⠀⠶⡇⠀⠁⠀⢸⠀⣿⠀⠃⢸⠀⢸⠓⣾⡇⠰⠀⣯⠀⠶⡇⢠⠘⡇⠀⡆⢸⡄⠃⣼⢹⠀⠰⡇⠀⡆⢸⠀⠐⢀⡿⡇⠀⠂⡀⠀⠆⣸⠀⢸⠀⠘⠀⠀⡇⠰⢾⣿⡆⠀⣾⠀⣿⠀⠸⠀⠀⡇⠰⢾⣿ ⣿⡇⠸⠀⢸⠀⠶⡇⢸⠀⡇⢸⠀⣿⠀⡀⢸⠀⢸⠿⣿⡇⢸⠀⣿⠀⠾⠃⢈⠀⡇⠀⠇⢸⡇⠀⡇⢸⠀⢰⡇⠀⠇⢸⠀⢰⠀⣷⡇⠀⡖⡇⠀⡇⢸⠀⢸⠀⡆⢸⠀⡇⠰⢾⡅⡇⠀⣿⠀⣿⠀⡄⠀⠀⡇⠰⢾⣿ ⣿⠿⠲⢷⠚⠲⠖⠳⠺⠖⠗⠚⡒⡗⠒⠓⠚⢲⣾⣶⣋⠓⠚⠒⠛⠒⠒⠒⠚⠒⠒⠒⠒⠋⠑⠒⠁⠈⠒⠊⠙⠒⠒⠛⠒⠚⠒⠁⠓⠒⠁⠑⠒⠓⠚⠒⠚⠒⠓⠒⠒⣷⣶⣾⡇⠑⠒⠛⠒⠚⠲⣷⣷⣶⣷⣶⠚⠀ 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⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢺⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⢿⣿⡿⢿⣿⡍⣿⣿⣿⣭⡅⠻⠿⠿⣿⣷⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⢿⣿⣧⠀⠀⠀⣈⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠁⠉⠋⠈⠉⢿⣿⣿⣿⡿⠿⠿⠇⣸⡿⣿⣇⢸⣿⡿⣿⣯⡀⣿⣿⣭⣷⣆⣻⣿⣶⣿⣯⣄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠺⣿⡿⠆⠀⢠⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠿⠇⠀⠘⠿⣿⣶⣿⣿⣿⣿⣧⣤⣶⣾⣿⣟⣿⣿⣾⣿⣧⣼⣿⣷⡿⠿⠿⠿⠟⠛⠻⠛⠉⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢙⣦⠀⠀⠀⣻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠛⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢟⠛⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⡌⡇⠀⢽⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⡿⠿⠿⣿⠿⠿⡿⠿⣿⠿⢦⠶⣤⠦⡴⢶⠶⢦⡀⢀⡴⠶⠶⣿⠷⠾⡿⠿⢿⡿⠿⠿⣿⠷⡶⢶⣰⠶⠶⢶⠶⠶⣶⠶⠶⢦⣠⡶⠶⠶⡶⠶⠦⢤⠴⢤⠶⢤⠴⠶⡾⠷⢷⣠⠶⠿⢿⠿⣿⠿⢿⠿⠿⡿⠿⢿⣿ ⣿⡇⢸⣤⣼⠀⠶⡇⠀⠁⠀⢸⠀⣿⠀⠃⢸⠀⢸⠓⣾⡇⠰⠀⣿⠀⠶⡇⢠⠘⡇⠀⡆⢸⡄⠃⣼⢹⠀⠰⡇⠀⡆⢸⠀⠐⢀⡿⡇⠀⠆⡀⠀⠆⣸⠀⢸⠀⠘⠀⠀⡇⠰⢾⣿⡆⠀⣾⠀⣿⠀⠘⠀⠀⡇⠰⢾⣿ ⣿⡇⠸⠀⢸⠀⠶⡇⢸⠀⡇⢸⠀⣿⠀⡀⢸⠀⢸⠿⣿⡇⢸⠀⣯⠀⠾⠃⢈⠀⡇⠀⠇⢸⡇⠀⡇⢸⠀⢰⡇⠀⠇⢸⠀⢰⠀⣷⡇⠀⡖⡇⠀⡇⢸⠀⢸⠀⡆⢸⠀⡇⠰⢾⡅⡇⠀⣿⠀⣿⠀⡄⠀⠀⡇⠰⢾⣿ ⣿⠿⠲⢷⠚⠲⠖⠳⠺⠖⠗⠚⡒⡗⠒⠓⠚⢲⣾⣶⣋⠓⠺⠒⠛⠒⠒⠒⠚⠒⠒⠒⠒⠋⠑⠒⠁⠈⠒⠊⠙⠒⠒⠛⠒⠚⠒⠁⠓⠒⠁⠑⠒⠓⠚⠒⠚⠒⠓⠒⠒⣷⣶⣾⡇⠑⠒⠛⠒⠚⠲⣷⣷⣶⣷⣶⠚⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⡏⠀⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣿⡀⠀⠀⠀⠀⠀⢀⡅⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠹⣿⣿⣿⣇⠀⠀⠀⠀⠀⣸⡃⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢠⣿⠇⠀⠀⠠⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢻⣿⣿⣿⡄⠀⠀⠀⠀⣬⠄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⠤⠶⠦⢄⠀⠀⠀⠘⣿⣿⣿⣿⠀⠀⠀⢀⣿⠇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ 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⠿⣿⣿⣿⣿⣿⣿⡄⠀⠀⠀⠀⠀⣿⣿⣧⣀⠀⠀⠀⣿⡿⠀⠀⢰⣶⣿⣿⣧⡀⠀⢸⣿⣿⣿⠀⠀⣼⣿⣿⠀⠀⢰⣶⣶⣶⣶⣷⠀⢸⡇⠀⠀⠀⢿⣿⣿⣿⣿⣿⠂⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠉⠉⠛⣿⣿⢶⣿⣿⣷⣿⣿⡏⠉⣿⣿⡆⠀⠀⣿⣿⠀⠀⢸⣿⣿⣿⣿⣷⣄⢸⣿⣿⣿⠀⣼⢿⣿⣿⣇⠀⠈⢉⣿⣿⣿⠏⠀⢸⠃⠀⠀⠀⠈⣿⣿⣿⡿⢿⡆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⢀⣛⣹⣿⣿⣿⣿⣤⣿⣟⠀⠀⢠⣿⣷⠀⠀⢸⣿⣿⣿⣿⣿⣿⣾⣿⣿⣿⠀⣿⡌⠛⢿⣿⣿⣶⣿⣿⠿⠋⠀⠀⠈⠀⠀⠀⠀⠀⢸⣿⣿⣇⠀⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⣾⣿⣿⣿⢽⢿⣿⣿⣿⡿⠀⠀⣾⣿⣿⠀⠀⣿⣿⣿⡇⠙⣿⣿⣿⣿⣿⣿⠀⠙⠛⠛⠛⠉⠉⠉⠁⠀⠀⠀⠀⠀⢸⣧⡀⠀⠀⠀⠀⣿⣿⣿⡄⠀⠀⠀⠀⠀⠀⠀⠀⠂⢀⠄⡤⢀⣄⣖⣶⣮⣴ ⠀⠀⠀⠀⠀⠀⠀⠛⠙⠉⠀⠈⢘⠉⠋⠉⠀⠀⢴⣿⣿⣿⡄⠀⣿⣿⣿⡇⠀⠈⢿⣿⣿⣿⣿⣀⣀⣤⣬⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡯⠙⠃⠀⠀⠀⢻⣿⣿⣷⡀⠀⠀⠀⠀⢰⣴⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⠀⠀⠀⠀⠀⣤⣤⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⣿⣿⡇⠀⣿⣿⣿⣧⣤⣤⣶⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⠿⣿⣿⣿⣿⣿⣿⣿⠅⠀⠀⠀⠀⠀⠀⢙⣿⣿⣧⡀⠀⠀⠀⠸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⡀⣀⣤⣤⣸⣿⣿⣿⣠⢀⠄⠀⢀⣄⣶⣶⣶⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢿⣿⣿⣿⣿⣽⣿⣿⠀⠀⢸⣿⣿⣿⣷⣿⣿⣇⠀⠀⠀⠀⠀⠀⠈⢿⣿⣿⡷⠄⠀⠀⣸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣾⣿⣿⣿⣿⣿⣿⣿⣿⣷⣾⣶⣿⣿⣿⣿⣿⣿⣿⣿⢿⣿⣿⣿⣿⣿⣿⠟⠛⣻⣿⡿⠀⢸⣿⣿⣬⣭⣿⣿⣿⣶⣿⣿⡿⢿⣿⡿⣿⣯⠉⠁⠀⠀⠀⠀⠀⠀⠈⣿⣿⣿⡄⠀⠐⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢹⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⢿⣿⡿⢿⣿⡍⣿⣿⣿⣭⡅⠻⠿⢿⣿⣷⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣧⠀⠀⠀⣈⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠉⠉⡋⠀⠉⢿⣿⣿⣿⣿⠿⠿⠇⣼⡿⣿⣆⢸⣿⡿⣿⣯⡀⣿⣿⣭⣵⣆⣻⣿⣶⣿⣯⣄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠾⣿⡿⠆⠀⢠⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠿⠇⠀⠘⠿⣿⣶⣿⣿⣿⣿⣧⣤⣶⣾⣿⣟⣿⣿⣾⣿⣧⣼⣿⣷⡿⠿⠿⠿⠟⠛⠻⠛⠉⠉⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢙⣦⠀⠀⠀⣻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠁⠀⠀⠀⠀⠀⠀⠀⠀⠈⠛⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣟⠛⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢪⡈⡇⠀⢽⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⡿⠿⠿⣿⠿⠿⡿⠿⡿⠿⢦⠶⣤⠦⡴⢶⠶⢦⡀⢠⡴⠶⠾⣿⠶⠶⡿⠿⢿⡿⠿⠿⣿⠷⡶⢶⣰⠶⠶⢶⠶⠶⣶⠶⠶⢦⣠⡶⠶⠶⡶⠶⠦⢤⠴⢦⠶⢤⠴⠶⡾⠷⢧⣠⠶⠿⢿⠿⢿⠿⢿⠿⠿⡿⠿⢿⣿ ⣿⡇⢸⣤⣼⠀⠶⡇⠀⠁⠀⢸⠀⣿⠀⠃⢸⠀⢸⠓⣾⡇⠰⠀⣿⠀⠶⡇⢠⠘⡇⠀⡆⢸⡄⠃⣼⢹⠀⠰⡇⠀⡆⢸⠀⠐⢀⡿⡇⠀⠂⡀⠀⠆⣸⠀⢸⠀⠸⠀⠀⡇⠰⢾⣿⡆⠀⣾⠀⣿⠀⠸⠀⠀⡇⠰⢾⣿ ⣿⡇⠸⠀⢸⠀⠶⡇⢸⠀⡇⢸⠀⣿⠀⡀⢸⠀⢸⠿⣿⡇⢸⠀⣿⠀⠾⠃⢈⠀⡇⠀⠇⢸⡇⠀⡇⢸⠀⢰⡇⠀⠇⢸⠀⢰⠀⣷⡇⠀⡖⡇⠀⡇⢸⠀⢸⠀⡆⢸⠀⡇⠰⢾⡅⡇⠀⣿⠀⣿⠀⡄⠀⠀⡇⠰⢾⣿ ⣿⠿⠲⢷⠚⠲⠖⠳⠺⠖⠗⠚⡒⡗⠒⠓⠚⢲⣾⣶⣋⠓⠺⠒⠛⠒⠒⠒⠚⠒⠒⠒⠒⠋⠑⠒⠁⠈⠒⠊⠙⠒⠒⠛⠒⠚⠒⠁⠓⠒⠁⠑⠒⠓⠚⠒⠚⠒⠓⠒⠒⣷⣶⣾⠁⠑⠒⠛⠒⠚⠲⣷⣷⣶⣷⣶⠚⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣻⠅⠀⠀⠀⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢻⣿⣿⣿⡇⠀⠀⠀⠀⠀⡍⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⡁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢿⣿⣿⣿⡄⠀⠀⠀⠀⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢠⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣧⠀⠀⠀⢀⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⠀⠀⠀⠀⠀⠄⠀⠀⠀⠀⠀⢀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⠤⠶⠦⢄⠀⠀⠀⢻⣿⣿⣿⣇⠀⠀⣴⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⣿⣿⣦⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⠮⣀⠀⠀⠀⣠⠖⣫⣶⣿⣿⣷⣦⡄⠀⡆⢰⡀⠀⢿⣿⣿⣿⣆⢀⣿⣏⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⣿⣿⣿⣿⣦⣄⠀⠀⠀⠀⠀⠀⠀⣤⣄⠀⠀⠀⠀⠀⣾⣿⠀⠀⠀⠀⠀⢀⠄⠀⠀⢺⣿⣿⣿⠀⠀⠞⣡⣾⡟⠀⠀⠈⠛⠛⠛⠲⠀⢸⡇⠀⠈⢿⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠿⢿⣿⣿⣿⣿⣿⡆⡀⠀⠀⠀⠀⣿⣿⣷⣀⠀⠀⠀⣿⣿⠀⠀⢰⣶⣿⣿⣧⡀⠀⢸⣿⣿⣿⠀⠀⣼⣿⣿⠀⠀⢰⣶⣶⣶⣶⣷⠀⢸⡇⠀⠀⠈⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠈⠉⠉⠛⢻⣿⢵⣿⣿⣿⣿⣿⣏⠉⣿⣿⡇⠀⠀⣿⣿⠀⠀⢸⣿⣿⣿⣿⣷⣄⢸⣿⣿⣿⠀⣼⢿⣿⣿⣇⠀⠈⢉⣿⣿⣿⠏⠀⢸⠃⠀⠀⠀⠘⣿⣿⣿⡿⠇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ 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⣿⡇⠸⠀⢸⠀⠶⡇⢸⠀⡇⢸⠀⣿⠀⡀⢸⠀⢸⠿⣿⡇⢸⠀⣿⠀⠾⠃⢈⠀⡇⠀⠇⢸⡇⠀⡇⢸⠀⢰⡇⠀⠇⢸⠀⢰⠀⣷⡇⠀⡖⡇⠀⡇⢸⠀⢸⠀⡆⢸⠀⡇⠰⢾⡅⡇⠀⣿⠀⣿⠀⡄⠀⠀⡇⠰⢾⣿ ⣿⠿⠲⢷⠚⠲⠖⠳⠺⠖⠗⠚⡒⡷⠒⠓⠚⢲⣾⣶⣋⠓⠺⠒⠛⠒⠒⠒⠚⠒⠒⠒⠒⠋⠑⠒⠁⠈⠒⠊⠙⠒⠒⠛⠒⠚⠒⠁⠓⠒⠁⠑⠒⠓⠚⠒⠚⠒⠓⠒⠒⣷⣶⣾⠁⠑⠒⠛⠒⠚⠲⣷⣷⣶⣷⣶⠚⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⡃⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢿⣿⣿⣿⡄⠀⠀⠀⠀⢨⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣷⡀⠀⠀⠀⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠸⣿⣿⣿⣧⠀⠀⠀⡴⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠠⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⠤⠶⠦⢄⠀⠀⠀⢻⣿⣿⣿⣆⠀⢨⣵⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⣿⣷⣦⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⠀⠀⠀⠀⠀⠀⠂⠀⠀⠀⢀⡆⣀⠀⠀⠀⣠⠖⣫⣶⣿⣿⣷⣦⡄⠀⡆⢰⡀⠀⢿⣿⣿⣿⣦⣽⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⣿⣿⣿⣿⣦⣀⠀⠀⠀⠀⠀⠀⠀⣤⣄⡀⠀⠀⠀⠀⣾⣿⠀⠀⠀⠀⠀⠀⢸⠀⠀⢾⣿⣿⣿⠀⠀⠞⣡⣾⡟⠀⠀⠈⠛⠛⠛⠲⠀⢸⡇⠀⠈⢿⣿⣿⣿⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠿⢿⣿⣿⣿⣿⣿⠆⢀⠀⠀⠀⠀⣾⣿⣷⣀⠀⠀⠀⣿⣿⠀⠀⢰⣶⣿⣿⣧⡀⠀⢸⣿⣿⣿⠀⠀⣼⣿⣿⠀⠀⢰⣶⣶⣶⣶⣷⠀⢸⡇⠀⠀⠘⣿⣿⣿⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⡀⠀⠈⠉⠛⢻⣿⡶⣿⣿⣿⣿⣿⣟⠉⣿⣿⡇⠀⠀⣿⣿⠀⠀⢸⣿⣿⣿⣿⣷⣄⢸⣿⣿⣿⠀⣼⢿⣿⣿⣇⠀⠈⢉⣿⣿⣿⠏⠀⢸⠃⠀⠀⠀⠸⣿⣿⣿⠻⠄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠁⣘⣽⣿⣿⣿⣿⣆⣿⣿⠀⠀⢰⣿⣿⠀⠀⢸⣿⣿⣿⣿⣿⣿⣾⣿⣿⣿⠀⣿⡌⠛⢿⣿⣿⣶⣿⣿⠿⠋⠀⠀⠈⠀⠀⠀⠀⠀⢹⣿⣿⡆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⣻⣿⣿⣿⢿⢿⣿⣿⣿⡿⠀⠀⣾⣿⣿⡀⠀⣾⣿⣿⡇⠙⣿⣿⣿⣿⣿⣿⠀⠙⠛⠛⠛⠉⠉⠉⠁⠀⠀⠀⠀⠀⢸⣧⡀⠀⠀⠀⠘⣿⣿⣿⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⡀⣴⣴⣴⣦⣷⣷⣿ ⠀⠀⠀⠀⠀⢄⢌⠋⠉⠁⠈⠉⠫⠚⠛⠉⠀⠀⢠⣿⣿⣿⡧⠀⣿⣿⣿⡇⠀⠈⢿⣿⣿⣿⣿⣀⣀⣤⣬⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡯⠙⠃⠀⠀⠐⢿⣿⣿⣧⠀⠀⠀⠀⠀⢰⣶⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⠀⠀⠀⠀⢀⣶⣶⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⣰⣾⣿⣿⣿⡿⠀⣿⣿⣿⣇⣤⣤⣶⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⠿⣿⣿⣿⣿⣿⣿⣿⠅⠀⠀⠀⠀⠀⠀⢹⣿⣿⣧⠀⠀⠀⠀⠘⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⢀⣀⣠⣤⣘⣿⣿⣯⡀⠀⠀⠀⣀⣀⣴⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢿⣿⣿⣿⣿⣽⣿⣿⠀⠀⢸⣿⣿⣿⣷⣿⣿⣇⠀⠀⠀⠀⠀⠀⠈⢿⣿⣿⡃⠀⠀⠀⣸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⣾⣿⣿⣿⣿⣿⣿⣿⣿⢿⣿⣿⣿⣿⣿⣿⠟⠛⣻⣿⡿⠀⢸⣿⣿⣬⣭⣿⣿⣿⣶⣿⣿⡿⢿⣿⣿⣿⣯⠉⠁⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⡀⠀⠐⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢻⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⢿⣿⡿⢿⣿⡍⣿⣿⣿⣭⡁⠻⠿⢿⣿⣷⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣧⠀⠀⠀⣈⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠋⠉⠋⠈⠉⣿⣿⣿⣿⣿⠿⠿⠇⣼⡿⣿⣇⢸⣿⡿⣿⣯⡀⣿⣿⣭⣵⣆⣻⣿⣶⣿⣯⣄⠀⠀⠀⠀⠀⠀⠀⠀⠀⢾⣿⡿⠀⠀⢠⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⠇⠀⠘⠿⣿⣶⣿⣿⣿⣿⣧⣤⣶⣾⣿⣿⣻⣿⣾⣿⣧⣼⣿⣷⡿⠿⠿⠿⠟⠛⠟⠛⠋⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢙⣧⠀⠀⠀⣻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠁⠀⠀⠀⠀⠀⠀⠀⠀⠈⠛⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣟⠛⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢪⢸⡇⠀⢽⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⡿⠿⠿⣿⠿⠿⡿⠿⡿⠿⢦⠶⡤⠦⡴⢶⠶⢦⡀⢀⡴⠶⠶⣿⠶⠾⡿⠿⢿⡿⠿⠿⣿⠷⡶⢶⣴⠶⠶⢶⠶⠶⣶⠶⠶⢮⣠⡶⠶⠶⡶⠶⠦⢤⠶⢤⠶⢦⠴⠶⡾⠶⢧⣠⠾⠿⢿⠿⢿⠿⢿⠿⠿⡿⠿⢿⣿ ⣿⡇⢸⣤⣼⠀⠶⡇⠀⠁⠀⢸⠀⣿⠀⠃⢸⠀⢸⠓⣾⡇⠰⠀⣿⠀⠶⡇⢠⠘⡇⠀⡆⢸⡀⠃⣼⢹⠀⠰⡇⠀⡆⢸⠀⠐⢀⡿⡇⠀⠂⡀⠀⠆⣸⠀⢸⠀⠸⠀⠀⡇⠰⢾⣿⡆⠀⣾⠀⣿⠀⠸⠀⠀⡇⠰⢾⣿ ⣿⡇⠸⠀⢸⠀⠶⡇⢸⠀⡇⢸⠀⣿⠀⡀⢸⠀⢸⠿⣿⡇⢸⠀⣿⠀⠾⠃⢈⠀⡇⠀⠇⢸⡇⠀⡇⢸⠀⢰⣇⠀⠇⢸⠀⢰⠀⣷⡇⠀⡖⡇⠀⡇⢸⠀⢸⠀⡆⢸⠀⡇⠰⢾⡅⡇⠀⣿⠀⣿⠀⡄⠀⠀⡇⠰⢾⣿ ⣿⠿⠲⢷⠚⠲⠖⠳⠺⠖⠗⠚⡒⡷⠒⠓⠚⢲⣾⣶⣋⠓⠚⠒⠛⠒⠒⠒⠚⠒⠒⠒⠒⠋⠑⠒⠁⠈⠒⠊⠙⠒⠒⠛⠒⠚⠒⠁⠓⠒⠁⠑⠒⠓⠚⠒⠚⠒⠓⠒⠒⣷⣶⣾⠁⠑⠒⠛⠒⠚⢲⣷⣷⣶⣷⣶⠚⠀ 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⡀⣀⣀⣤⣺⣿⣿⣷⠄⠀⠀⠀⠀⣀⣴⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢿⣿⣿⣿⣿⣽⣿⣿⠀⠀⢸⣿⣿⣿⣷⣾⣿⣇⠀⠀⠀⠀⠀⠀⠈⣿⣿⣿⡣⠀⠀⠀⣸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣶⣶⣾⣿⣿⣿⣿⣿⣿⣿⢿⣿⣿⣿⣿⣿⣿⠟⠋⣻⣿⡿⠀⢸⣿⣿⣬⣽⣿⣿⣿⣶⣿⣿⡿⢿⣿⣿⣿⣯⠉⠁⠀⠀⠀⠀⠀⠀⠸⣿⣿⣷⡄⠀⠐⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢻⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⢿⣿⡿⢿⣿⡍⣿⣿⣿⣭⡅⠻⠿⢿⣿⣷⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣦⠀⠀⠀⣈⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣷⣽⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠋⠉⡋⠈⠉⣿⣿⣿⣿⣿⠿⡿⠇⣸⡿⣿⣆⢸⣿⡿⣿⣯⡀⣿⣿⣭⣵⣆⣻⣿⣶⣿⣯⣄⠀⠀⠀⠀⠀⠀⠀⠀⠀⢿⣿⡿⠀⠀⢰⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⠇⠀⠘⠿⣿⣶⣿⣿⣿⣿⣧⣤⣶⣾⣿⣿⣿⣿⣾⣿⣧⣼⣿⣷⣿⠿⠿⠿⠟⠛⠛⠛⠉⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢙⣦⠀⠀⠀⣻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠁⠀⠀⠀⠀⠀⠀⠀⠀⠈⠛⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠟⠛⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢫⢸⡇⠀⢽⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⡿⠿⠿⣿⠿⠿⡿⠿⣿⠿⢦⠶⡤⠦⡴⢶⠶⢦⡀⢠⡴⠶⠾⣿⠷⠾⡿⠿⢿⡿⠿⠿⣿⠷⡶⢶⣰⠶⠶⢶⠶⠶⣶⠶⠶⢦⣠⡶⠶⠶⡶⠶⠦⢤⠴⢤⠶⢤⠴⠶⡾⠶⢧⣠⠾⠿⢿⠿⢿⠿⢿⠿⠿⡿⠿⢿⣿ ⣿⡇⢸⣤⣼⠀⠶⡇⠀⠁⠀⢸⠀⣿⠀⠃⢸⠀⢸⠓⣾⡇⠰⠀⣿⠀⠶⡇⢠⠘⡇⠀⡆⢸⡀⠃⣼⢹⠀⠰⡇⠀⡆⢸⠀⠐⢀⡿⡇⠀⠆⡀⠀⠆⣸⠀⢸⠀⠸⠀⠀⡇⠰⢾⣿⡆⠀⣾⠀⣿⠀⠸⠀⠀⡇⠰⢾⣿ ⣿⡇⠸⠀⢸⠀⠶⡇⢸⠀⡇⢸⠀⣿⠀⡀⢸⠀⢸⠿⣿⡇⢸⠀⣿⠀⠾⠃⢈⠀⡇⠀⠇⢸⡇⠀⡇⢸⠀⢰⣇⠀⠇⢸⠀⢰⠀⣷⡇⠀⡖⡇⠀⡇⢸⠀⢸⠀⡆⢸⠀⡇⠰⢾⡁⡇⠀⣿⠀⣿⠀⡄⠀⠀⡇⠰⢾⣿ ⣿⠿⠲⢷⠚⠲⠖⠳⠺⠖⠗⠚⡒⡷⠒⠓⠚⢲⣾⣶⣋⠓⠺⠒⠛⠒⠒⠒⠚⠒⠒⠒⠒⠋⠑⠒⠁⠈⠒⠊⠙⠒⠒⠛⠒⠚⠒⠁⠓⠒⠁⠑⠒⠓⠚⠒⠚⠒⠓⠒⠒⣷⣶⣾⠁⠑⠒⠛⠒⠚⢲⣷⣷⣶⣷⣶⠚⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡪⠃⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⣿⣿⣿⣿⡀⠀⠀⠀⡁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣻⠃⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠸⣿⣿⣿⣧⠀⠀⢀⠅⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ 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⠿⢿⣿⣿⣿⣿⣿⡆⠀⠀⠀⠀⠀⣸⣿⣷⣄⠀⠀⠀⣿⣿⠀⠀⢠⣶⣿⣿⣧⡀⠈⢾⣿⣿⣿⠀⠀⣼⣿⣿⠀⠀⢰⣶⣶⣶⣶⣷⠀⢸⡇⠀⠀⢹⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⡀⠉⠉⠛⠻⣿⣗⢻⣿⣿⣿⣿⣏⠉⣻⣿⡇⠀⠀⣿⣿⠀⠀⢸⣿⣿⣿⣿⣷⣄⢸⣿⣿⣿⠀⣼⢿⣿⣿⣇⠀⠈⢉⣿⣿⣿⠏⠀⢸⠃⠀⠀⠀⢻⣿⣿⡏⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⣙⡝⣻⣿⣿⣿⣦⣿⣿⠃⠀⢠⣿⣿⠀⠀⢸⣿⣿⣿⣿⣿⣿⣾⣿⣿⣿⠀⣿⡌⠛⢿⣿⣿⣶⣿⣿⠿⠋⠀⠀⠈⠀⠀⠀⠀⠈⣿⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⣴⣿⣿⡝⢿⣿⣿⣿⣿⡿⠀⠀⣼⣿⣿⠀⠀⣾⣿⣿⡇⠙⣿⣿⣿⣿⣿⣿⠀⠙⠛⠛⠛⠉⠉⠉⠁⠀⠀⠀⠀⠀⢸⣧⡀⠀⠀⠀⢹⣿⣿⣧⠀⠀⠀⠀⠀⠀⠀⠀⢀⣀⡀⠤⢄⣤⣤⣼⣮⣦⣾ ⠀⠀⠀⠀⠀⠀⠀⢘⠉⠀⠀⠀⠸⠩⠛⠉⠀⠀⢠⣿⣿⣿⣆⠀⣿⣿⣿⡇⠀⠈⢿⣿⣿⣿⣿⣀⣀⣤⣬⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡯⠙⠂⠀⠀⠸⣿⣿⣿⣆⠀⠀⠀⠀⠀⢠⣴⣾⣷⣾⣿⣿⣿⣿⣿⣿⣿⣿ ⠀⠀⠀⠀⠀⣠⣶⣄⠀⠀⠀⠀⠀⠀⠀⠀⠀⣀⣾⣿⣿⣿⣗⠀⣿⣿⣿⣇⣤⣤⣶⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⢿⣿⣿⣿⣿⣿⣿⣿⠁⠀⠀⠀⠀⠀⠀⣻⣿⣿⣆⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣀⢀⣀⣠⣠⣿⣿⣿⡦⠀⠀⠀⢀⡀⣤⣶⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢿⣿⣿⣿⣿⣽⣿⣿⠀⠀⢸⣿⣿⣿⣷⣿⣿⣇⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⡃⠀⠀⠀⣸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⣶⣾⣿⣿⣿⣿⣿⣿⣿⢿⣿⣿⣿⣿⣿⣿⠟⠛⣻⣿⡿⠀⢸⣿⣿⣬⣽⣿⣿⣿⣶⣿⣿⡿⢿⣿⣿⣿⣯⠉⠁⠀⠀⠀⠀⠀⠀⠸⣿⣿⣷⠀⠀⠐⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢻⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⢿⣿⡿⢿⣿⡍⣿⣿⣿⣭⡁⠻⠿⢿⣿⣷⠀⠀⠀⠀⠀⠀⠀⠀⠀⠸⣿⣿⡆⠀⠀⠀⣈⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠋⠉⠛⠈⠉⣿⣿⣿⣿⣿⠿⡿⠇⣸⡿⣿⣆⢸⣿⡿⣿⣯⡀⣿⣿⣭⣵⣆⣻⣿⣶⣿⣯⣄⠀⠀⠀⠀⠀⠀⠀⠀⠐⢿⣿⡿⠀⠀⢠⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⠇⠀⠘⠿⣿⣶⣿⣿⣿⣿⣧⣤⣶⣶⣿⣟⣻⣿⣾⣿⣧⣼⣿⣷⣿⠿⠿⠿⠟⠛⠛⠛⠋⠉⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢙⣦⠀⠀⠀⣻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠛⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡟⠛⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢫⢸⡇⠀⢽⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⡿⠿⠿⣿⠿⠿⡿⠿⣿⠿⢦⠶⣤⠦⡴⢶⠶⢦⡀⢠⡴⠶⠶⣿⠷⠶⡿⠿⢿⡿⠿⠿⣿⠷⡶⢶⣤⠶⠶⢶⠶⠶⣶⠶⠾⢦⣠⡶⠶⠶⡶⠶⠦⢤⠴⢤⠶⢤⠴⠶⡾⠶⢧⣠⠶⠿⢿⠿⢿⠿⢿⠿⠿⡿⠿⢿⣿ ⣿⡇⢸⢤⣼⠀⠶⡇⠀⠁⠀⢸⠀⣿⠀⠃⢸⠀⢸⠓⣾⡇⠰⠀⣿⠀⠶⡇⢠⠘⡇⠀⡆⢸⡀⠃⣼⢻⠀⠰⡇⠀⡆⢸⠀⠐⢀⡿⡇⠀⠆⡀⠀⠆⣸⠀⢸⠀⠘⠀⠀⡇⠰⢾⣿⡆⠀⣾⠀⣿⠀⠸⠀⠀⡇⠰⢾⣿ ⣿⡇⠸⠀⢸⠀⠶⡇⢸⠀⡇⢸⠀⣿⠀⡀⢸⠀⢸⠿⣿⡇⢸⠀⣟⠀⠾⠃⢈⠀⡇⠀⠇⢸⡇⠀⡇⢸⠀⢰⣇⠀⠇⢸⠀⢰⠀⣷⡇⠀⡖⡇⠀⡇⢸⠀⢸⠀⡆⢸⠀⡇⠰⢾⡁⡇⠀⣿⠀⣿⠀⡄⠀⠀⡇⠰⢾⣿ ⣿⠿⠲⢷⠚⠲⠖⠳⠺⠖⠗⠚⡒⡷⠒⠓⠚⢲⣾⣶⣋⠓⠚⠒⠛⠒⠒⠒⠚⠒⠒⠒⠒⠋⠑⠒⠁⠈⠒⠊⠙⠒⠒⠛⠒⠚⠒⠁⠓⠒⠁⠑⠒⠓⠚⠒⠚⠒⠓⠒⠒⣷⣶⣾⠁⠑⠒⠛⠒⠚⢲⣷⣷⣶⣷⣶⠚⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣯⠃⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢻⣿⣿⣿⣇⠀⢀⠃⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡀⣖⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⢿⣿⣿⣿⣷⣴⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣴⣾⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣿⣿⣇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⣀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⡟⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⠤⠶⠦⢄⠀⠀⠸⣿⣿⣿⣿⣷⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⣿⣿⣦⣄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⡷⣀⠀⠀⠀⣠⠖⣫⣶⣿⣿⣷⣦⡄⠀⡆⢰⡀⢹⣿⣿⣿⣿⡆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⣿⣿⣿⣿⣧⣄⡀⠀⠀⠀⠀⠀⠀⢤⣄⡀⠀⠀⠀⠀⣸⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⢾⣿⣿⣿⠀⠀⠞⣡⣾⡟⠀⠀⠈⠛⠟⠛⠲⠀⢸⡇⠀⢹⣿⣿⣿⣧⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠿⢿⣿⣿⣿⣿⣿⡆⠀⠀⠀⠀⠀⣸⣿⣷⣄⠀⠀⠀⣾⣿⠀⠀⢰⣶⣿⣿⣧⡀⠀⢼⣿⣿⣿⠀⠀⣼⣿⣿⠀⠀⢰⣶⣶⣶⣶⣷⠀⢸⡇⠀⠀⢻⣿⣿⣿⡆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⡀⠀⠉⠙⠻⠿⡗⢻⣿⣷⣿⣿⣟⠉⣿⣿⣇⠀⠀⣿⣿⠀⠀⢸⣿⣿⣿⣿⣷⣄⢸⣿⣿⣿⠀⣼⢿⣿⣿⣇⠀⠈⢉⣿⣿⣿⠏⠀⢸⠃⠀⠀⠈⢿⣿⣿⡅⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ 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⣿⡇⠸⠀⢸⠀⠶⡇⢸⠀⡇⢸⠀⣿⠀⡀⢸⠀⢸⠿⣿⡇⢸⠀⣿⠀⠾⠃⢈⠀⡇⠀⠇⢸⡇⠀⡇⢸⠀⢰⣇⠀⠇⢸⠀⢰⠀⣿⡇⠀⡖⡇⠀⡇⢸⠀⢸⠀⡆⢸⠀⡇⠰⢾⡁⡇⠀⣿⠀⣿⠀⡄⠀⠀⡇⠰⢾⣿ ⣿⠿⠲⢷⠚⠲⠖⠳⠺⠖⠗⠚⡒⡷⠒⠓⠚⢲⣾⣶⣋⠓⠺⠒⠛⠒⠒⠒⠚⠒⠒⠒⠒⠋⠑⠒⠁⠈⠒⠊⠙⠒⠒⠛⠒⠚⠒⠁⠓⠒⠁⠑⠒⠓⠚⠒⠚⠒⠓⠒⠒⣷⣶⣾⠁⠑⠒⠛⠒⠚⢲⣷⣷⣶⣷⣶⠚⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣷⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⢿⣿⣿⣿⣧⣤⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⠄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠰⡿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⣿⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣗⠂⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⣀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⡏⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⠤⠶⠦⢄⠀⠀⠻⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⣿⣿⣦⣄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣾⡧⢀⠀⠀⠀⣠⠖⣫⣶⣿⣿⣷⣦⡄⠈⡆⢰⡀⢻⣿⣿⣿⣷⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⣿⣿⣿⣿⣷⣄⡀⠀⠀⠀⠀⠀⠀⢠⣄⡀⠀⠀⠀⠀⢸⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⢾⣿⣿⣿⠀⠀⠞⣡⣾⡟⠀⠀⠈⠛⠛⠛⠲⠀⢸⡇⠀⢻⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠿⢿⣿⣿⣿⣿⣿⡆⠀⠀⠀⠀⠀⣸⣿⣷⣄⠀⠀⠀⣾⣿⠀⠀⢠⣶⣿⣿⣧⡀⠀⢼⣿⣿⣿⠀⠀⣼⣿⣿⠀⠀⢰⣶⣶⣶⣶⣷⠀⢸⡇⠀⠈⢿⣿⣿⣿⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠄⠉⠉⠙⢻⣿⡃⣻⣿⣿⣿⣿⣟⠉⣻⣿⡇⠀⠀⣿⣿⠀⠀⢸⣿⣿⣿⣿⣷⣄⢸⣿⣿⣿⠀⣼⢿⣿⣿⣇⠀⠈⢉⣿⣿⣿⠏⠀⢸⠃⠀⠀⠈⣿⣿⣿⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⣽⣟⣿⣿⣿⣿⣦⣼⣿⠁⠀⢰⣿⣿⠀⠀⢸⣿⣿⣿⣿⣿⣿⣾⣿⣿⣿⠀⣿⡌⠛⢿⣿⣿⣾⣿⣿⠿⠋⠀⠀⠈⠀⠀⠀⠀⠘⣿⣿⣷⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⣺⣿⣿⡟⠟⢿⡛⣿⣿⣿⠂⠀⣽⣿⣿⠀⠀⣼⣿⣿⡇⠙⣿⣿⣿⣿⣿⣿⠀⠙⠛⠛⠛⠉⠉⠉⠁⠀⠀⠀⠀⠀⢸⣧⡀⠀⠀⠀⢻⣿⣿⣇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡀⣀⣠⣦⣥⣶⣷⣬ ⠀⠀⠀⠀⠀⠀⠀⠀⠉⠉⠀⠀⠀⠓⠁⠉⠁⠀⢰⣿⣿⣿⣆⠀⣿⣿⣿⡇⠀⠈⢿⣿⣿⣿⣿⣀⣀⣤⣬⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡮⠙⠂⠀⠀⠸⣿⣿⣿⣆⠀⠀⠀⠀⠀⢢⣝⣻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⠀⠀⠀⠀⠀⢠⣦⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⣿⣿⡏⠀⣿⣿⣿⣇⣤⣤⣶⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⢿⣿⣿⣿⣿⣿⣿⣿⠅⠀⠀⠀⠀⠀⠈⣿⣿⣿⣦⠀⠀⠀⠀⢘⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣐⢢⣄⣠⣴⣿⣿⣿⡆⠄⠀⡀⠀⣀⣤⣶⣶⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢿⣿⣿⣿⣿⣽⣿⣿⠀⠀⢸⣿⣿⣿⣷⣾⣿⣇⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⠂⠀⠀⠀⣸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣦⣶⣿⣿⣿⣿⣿⣿⣿⣿⢿⣿⣿⣿⣿⣿⣿⠟⠋⣻⣿⡿⠀⢸⣿⣿⣨⣽⣿⣿⣿⣶⣿⣿⡿⢿⣿⣿⣿⣯⠉⠁⠀⠀⠀⠀⠀⠀⠸⣿⣿⣷⠀⠀⠐⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢻⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⢿⣿⡿⢿⣿⡍⣿⣿⣿⣭⠁⠻⠿⢿⣿⣷⠀⠀⠀⠀⠀⠀⠀⠀⠀⠸⣿⣿⡦⠀⠀⠀⣈⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠏⠉⢋⠈⠉⢿⣿⣿⣿⣿⠿⡿⠇⣸⡿⣿⣇⢸⣿⡿⣿⣯⡀⣿⣿⣭⣽⣆⣻⣿⣶⣿⣯⣄⠀⠀⠀⠀⠀⠀⠀⠀⠀⢿⣿⡿⠀⠀⢰⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⠇⠀⠘⠿⣿⣶⣿⣿⣿⣿⣧⣤⣶⣶⣿⣟⣻⣿⣾⣿⣧⣼⣿⣷⡿⠿⠿⠿⠟⠛⠛⠛⠉⠉⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢙⣦⠀⠀⠀⣻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠛⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠟⠛⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢪⢸⡇⠀⢽⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⡿⠿⠿⣿⠿⠿⡿⠿⡿⠿⢦⠶⣤⠦⡴⢶⠶⢦⡀⢠⡴⠶⠶⣿⠿⠶⡿⠿⢿⡿⠿⠿⣿⠷⡶⢶⣴⠶⠶⢶⠶⠶⣶⠶⠶⢦⣰⡶⠶⠶⡶⠶⠦⢤⠴⢦⠶⢤⠴⠶⡾⠶⢧⣠⠶⠿⢿⠿⢿⠿⢿⠿⠿⡿⠿⢿⣿ ⣿⡇⢸⡤⣼⠀⠶⡇⠀⠁⠀⢸⠀⣿⠀⠃⢸⠀⢸⠓⣾⡇⠰⠀⣿⠀⠶⡇⢠⠘⡇⠀⡆⢸⡄⠃⣼⢻⠀⠰⡇⠀⡆⢸⠀⠐⢀⡿⡇⠀⠆⡀⠀⠆⣸⠀⢸⠀⠸⠀⠀⡇⠰⢾⣿⡆⠀⣾⠀⣿⠀⠸⠀⠀⡇⠰⢾⣿ ⣿⡇⠸⠀⢸⠀⠶⡇⢸⠀⡇⢸⠀⣿⠀⡀⢸⠀⢸⠿⣿⡇⢸⠀⣿⠀⠾⠃⢈⠀⡇⠀⠇⢸⡇⠀⡇⢸⠀⢰⡇⠀⠇⢸⠀⢰⠀⣷⡇⠀⡖⡇⠀⡇⢸⠀⢸⠀⡆⢸⠀⡇⠰⢾⡁⡇⠀⣿⠀⣿⠀⡄⠀⠀⡇⠰⢾⣿ ⣿⠿⠲⢷⠚⠲⠖⠳⠺⠖⠗⠚⡒⡗⠒⠓⠚⢲⣾⣶⣋⠓⠺⠒⠛⠒⠒⠒⠚⠒⠒⠒⠒⠋⠑⠒⠁⠈⠒⠊⠙⠒⠒⠛⠒⠚⠒⠁⠓⠒⠁⠑⠒⠓⠚⠒⠚⠒⠓⠒⠒⣷⣶⣾⠁⠑⠒⠛⠒⠚⢲⣷⣷⣶⣷⣶⠚⠀ 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⠿⢿⣿⣿⣿⣿⣿⡆⠀⠀⠀⠀⠀⢸⣿⣿⣄⠀⠀⠀⣾⣇⠀⠀⢰⣶⣿⣿⣧⡀⠀⢿⣿⣿⣿⠀⠀⣼⣿⣿⠀⠀⢰⣶⣶⣶⣶⣷⠀⢸⡇⠀⠘⣿⣿⣿⣇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠈⠈⠙⠿⡿⢗⣺⣿⣾⣶⣿⣯⠉⢹⣿⣷⠀⠀⣿⡿⠀⠀⢸⣿⣿⣿⣿⣷⣄⢸⣿⣿⣿⠀⣼⢿⣿⣿⣇⠀⠈⢉⣿⣿⣿⠏⠀⢸⠁⠀⠀⠸⣿⣿⣷⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⢑⣙⣻⣿⣿⣿⣦⢸⣿⠀⠀⢀⣿⣿⠀⠀⢸⣿⣿⣿⣿⣿⣿⣾⣿⣿⣿⠀⣿⡌⠛⢿⣿⣿⣶⣿⣿⠿⠋⠀⠀⠀⠀⠀⠀⠀⢹⣿⣿⣆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⢠⣾⣿⣿⠯⣿⣿⣿⣿⡿⠆⠀⣼⣿⣿⠀⠀⣼⣿⣿⡇⠙⣿⣿⣿⣿⣿⣿⠀⠙⠛⠛⠛⠉⠉⠉⠁⠀⠀⠀⠀⠀⢸⣧⡀⠀⠀⠀⣿⣿⣿⡆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣀⠀⢀⣀⣰⣤⣠ ⠀⠀⠀⠀⠀⠀⠀⠐⠉⠉⠀⠀⠛⠾⠊⠈⠀⠀⢠⣿⣿⣿⣦⠀⣿⣿⣿⡇⠀⠈⢿⣿⣿⣿⣿⣀⣀⣤⣬⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡮⠙⠂⠀⠀⠻⣿⣿⣿⡄⠀⠀⠀⠀⠀⢰⣲⣶⣶⣦⣿⣾⣾⣶⣷⣿⣿⣿ ⠀⠀⠀⠀⠀⣰⣶⣔⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣼⣿⣿⣿⡧⠀⣿⣿⣿⣇⣤⣤⣶⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⢿⣿⣿⣿⣿⣿⣿⣿⠁⠀⠀⠀⠀⠀⠈⣿⣿⣿⣄⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⣾⣿⣿⣿⣿ ⠀⠀⣀⣀⣂⣿⣿⣿⡧⠀⢀⠤⣀⣤⣲⣶⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⢿⣿⣿⣿⣿⣽⣿⣿⠀⠀⢸⣿⣿⣿⣷⣾⣿⣇⠀⠀⠀⠀⠀⠀⠹⣿⣿⣟⠂⠀⠀⠀⣸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣶⣿⣿⣿⣿⣿⣿⣿⣿⣶⣿⣴⣾⣿⣿⣿⣿⣿⣿⣿⢿⣿⣿⣿⣿⣿⣿⠟⠋⣻⣿⡿⠀⢸⣿⣿⣬⣽⣿⣿⣿⣶⣿⣿⡿⢿⣿⣿⣿⣯⠉⠁⠀⠀⠀⠀⠀⠀⠺⣿⣿⣷⠀⠀⠐⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢻⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⢿⣿⡿⢿⣿⡍⣿⣿⣿⣭⠁⠻⠿⢿⣿⣷⠀⠀⠀⠀⠀⠀⠀⠀⠀⠹⣿⣿⡆⠀⠀⠀⣈⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠋⠉⢏⠀⠉⢿⣿⣿⣿⣿⠿⡿⠇⣸⡿⣿⣆⢸⣿⡿⣿⣯⡀⣿⣿⣭⣽⣆⣻⣿⣶⣿⣯⣄⠀⠀⠀⠀⠀⠀⠀⠀⠐⢿⣿⡿⠀⠀⢰⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⠇⠀⠘⠿⣿⣶⣿⣿⣿⣿⣧⣠⣶⣶⣿⣟⣿⣿⣾⣿⣧⣼⣿⣷⡿⠿⠿⠿⠟⠛⠛⠛⠋⠉⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢉⣦⠀⠀⠀⣻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠛⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠟⠛⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢫⢸⡇⠀⢽⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⡿⠿⠿⣿⠿⠿⡿⠿⡿⠿⢦⠶⣤⠦⡴⢶⠶⢦⡀⢠⡴⠶⠾⣿⠷⠶⡾⠿⢿⡿⠿⠿⣿⠷⡶⢶⣰⠶⠶⢶⠶⠶⣶⠶⠶⢦⣠⡶⠶⠶⡶⠶⠦⢤⠴⢤⠶⢤⠴⠶⡾⠶⢧⣠⠶⠿⢿⠿⢿⠿⢿⠿⠿⡿⠿⢿⣿ ⣿⡇⢸⢤⣼⠀⠶⡇⠀⠁⠀⢸⠀⣿⠀⠃⢸⠀⢸⠓⣾⡇⠰⠀⡿⠀⠶⡇⢠⠘⡇⠀⡆⢸⡄⠃⣼⢻⠀⠰⡆⠀⡆⢸⠀⠐⢀⡿⡇⠀⠆⡀⠀⠆⣸⠀⢸⠀⠘⠀⠀⡇⠰⢾⣿⡆⠀⣾⠀⢸⠀⠘⠀⠀⡇⠰⢾⣿ ⣿⡇⠸⠀⢸⠀⠶⡇⢸⠀⡇⢸⠀⣿⠀⡀⢸⠀⢸⠿⣿⡇⢸⠀⡿⠀⠾⠃⢈⠀⡇⠀⠇⢸⡇⠀⡇⢸⠀⢰⡇⠀⠇⢸⠀⢰⠀⣷⡇⠀⡖⡇⠀⡇⢸⠀⢸⠀⡆⢸⠀⡇⠰⢾⡀⡇⠀⣿⠀⢸⠀⡄⠀⠀⡇⠰⢾⣿ ⣿⠿⠲⢷⠚⠲⠖⠳⠺⠖⠗⠚⡒⡷⠒⠓⠚⢲⣾⣶⣋⠓⠺⠒⠛⠒⠒⠒⠚⠒⠒⠒⠒⠋⠑⠒⠁⠈⠒⠊⠙⠒⠒⠛⠒⠚⠒⠁⠓⠒⠁⠑⠒⠓⠚⠒⠚⠒⠓⠒⠒⣷⣶⣾⠁⠑⠒⠛⠒⠚⢲⣷⣷⣶⣷⣶⠚⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣭⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢹⣿⣿⣿⣿⣇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠔⠄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢻⣿⣿⣿⣿⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢿⣿⣿⣿⣇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⣀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠐⣧⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⠤⠶⠶⢄⠀⠘⣿⣿⣿⣿⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⣿⣿⣦⣄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⣀⠀⠀⢀⠀⠀⠀⣠⠖⣫⣶⣿⣿⣷⣦⡄⠈⡆⢰⡘⣿⣿⣿⣷⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⣿⣿⣿⣿⣷⣄⡀⠀⠀⠀⠀⠀⠀⢠⣄⡀⠀⠀⠀⠀⢸⣿⠀⠀⠀⠀⠀⠀⠀⠀⢨⣿⣿⣿⣿⠀⠀⠞⣡⣾⡟⠀⠀⠈⠛⠛⠛⠲⠀⢸⡇⠘⣿⣿⣿⣧⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠻⢿⣿⣿⣿⣿⣿⡗⠀⠀⠀⠀⠀⢰⣿⣿⣄⠀⠀⠀⢾⣧⠀⠀⢰⣶⣿⣿⣧⡀⠈⢽⣿⣿⣿⠀⠀⣼⣿⣿⠀⠀⢰⣶⣶⣶⣶⣷⠀⢸⡇⠀⠘⣿⣿⣿⣆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⡀⠀⠉⠙⠿⡿⡿⢼⣿⣾⣷⣶⣮⠉⢹⣿⣷⠀⠀⣿⣿⠀⠀⢸⣿⣿⣿⣿⣷⣄⢸⣿⣿⣿⠀⣼⢿⣿⣿⣇⠀⠈⢉⣿⣿⣿⠏⠀⢸⠁⠀⠀⠸⣿⣿⣷⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ 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⣿⡇⠸⠀⢸⠀⠶⡇⢸⠀⡇⢸⠀⣿⠀⡀⢸⠀⢸⠿⣿⡇⢸⠀⣿⠀⠾⠃⢈⠀⡇⠀⠇⢸⡇⠀⡇⢸⠀⢰⡇⠀⠇⢸⠀⢰⠀⣷⡇⠀⡖⡇⠀⡇⢸⠀⢸⠀⡆⢸⠀⡇⠰⢾⡀⡇⠀⣿⠀⣿⠀⡄⠀⠀⡇⠰⢾⣿ ⣿⠿⠲⢷⠚⠲⠖⠳⠺⠖⠗⠚⡒⡷⠒⠓⠚⢲⣾⣶⣋⠓⠺⠒⠛⠒⠒⠒⠚⠒⠒⠒⠒⠋⠑⠒⠁⠈⠒⠊⠙⠒⠒⠛⠒⠚⠒⠁⠓⠒⠁⠑⠒⠓⠚⠒⠚⠒⠓⠒⠒⣷⣶⣾⠀⠑⠒⠛⠒⠚⢲⣷⣷⣶⣷⣶⠚⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣝⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢻⣿⣿⣿⣿⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣴⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⢿⣿⣿⣿⣧⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠗⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣿⡆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⣀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣯⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⠤⠶⠶⢄⠀⠘⣿⣿⣿⣷⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⣻⣿⣦⣄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⠀⠀⠀⠀⠀⠀⠀⠀⢀⡀⠀⠀⢀⠀⠀⠀⣠⠖⣫⣶⣿⣿⣷⣦⡄⠈⡆⢰⡙⣿⣿⣿⣧⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⣿⣿⣿⣿⣷⣄⡀⠀⠀⠀⠀⠀⠀⢠⣄⡀⠀⠀⠀⠀⣸⣿⠀⠀⠀⠀⠀⠀⠀⠀⣹⣿⣿⣿⣿⠀⠀⠞⣡⣾⡟⠀⠀⠈⠛⠛⠛⠲⠀⢸⡇⠘⣿⣿⣿⣇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠿⢿⣿⣿⣿⣿⣿⡧⠀⠀⠀⠀⠀⢰⣿⣿⣆⠀⠀⠀⣾⡷⠀⠀⢰⣶⣿⣿⣧⡀⠙⢽⣿⣿⣿⠀⠀⣼⣿⣿⠀⠀⢰⣶⣶⣶⣶⣷⠀⢸⡇⠀⠸⣿⣿⣿⡆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⢀⠀⠉⠙⠛⢿⡗⢸⣿⣿⣿⣿⣿⠉⢹⣿⣷⠀⠀⣿⣟⠀⠀⢸⣿⣿⣿⣿⣷⣄⢸⣿⣿⣿⠀⣼⢿⣿⣿⣇⠀⠈⢉⣿⣿⣿⠏⠀⢸⠃⠀⠀⠹⣿⣿⣷⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⢀⣟⣿⣿⣿⣿⣷⢼⣿⡃⠀⢀⣿⣯⠀⠀⢸⣿⣿⣿⣿⣿⣿⣾⣿⣿⣿⠀⣿⡌⠛⢿⣿⣿⣶⣿⣿⠿⠋⠀⠀⠀⠀⠀⠀⠀⢻⣿⣿⣆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⣾⣿⣿⡻⣟⣛⣿⣿⣿⡇⠀⣸⣿⣿⠀⠀⣾⣿⣿⡇⠙⣿⣿⣿⣿⣿⣿⠀⠙⠛⠛⠛⠉⠉⠉⠁⠀⠀⠀⠀⠀⢸⣧⡀⠀⠀⠈⣿⣿⣿⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠄⡄⣠⣔⡂⣴⣴⣾ ⠀⠀⠀⠀⠀⠀⠀⠀⠈⠉⠉⠀⠓⠉⠋⠀⠁⠀⢨⣿⣿⣿⣦⠀⣿⣿⣿⡇⠀⠈⢿⣿⣿⣿⣿⣀⣀⣤⣬⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡯⠙⠂⠀⠀⠻⣿⣿⣿⡄⠀⠀⠀⠀⠀⢰⣖⣴⣶⣦⣿⣿⣷⣿⣿⣿⣿⣯ ⠀⠀⠀⠀⢀⢠⣤⣆⢀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣼⣿⣿⣿⡏⠀⣿⣿⣿⣇⣤⣤⣶⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⠿⣿⣿⣿⣿⣿⣿⣿⠁⠀⠀⠀⠀⠀⠨⣿⣿⣿⣄⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣰⠀⣂⣠⣖⣿⣿⣿⣯⠀⣤⣠⣠⣅⣦⣤⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢿⣿⣿⣿⣿⣽⣿⣿⠀⠀⢸⣿⣿⣿⣷⣾⣿⣇⠀⠀⠀⠀⠀⠀⠹⣿⣿⣟⠂⠀⠀⠀⣸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣾⣿⣿⣿⣿⣿⣿⣿⣿⣶⣶⣿⣿⣿⣿⣿⣿⣿⣿⢿⣿⣿⣿⣿⣿⣿⠟⠋⣻⣿⡿⠀⢸⣿⣿⣨⣽⣿⣿⣿⣶⣿⣿⡿⢿⣿⣿⣿⣯⠉⠁⠀⠀⠀⠀⠀⠀⠺⣿⣿⣷⠀⠀⠐⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢻⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⢿⣿⡿⢿⣿⡍⣿⣿⣿⣭⠁⠻⠿⢿⣿⣷⠀⠀⠀⠀⠀⠀⠀⠀⠀⠹⣿⣿⡆⠀⠀⠀⣈⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠋⠉⠏⠀⠉⢿⣿⣿⣿⣿⠿⠿⠇⣸⡿⣿⣆⢸⣿⡿⣿⣯⡀⣿⣯⣭⣵⣆⣻⣿⣶⣿⣯⣄⠀⠀⠀⠀⠀⠀⠀⠀⠐⢿⣿⡿⠀⠀⢰⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⠇⠀⠘⠿⢿⣶⣿⣿⣿⣿⣧⣤⣶⣶⣿⣟⣿⣿⣾⣿⣧⣼⣿⣷⡿⠿⠿⠿⠟⠛⠛⠛⠋⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢙⣦⠀⠀⠀⣻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠛⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠟⠛⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢪⢸⠇⠀⢽⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⡿⠿⠿⣿⠿⠿⡿⠿⡿⠿⢦⠶⣤⠦⡴⢶⠶⢦⡀⢠⡴⠶⠶⣿⠷⠶⡿⠿⢿⡿⠿⠿⣿⠷⡶⢶⣰⠶⠶⢶⠶⠶⣶⠶⠶⢦⣠⡶⠶⠶⡶⠶⠦⢤⠴⢤⠶⢤⠴⠶⡾⠶⢧⣤⠶⠿⢿⠿⢿⠿⢿⠿⠿⡿⠿⢿⣿ ⣿⡇⢸⡤⣼⠀⠶⡇⠀⠁⠀⢸⠀⣿⠀⠃⢸⠀⢸⠓⣾⡇⠰⠀⣿⠀⠶⡇⢠⠘⡇⠀⡆⢸⡄⠃⣼⢻⠀⠰⡆⠀⡆⢸⠀⠐⢀⡿⡇⠀⠆⡀⠀⠆⣸⠀⢸⠀⠘⠀⠀⡇⠰⢾⣿⡆⠀⣾⠀⢸⠀⠘⠀⠀⡇⠰⢾⣿ ⣿⡇⠸⠀⢸⠀⠶⡇⢸⠀⡇⢸⠀⣿⠀⡀⢸⠀⢸⠿⣿⡇⢸⠀⣿⠀⠾⠃⢈⠀⡇⠀⠇⢸⡇⠀⡇⢸⠀⢰⡇⠀⠇⢸⠀⢰⠀⣷⡇⠀⡖⡇⠀⡇⢸⠀⢸⠀⡆⢸⠀⡇⠰⢾⡀⡇⠀⣿⠀⢸⠀⡄⠀⠀⡇⠰⢾⣿ ⣿⠿⠲⢷⠚⠲⠖⠳⠺⠖⠗⠚⡒⡷⠒⠓⠚⢲⣾⣶⣋⠓⠺⠒⠛⠒⠒⠒⠚⠒⠒⠒⠒⠋⠑⠒⠁⠈⠒⠊⠙⠒⠒⠛⠒⠚⠒⠁⠓⠒⠁⠑⠒⠓⠚⠒⠚⠒⠓⠒⠒⣷⣶⣾⠁⠑⠒⠛⠒⠚⢲⣷⣷⣶⣷⣶⠚⠀ 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⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢻⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⢿⣿⡿⢿⣿⡍⣿⣿⣿⣭⠁⠻⠿⢿⣿⣷⠀⠀⠀⠀⠀⠀⠀⠀⠀⠹⣿⣿⡄⠀⠀⠀⣈⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠋⠉⠏⠈⠉⢿⣿⣿⣿⣿⠿⡿⠇⣸⡿⣿⣆⢸⣿⡿⣿⣯⡀⣿⣿⣭⣽⣆⣻⣿⣶⣿⣯⣄⠀⠀⠀⠀⠀⠀⠀⠀⠐⢿⣿⡷⠀⠀⢰⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⠇⠀⠘⠿⢿⣶⣿⣿⣿⣿⣧⣠⣶⣶⣿⣟⣻⣿⣾⣿⣧⣼⣿⣷⡿⠿⠿⠿⠟⠛⠛⠛⠉⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢉⣦⠀⠀⠀⣻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠛⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠟⠋⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢫⢸⠇⠀⢽⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⡿⠿⠿⣿⠿⠿⡿⠿⣿⠿⢦⠶⡤⠤⡴⢶⠶⢦⠀⢠⡴⠶⠶⣿⠷⠶⡾⠿⢿⡿⠿⠿⣿⠷⡶⢶⣠⠶⠶⢶⠶⠶⣶⠶⠶⢦⣀⡶⠶⠶⡶⠶⠦⢤⠴⢤⠴⢤⠴⠶⡾⠶⢧⣠⠶⠿⢿⠿⢿⠿⢿⠿⠿⡿⠿⢿⣿ ⣿⡇⢸⠤⣼⠀⠶⡇⠀⠁⠀⢸⠀⣿⠀⠃⢸⠀⢸⠓⣾⡇⠰⠀⣿⠀⠶⡇⢠⠘⡇⠀⡆⢸⡄⠃⣼⢻⠀⠰⡇⠀⡆⢸⠀⠐⢀⡿⡇⠀⠂⡀⠀⠆⣸⠀⢸⠀⠘⠀⠀⡇⠰⢾⣿⡆⠀⣾⠀⢸⠀⠘⠀⠀⡇⠰⢾⣿ ⣿⡇⠸⠀⢸⠀⠶⡇⢸⠀⡇⢸⠀⣿⠀⡀⢸⠀⢸⠿⣿⡇⢸⠀⣟⠀⠾⠃⢈⠀⡇⠀⠇⢸⡇⠀⡇⢸⠀⢰⡇⠀⠇⢸⠀⢰⠀⣷⡇⠀⡖⡇⠀⡇⢸⠀⢸⠀⡆⢸⠀⡇⠰⢾⡀⡇⠀⣿⠀⢸⠀⡄⠀⠀⡇⠰⢾⣿ ⣿⠿⠲⢷⠚⠲⠖⠳⠺⠖⠗⠚⠒⡷⠒⠓⠚⢲⣾⣶⣋⠓⠺⠒⠛⠒⠒⠒⠚⠒⠒⠒⠒⠋⠑⠒⠁⠈⠒⠊⠙⠒⠒⠛⠒⠚⠒⠁⠓⠒⠁⠑⠒⠓⠚⠒⠚⠒⠓⠒⠒⣷⣶⣾⠁⠑⠒⠛⠒⠚⢲⣷⣷⣶⣷⣶⠚⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢨⡁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⣿⣿⣧⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣤⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣿⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣏⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠸⣿⣿⣿⣷⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⠤⠶⠦⢄⠀⢸⣿⣿⣿⣧⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ 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⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⠇⠀⠘⠿⢿⣶⣿⣿⣿⣿⣧⣠⣶⣶⣿⣟⣿⣿⣾⣿⣧⣼⣿⣷⡿⠿⠿⠿⠛⠛⠛⠋⠉⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢉⣦⠀⠀⠀⣻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠛⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠟⠛⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢫⢸⡇⠀⢽⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⡿⠿⠿⣿⠿⠿⡿⠿⣿⠿⢦⠶⣤⠤⡴⢶⠶⢦⠀⢠⡴⠶⠾⣿⠷⠶⡿⠿⢿⡿⠿⠿⣿⠷⡶⢶⣰⠶⠶⢶⠶⠶⣶⠶⠶⢦⣠⡶⠶⠶⡶⠶⠦⢤⠴⢤⠶⢤⠴⠶⡾⠶⢧⣤⠶⠿⢿⠿⢿⠿⢿⠿⠿⡿⠿⢿⣿ ⣿⡇⢸⡤⣼⠀⠶⡇⠀⠁⠀⢸⠀⣿⠀⠃⢸⠀⢸⠓⣾⡇⠰⠀⣿⠀⠶⡇⢠⠘⡇⠀⡆⢸⡄⠃⣼⢻⠀⠰⡇⠀⡆⢸⠀⠐⢀⡿⡇⠀⠂⡀⠀⠆⣸⠀⢸⠀⠘⠀⠀⡇⠰⢾⣿⡆⠀⣾⠀⢹⠀⠘⠀⠀⡇⠰⢾⣿ ⣿⡇⠸⠀⢸⠀⠶⡇⢸⠀⡇⢸⠀⣿⠀⡀⢸⠀⢸⠿⣿⡇⢸⠀⣗⠀⠾⠃⢈⠀⡇⠀⠇⢸⡇⠀⡇⢸⠀⢰⡇⠀⠇⢸⠀⢰⠀⣷⡇⠀⡖⡇⠀⡇⢸⠀⢸⠀⡆⢸⠀⡇⠰⢾⡀⡇⠀⣿⠀⢸⠀⡄⠀⠀⡇⠰⢾⣿ ⣿⠿⠲⢷⠚⠲⠖⠳⠺⠖⠗⠚⡒⡷⠒⠓⠚⢲⣾⣶⣋⠓⠚⠒⠛⠒⠒⠒⠚⠒⠒⠒⠒⠋⠑⠒⠁⠈⠒⠊⠙⠒⠒⠛⠒⠚⠒⠁⠓⠒⠁⠑⠒⠓⠚⠒⠚⠒⠓⠒⠒⣷⣶⣾⠁⠑⠒⠛⠒⠚⢲⣷⣷⣶⣷⣶⠚⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡩⡂⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣿⣇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣽⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣿⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣟⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢹⣿⣿⣿⣷⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⠤⠶⠦⢄⠀⢸⣿⣿⣿⣇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⣿⣿⣶⣄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢰⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⠀⠀⠀⣠⠖⣫⣶⣿⣿⣷⣦⡄⠈⡆⢸⡹⣿⣿⣿⣆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⣿⣿⣿⣿⣷⣄⡀⠀⠀⠀⠀⠀⠀⢠⣤⡀⠀⠀⠀⠀⢸⣿⠀⠀⠀⠀⠀⠀⠀⣷⠀⢰⣾⣿⣿⠀⠀⠞⣡⣾⡟⠀⠀⠈⠛⠛⠛⠲⠀⢸⡇⠹⣿⣿⣿⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠻⢿⣿⣿⣿⣿⣿⡷⠀⠀⠀⠀⠀⠀⣿⣿⣆⠀⠀⠀⣽⣿⠀⠀⢠⣶⣿⣿⣧⡉⠀⢸⣿⣿⣿⠀⠀⣼⣿⣿⠀⠀⢰⣶⣶⣶⣶⣷⠀⢸⡇⠀⢹⣿⣿⣿⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠈⠉⠙⠻⢿⢿⣴⣿⣶⣶⣿⣯⠉⢹⣿⣿⠀⠀⣿⣟⠀⠀⢸⣿⣿⣿⣿⣷⣄⢸⣿⣿⣿⠀⣼⢿⣿⣿⣇⠀⠈⢉⣿⣿⣿⠏⠀⢸⠃⠀⠀⢻⣿⣿⣇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠈⣙⣻⣿⣿⣿⣷⢸⣿⡏⠀⢰⣿⣇⠀⠀⢸⣿⣿⣿⣿⣿⣿⣾⣿⣿⣿⠀⣿⡌⠛⢿⣿⣿⣶⣿⣿⠿⠋⠀⠀⠈⠀⠀⠀⠈⢿⣿⣿⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⣾⣿⣿⡿⢿⣿⣿⣿⣿⡇⠀⣾⣿⣿⠀⠀⣼⣿⣿⡇⠙⣿⣿⣿⣿⣿⣿⠀⠙⠛⠛⠛⠉⠉⠉⠁⠀⠀⠀⠀⠀⢸⣧⡀⠀⠀⠸⣿⣿⣿⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⢀⣀⠀⣀⣄⣤⣤ ⠀⠀⠀⠀⠀⡀⡀⠀⠈⠘⠁⠋⣘⢚⣇⠉⠉⠀⢠⣿⣿⣿⣔⠀⣿⣿⣿⡇⠀⠈⢿⣿⣿⣿⣿⣀⣀⣤⣬⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡯⠙⠂⠀⠈⠻⣿⣿⣷⡀⠀⠀⠀⠀⠀⢲⣤⣴⣶⣾⣿⣿⣿⣾⣿⣿⣶⣿ ⠀⠀⠀⠈⠀⢠⣶⣆⡀⠀⡀⠈⠁⠘⠀⠀⠀⢀⣸⣿⣿⣿⡟⠀⣿⣿⣿⣇⣤⣤⣶⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⢿⣿⣿⣿⣿⣿⣿⣿⠁⠀⠀⠀⠀⠀⢨⣿⣿⣿⣄⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣠⣀⣄⣠⣄⣿⣿⣿⣯⣤⢅⡀⣤⣰⣾⣶⣶⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢿⣿⣿⣿⣿⣿⣿⣿⠀⠀⢸⣿⣿⣿⣷⣿⣿⣇⠀⠀⠀⠀⠀⠀⠻⣿⣿⣟⠂⠀⠀⠀⣸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣾⣷⣿⣿⣿⣿⣿⣿⣿⣿⢿⣿⣿⣿⣿⣿⣿⠟⠛⣻⣿⡿⠀⢸⣿⣿⣬⣽⣿⣿⣿⣶⣿⣿⡿⣿⣿⣿⣿⣯⠉⠁⠀⠀⠀⠀⠀⠀⠻⣿⣿⣧⠀⠀⠐⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢻⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⢿⣿⡿⢿⣿⡍⣿⣿⣿⣭⠁⠻⠿⢿⣿⣶⠀⠀⠀⠀⠀⠀⠀⠀⠀⢹⣿⣿⡄⠀⠀⠀⣈⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠋⠉⠏⠈⠉⢿⣿⣿⣿⣿⠿⡿⠇⣸⡿⣿⣆⢸⣿⡿⣿⣯⡀⣿⣿⣭⣽⣆⣻⣿⣶⣿⣯⣄⠀⠀⠀⠀⠀⠀⠀⠀⠐⢿⣿⡷⠀⠀⢰⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⠇⠀⠘⠿⢿⣶⣿⣿⣿⣿⣧⣠⣶⣶⣿⣿⣿⣿⣾⣿⣧⣼⣿⣷⡿⠿⠿⠿⠟⠛⠛⠛⠉⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⢉⣦⠀⠀⠀⣻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠛⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠟⠛⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢫⢸⡇⠀⢽⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⡿⠿⠿⣿⠿⠿⡿⠿⣿⠿⢦⠶⣤⠦⡴⢶⠶⢦⡀⢠⡴⠶⠾⣿⠷⠶⡾⠿⢿⡿⠿⠿⣿⠷⡶⢶⣴⠶⠶⢶⠶⠶⣶⠶⠶⢦⣠⡶⠶⠶⡶⠶⠦⢤⠴⢤⠶⢤⠴⠶⡾⠶⢧⣠⠶⠿⢿⠿⢿⠿⢿⠿⠿⡿⠿⢿⣿ ⣿⡇⢸⢤⣼⠀⠶⡇⠀⠁⠀⢸⠀⣿⠀⠃⢸⠀⢸⠓⣾⡇⠰⠀⣿⠀⠶⡇⢠⠘⡇⠀⡆⢸⡄⠃⣼⢻⠀⠰⡇⠀⡆⢸⠀⠐⢀⡿⡇⠀⠆⡀⠀⠆⣸⠀⢸⠀⠸⠀⠀⡇⠰⢾⣿⡆⠀⣾⠀⣿⠀⠸⠀⠀⡇⠰⢾⣿ ⣿⡇⠸⠀⢸⠀⠶⡇⢸⠀⡇⢸⠀⣿⠀⡀⢸⠀⢸⠿⣿⡇⢸⠀⣿⠀⠾⠃⢈⠀⡇⠀⠇⢸⡇⠀⡇⢸⠀⢰⡇⠀⠇⢸⠀⢰⠀⣷⡇⠀⡖⡇⠀⡇⢸⠀⢸⠀⡆⢸⠀⡇⠰⢾⡀⡇⠀⣿⠀⣿⠀⡄⠀⠀⡇⠰⢾⣿ ⣿⠿⠲⢷⠚⠲⠖⠳⠺⠖⠗⠚⡒⣷⠒⠓⠚⢲⣾⣶⣋⠓⠺⠒⠛⠒⠒⠒⠚⠒⠒⠒⠒⠋⠑⠒⠁⠈⠒⠊⠙⠒⠒⠛⠒⠚⠒⠁⠓⠒⠁⠑⠒⠓⠚⠒⠚⠒⠓⠒⠒⣷⣶⣾⠁⠑⠒⠛⠒⠚⢲⣷⣷⣶⣷⣶⠚⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡍⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠸⣿⣿⣿⣿⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣗⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢻⣿⣿⣿⣧⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⠤⠶⠦⢄⠀⢸⣿⣿⣿⣆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⣻⣿⣶⣄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢨⣾⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⠀⠀⠀⣠⠖⣫⣶⣿⣿⣷⣦⡄⠀⠆⢸⡻⣿⣿⣿⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⣿⣿⣿⣿⣷⣄⡀⠀⠀⠀⠀⠀⠀⢠⣤⡀⠀⠀⠀⠀⢸⣿⠀⠀⠀⠀⠀⠀⢸⡄⠀⢰⣾⣿⣿⠀⠀⠞⣡⣾⡟⠀⠀⠈⠛⠛⠛⠲⠀⢸⡇⠹⣿⣿⣿⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠛⢿⣿⣿⣿⣿⣿⡷⠀⠀⠀⠀⠀⠀⣿⣿⣆⡀⠀⠀⣼⣿⠀⠀⢠⣶⣿⣿⣧⡁⠀⢸⣿⣿⣿⠀⠀⣼⣿⣿⠀⠀⢰⣶⣶⣶⣶⣷⠀⢸⡇⠀⢻⣿⣿⣿⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠈⠉⠉⢟⢻⣿⡶⣾⣶⣶⣷⣿⠉⢙⣿⣿⡀⠀⣿⣿⠀⠀⢸⣿⣿⣿⣿⣷⣄⢸⣿⣿⣿⠀⣼⢿⣿⣿⣇⠀⠈⢉⣿⣿⣿⠏⠀⢸⠁⠀⠀⢻⣿⣿⣇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⢀⣍⣻⣿⣿⣿⣷⢨⣿⡋⠀⢰⣿⣷⠀⠀⢸⣿⣿⣿⣿⣿⣿⣾⣿⣿⣿⠀⣿⡌⠛⢿⣿⣿⣾⣿⣿⠿⠋⠀⠀⠈⠀⠀⠀⠈⢿⣿⣿⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⣼⣿⣿⣯⠯⣿⢿⣿⣿⡇⠀⣼⣿⣿⠀⠀⣼⣿⣿⡇⠙⣿⣿⣿⣿⣿⣿⠀⠙⠛⠛⠛⠉⠉⠉⠁⠀⠀⠀⠀⠀⢸⣧⡀⠀⠀⢸⣿⣿⣿⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡀⡀⠀⣀⣄⡠⣤ ⠀⠀⠀⠀⠀⠀⠀⠀⠘⠉⠉⠀⠊⠛⠝⠉⠁⠁⢰⣿⣿⣿⣆⠀⣿⣿⣿⡇⠀⠈⢿⣿⣿⣿⣿⣀⣀⣤⣬⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡮⠙⠂⠀⠈⠻⣿⣿⣷⡀⠀⠀⠀⠀⠀⢰⣶⣤⣶⣶⣿⣿⣿⣶⣿⣿⣦⣿ ⠀⠀⠀⠀⠀⢀⣴⣦⢄⠁⠀⠀⠀⠈⠀⠀⠀⠀⣼⣿⣿⣿⠞⠀⣿⣿⣿⣇⣤⣤⣶⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⢿⣿⣿⣿⣿⣿⣿⣿⠁⠀⠀⠀⠀⠀⢨⣿⣿⣷⣄⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣄⣠⣤⣠⣄⣿⣿⣿⡯⡤⡆⠀⡠⣠⣴⣶⣶⣾⣿⣿⣿⣿⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢿⣿⣿⣿⣿⣿⣿⣿⠀⠀⢸⣿⣿⣿⣷⣾⣿⣇⠀⠀⠀⠀⠀⠀⠻⣿⣿⣟⠀⠀⠀⠀⣸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣶⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⣾⣶⣿⣿⣿⣿⣿⣿⣿⢿⣿⣿⣿⣿⣿⣿⠟⠛⣻⣿⡿⠀⢸⣿⣿⣨⣽⣿⣿⣿⣶⣿⣿⡿⢿⣿⣿⣿⣯⠉⠁⠀⠀⠀⠀⠀⠀⠻⣿⣿⣧⠀⠀⠐⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢻⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⢿⣿⡿⢿⣿⡍⣿⣿⣿⣭⠁⠻⠿⢿⣿⣷⠀⠀⠀⠀⠀⠀⠀⠀⠀⠹⣿⣿⡆⠀⠀⠀⣈⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣽⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠋⠉⠋⠈⠉⢿⣿⣿⣿⣿⠿⠿⠆⣸⡿⣿⣆⢸⣿⡿⣿⣯⡀⣿⣿⣭⣵⣆⣻⣿⣶⣿⣯⣄⠀⠀⠀⠀⠀⠀⠀⠀⠐⢿⣿⡷⠀⠀⢠⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⠇⠀⠘⠿⢿⣶⣿⣿⣿⣿⣧⣠⣶⣶⣿⣟⣻⣿⣾⣿⣧⣼⣿⣷⡿⠿⠿⠿⠟⠛⠛⠛⠋⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢉⣦⠀⠀⠀⣻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠛⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡿⠟⠛⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢫⢸⡇⠀⢽⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⡿⠿⠿⣿⠿⠿⡿⠿⣿⠿⢦⠶⣤⠦⡴⢶⠶⢦⠀⢠⡴⠶⠶⣿⠷⠶⡾⠿⢿⡿⠿⠿⣿⠷⡶⢶⣴⠶⠶⢶⠶⠶⣶⠶⠶⢦⣠⡶⠶⠶⡶⠶⠦⢤⠴⢤⠶⢤⠴⠶⡾⠶⢧⣠⠶⠿⢿⠿⢿⠿⢿⠿⠿⡿⠿⢿⣿ ⣿⡇⢸⡤⣼⠀⠶⡇⠀⠁⠀⢸⠀⣿⠀⠃⢸⠀⢸⠓⣾⡇⠰⠀⣿⠀⠶⡇⢠⠘⡇⠀⡆⢸⡄⠃⣼⢻⠀⠰⡆⠀⡆⢸⠀⠐⢀⡿⡇⠀⠆⡀⠀⠆⣸⠀⢸⠀⠘⠀⠀⡇⠰⢾⣿⡆⠀⣾⠀⣿⠀⠘⠀⠀⡇⠰⢾⣿ ⣿⡇⠸⠀⢸⠀⠶⡇⢸⠀⡇⢸⠀⣿⠀⡀⢸⠀⢸⠿⣿⡇⢸⠀⣿⠀⠾⠃⢈⠀⡇⠀⠇⢸⡇⠀⡇⢸⠀⢰⡇⠀⠇⢸⠀⢰⠀⣷⡇⠀⡖⡇⠀⡇⢸⠀⢸⠀⡆⢸⠀⡇⠰⢾⡁⡇⠀⣿⠀⣿⠀⡄⠀⠀⡇⠰⢾⣿ ⣿⠿⠲⢷⠚⠲⠖⠳⠺⠖⠗⠚⡒⡷⠒⠓⠚⢲⣾⣶⣋⠓⠺⠒⠛⠒⠒⠒⠚⠒⠒⠒⠒⠋⠑⠒⠁⠈⠒⠊⠙⠒⠒⠛⠒⠚⠒⠁⠓⠒⠁⠑⠒⠓⠚⠒⠚⠒⠓⠒⠒⣷⣶⣾⠁⠑⠒⠛⠒⠚⢲⣷⣷⣶⣷⣶⠚⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠰⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠸⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠹⣿⣿⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡧⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢻⣿⣿⣿⣇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⠤⠶⠦⢄⠀⢸⣿⣿⣿⣆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⣻⣿⣷⣄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢠⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⠀⠀⠀⣠⠖⣫⣶⣿⣿⣷⣦⡄⠀⡆⢸⡿⣿⣿⣿⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⣿⣿⣿⣿⣷⣄⡀⠀⠀⠀⠀⠀⠀⠠⣤⣀⠀⠀⠀⠀⢸⣿⠀⠀⠀⠀⠀⠀⠔⠀⠀⢰⣾⣿⣿⠀⠀⠞⣡⣾⡟⠀⠀⠈⠛⠻⠟⠶⠀⢸⡇⢻⣿⣿⣿⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠛⢿⣿⣿⣿⣿⣿⣷⠀⠀⠀⠀⠀⠀⣿⣿⣆⠀⠀⠀⣼⡿⠀⠀⢠⣶⣿⣿⣧⡀⠀⢸⣿⣿⣿⠀⠀⣼⣿⣿⠀⠀⢰⣶⣶⣶⣶⣷⠀⢸⡇⠀⢻⣿⣿⣷⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠈⠉⠙⠛⠻⢿⠒⣶⣶⣶⣾⣿⠉⠙⣿⣿⠀⠀⣿⣟⠀⠀⢸⣿⣿⣿⣿⣷⣄⢸⣿⣿⣿⠀⣼⢿⣿⣿⣇⠀⠈⢉⣿⣿⣿⠏⠀⢸⠁⠀⠀⢻⣿⣿⡆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⣉⣻⣿⣿⣿⣷⣠⣿⡏⠀⢰⣿⣯⠀⠀⢸⣿⣿⣿⣿⣿⣿⣾⣿⣿⣿⠀⣿⡌⠛⢿⣿⣿⣾⣿⣿⠿⠋⠀⠀⠈⠀⠀⠀⠈⣿⣿⣿⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⣼⣿⣿⡿⠛⢛⢽⣿⣿⡇⠀⣸⣿⣿⠀⠀⣸⣿⣿⡇⠙⣿⣿⣿⣿⣿⣿⠀⠙⠛⠛⠛⠉⠉⠉⠁⠀⠀⠀⠀⠀⢸⣧⡀⠀⠀⠸⣿⣿⣷⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣀⡀⢀⡀⣀⡤⣤ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠉⠁⠁⠀⠙⠁⠁⠀⠀⢰⣿⣿⣿⡄⠀⣿⣿⣿⡇⠀⠈⢿⣿⣿⣿⣿⣀⣀⣤⣬⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡮⠙⠂⠀⠈⠻⣿⣿⣷⡀⠀⠀⠀⠀⠀⢰⣤⣤⣴⣢⡲⣾⣯⣾⣶⣯⣿⣿ ⠀⠀⠀⠀⠀⢀⣷⣦⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣼⣿⣿⣿⡏⠀⣿⣿⣿⣇⣤⣤⣶⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⢿⣿⣿⣿⣿⣿⣿⣿⠁⠀⠀⠀⠀⠀⢨⣿⣿⣷⡄⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⠀⠀⣀⣀⣀⣻⣿⣿⡇⡄⡀⠀⠠⠠⣰⣶⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢿⣿⣿⣿⣿⣿⣿⣿⠀⠀⢸⣿⣿⣿⣷⣾⣿⣇⠀⠀⠀⠀⠀⠀⠻⣿⣿⣟⠀⠀⠀⠀⣸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣤⣼⣿⣿⣿⣿⣿⣿⣿⣾⣷⣴⣿⣿⣿⣿⣿⣿⣿⣿⢿⣿⣿⣿⣿⣿⣿⠟⠛⣻⣿⡿⠀⢸⣿⣿⣨⣽⣿⣿⣿⣶⣿⣿⡿⢿⣿⡿⣿⣯⠉⠁⠀⠀⠀⠀⠀⠀⠻⣿⣿⣇⠀⠀⠐⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢹⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⢿⣿⡿⢿⣿⡍⣿⣿⣿⣭⠁⠻⠿⢿⣿⣶⠀⠀⠀⠀⠀⠀⠀⠀⠀⢻⣿⣿⡄⠀⠀⠀⣈⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣶⣍⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠏⠉⠏⠈⠉⢿⣿⣿⣿⣿⠿⡿⠆⣸⡿⣿⣇⢸⣿⡿⣿⣯⡀⣿⣯⣭⣽⣆⣻⣿⣶⣿⣯⣄⠀⠀⠀⠀⠀⠀⠀⠀⠐⢿⣿⡷⠀⠀⢰⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⠇⠀⠘⠿⢿⣶⣿⣿⣿⣿⣧⣠⣶⣶⣿⣟⣿⣿⣾⣿⣧⣼⣿⣷⡿⠿⠿⠿⠛⠛⠛⠋⠉⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢙⣦⠀⠀⠀⣻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠛⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠟⠋⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢫⢸⡇⠀⢽⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⡿⠿⠿⣿⠿⠿⡿⠿⡿⠿⢦⠶⣤⠦⡴⢶⠶⢦⡀⢠⡴⠶⠶⣿⠷⠶⡿⠿⢿⡿⠿⠿⣿⠷⡶⢶⣰⠶⠶⢶⠶⠶⣶⠶⠶⢦⣠⡶⠶⠶⡶⠶⠦⢤⠴⢤⠶⢤⠴⠶⡾⠶⢧⣠⠶⠿⢿⠿⢿⠿⢿⠿⠿⡿⠿⢿⣿ ⣿⡇⢸⠤⣼⠀⠶⡇⠀⠁⠀⢸⠀⣿⠀⠃⢸⠀⢸⠓⣾⡇⠰⠀⣿⠀⠶⡇⢠⠘⡇⠀⡆⢸⡄⠃⣼⢻⠀⠰⡇⠀⡆⢸⠀⠐⢀⡿⡇⠀⠂⡀⠀⠆⣸⠀⢸⠀⠘⠀⠀⡇⠰⢾⣿⡆⠀⣾⠀⢸⠀⠘⠀⠀⡇⠰⢾⣿ ⣿⡇⠸⠀⢸⠀⠶⡇⢸⠀⡇⢸⠀⣿⠀⡀⢸⠀⢸⠿⣿⡇⢸⠀⣿⠀⠾⠃⢈⠀⡇⠀⠇⢸⡇⠀⡇⢸⠀⢰⡇⠀⠇⢸⠀⢰⠀⣷⡇⠀⡖⡇⠀⡇⢸⠀⢸⠀⡆⢸⠀⡇⠰⢾⡀⡇⠀⣿⠀⢸⠀⡄⠀⠀⡇⠰⢾⣿ ⣿⠿⠲⢷⠚⠲⠖⠳⠺⠖⠗⠚⡒⣷⠒⠓⠚⢲⣾⣶⣋⠓⠺⠒⠛⠒⠒⠒⠚⠒⠒⠒⠒⠋⠑⠒⠁⠈⠒⠊⠙⠒⠒⠛⠒⠚⠒⠁⠓⠒⠁⠑⠒⠓⠚⠒⠚⠒⠓⠒⠒⣷⣶⣾⠀⠑⠒⠛⠒⠚⢲⣷⣷⣶⣷⣶⠚⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢳⡁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠸⣿⣿⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠹⣿⣿⣿⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣟⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢻⣿⣿⣿⣇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣥⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⠤⠶⠦⢄⠀⢸⣿⣿⣿⣆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⣸⣿⣶⣄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⠀⠀⠀⣠⠖⣫⣶⣿⣿⣷⣦⡄⠀⡆⢸⡿⣿⣿⣿⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⣿⣿⣿⣿⣷⣄⡀⠀⠀⠀⠀⠀⠀⠠⣤⣀⠀⠀⠀⠀⢸⣿⠀⠀⠀⠀⠀⠨⠅⠀⠀⢰⣾⣿⣿⠀⠀⠞⣡⣾⡟⠀⠀⠈⠛⠻⠻⠲⠀⢸⡇⢻⣿⣿⣿⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠛⢿⣿⣿⣿⣿⣿⣷⠀⠀⠀⠀⠀⠀⣿⣿⣆⡀⠀⠀⣼⡷⠀⠀⢠⣶⣿⣿⣧⡀⠀⢸⣿⣿⣿⠀⠀⣼⣿⣿⠀⠀⢰⣶⣶⣶⣶⣷⠀⢸⡇⠀⢻⣿⣿⣷⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠈⠉⠙⠻⡿⠿⢶⣾⣶⣶⣾⣿⡉⠙⣿⣿⠀⠀⣿⣟⠀⠀⢸⣿⣿⣿⣿⣷⣄⢸⣿⣿⣿⠀⣼⢿⣿⣿⣇⠀⠈⢉⣿⣿⣿⠏⠀⢸⠁⠀⠀⢻⣿⣿⡆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⣉⢻⣿⣿⣿⣷⢠⣿⡃⠀⢰⣿⣏⠀⠀⢸⣿⣿⣿⣿⣿⣿⣾⣿⣿⣿⠀⣿⡌⠛⢿⣿⣿⣶⣿⣿⠿⠋⠀⠀⠈⠀⠀⠀⠈⣿⣿⣿⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⣸⣿⣿⡿⠟⣻⢿⣿⣿⡇⠀⣼⣿⣿⠀⠀⣾⣿⣿⡇⠙⣿⣿⣿⣿⣿⣿⠀⠙⠛⠛⠛⠉⠉⠉⠁⠀⠀⠀⠀⠀⢸⣧⡀⠀⠀⢸⣿⣿⣷⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣀⡀⣀⣀ ⠀⠀⠀⠀⠀⠀⠀⠀⠈⠋⠀⠀⠐⠑⠈⠉⠁⠀⢰⣿⣿⣿⣄⠀⣿⣿⣿⡇⠀⠈⢿⣿⣿⣿⣿⣀⣀⣤⣬⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡯⠙⠂⠀⠈⠻⣿⣿⣷⡀⠀⠀⠀⠀⠀⠠⣢⣤⣶⣶⣖⣿⣿⣶⣾⣿⣿⣿ ⠀⠀⠀⠀⠀⢠⣾⣦⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣸⣿⣿⣿⡅⠀⣿⣿⣿⣇⣤⣤⣶⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⢿⣿⣿⣿⣿⣿⣿⣿⠁⠀⠀⠀⠀⠀⢸⣿⣿⣷⡄⠀⠀⠀⠀⠸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ 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⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢻⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⢿⣿⡿⢿⣿⡍⣿⣿⣿⣭⠁⠻⠿⢿⣿⣷⠀⠀⠀⠀⠀⠀⠀⠀⠀⢻⣿⣿⡄⠀⠀⠀⣈⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠏⠉⢏⠈⠉⢿⣿⣿⣿⣿⠿⡿⠆⣸⡿⣿⣆⢸⣿⡿⣿⣯⡀⣿⣿⣭⣽⣆⣻⣿⣶⣿⣯⣄⠀⠀⠀⠀⠀⠀⠀⠀⠐⢿⣿⡿⠀⠀⢰⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⠇⠀⠘⠿⣿⣶⣿⣿⣿⣿⣧⣤⣶⣶⣿⣟⣿⣿⣾⣿⣧⣼⣿⣷⡿⠿⠿⠿⠛⠛⠛⠛⠉⠉⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⢉⣦⠀⠀⠀⣻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠛⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠟⠋⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢫⢸⡇⠀⢽⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⡿⠿⠿⣿⠿⠿⡿⠿⣿⠿⢦⠶⣤⠦⡴⢶⠶⢦⠀⢠⡴⠶⠾⣿⠷⠶⡿⠿⢿⡿⠿⠿⣿⠷⡶⢶⣴⠶⠶⢶⠶⠶⣶⠶⠶⢦⣰⡶⠶⠶⡶⠶⠦⢤⠶⢤⠶⢤⠴⠶⡾⠶⢧⣠⠶⠿⢿⠿⢿⠿⢿⠿⠿⡿⠿⢿⣿ ⣿⡇⢸⣤⣼⠀⠶⡇⠀⠁⠀⢸⠀⣿⠀⠃⢸⠀⢸⠓⣾⡇⠰⠀⣯⠀⠶⡇⢠⠘⡇⠀⡆⢸⡀⠃⣼⢻⠀⠰⡇⠀⡆⢸⠀⠐⢀⡿⡇⠀⠆⡀⠀⠆⣸⠀⢸⠀⠸⠀⠀⡇⠰⢾⣿⡆⠀⣾⠀⣿⠀⠸⠀⠀⡇⠰⢾⣿ ⣿⡇⠸⠀⢸⠀⠶⡇⢸⠀⡇⢸⠀⣿⠀⡀⢸⠀⢸⠿⣿⡇⢸⠀⣏⠀⠾⠃⢈⠀⡇⠀⠇⢸⡇⠀⡏⢸⠀⢰⡇⠀⠇⢸⠀⢰⠀⣿⡇⠀⡖⡇⠀⡇⢸⠀⢸⠀⡆⢸⠀⡇⠰⢾⡁⡇⠀⣿⠀⣿⠀⡄⠀⠀⡇⠰⢾⣿ ⣿⠿⠲⢷⠚⠲⠖⠳⠺⠖⠗⠚⡒⣷⠒⠓⠚⢲⣾⣶⣋⠓⠺⠒⠛⠒⠒⠒⠚⠒⠒⠒⠒⠋⠑⠒⠁⠈⠒⠊⠙⠒⠒⠛⠒⠚⠒⠁⠓⠒⠁⠑⠒⠓⠚⠒⠚⠒⠓⠒⠒⣷⣶⣾⠁⠑⠒⠛⠒⠚⢲⣷⣷⣶⣷⣶⠚⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣯⠇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢻⣿⣿⣿⣿⡅⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⠄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢻⣿⣿⣿⣷⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢿⣿⣿⣿⣇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⠤⠶⠦⢄⠀⢸⣿⣿⣿⡆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ 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⠻⢿⣿⣿⣿⣿⣿⣷⠀⠀⠀⠀⠀⠀⣿⣿⣧⡀⠀⠀⣿⣟⠀⠀⢰⣶⣿⣿⣧⡀⠀⢸⣿⣿⣿⠀⠀⣼⣿⣿⠀⠀⢰⣶⣶⣶⣶⣷⠀⢸⡇⠀⢿⣿⣿⣷⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠉⠉⠛⣻⣿⠰⣿⣿⣾⣿⣿⡉⠉⣿⣿⡆⠀⣿⣿⠀⠀⢸⣿⣿⣿⣿⣷⣄⢸⣿⣿⣿⠀⣼⢿⣿⣿⣇⠀⠈⢉⣿⣿⣿⠏⠀⢸⠃⠀⠈⣿⣿⣿⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠈⠀⠀⠀⠀⠀⠀⠀⣙⣛⣿⣿⣿⣷⡄⣿⡿⠀⣸⣿⣟⠀⠀⢸⣿⣿⣿⣿⣿⣿⣾⣿⣿⣿⠀⣿⡌⠛⢿⣿⣿⣶⣿⣿⠿⠋⠀⠀⠈⠀⠀⠀⠘⣿⣿⣿⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⣴⣿⣿⠿⠿⣿⣿⣿⣿⡯⠠⣾⣿⣿⠀⠀⣼⣿⣿⡇⠙⣿⣿⣿⣿⣿⣿⠀⠙⠛⠛⠛⠉⠉⠉⠁⠀⠀⠀⠀⠀⢸⣧⡀⠀⠀⢻⣿⣿⣧⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣀⠀⠀⣴⡤⣀ ⠀⠀⠀⠀⠀⠀⠀⡐⠑⠈⠁⠀⠀⠘⠛⠉⠁⠀⢠⣿⣿⣿⣄⠀⣿⣿⣿⡇⠀⠈⢿⣿⣿⣿⣿⣀⣀⣤⣬⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡮⠙⠂⠀⠈⠻⣿⣿⣧⡀⠀⠀⠀⠀⠀⢢⣤⣤⣶⣴⣾⣾⣿⣷⣾⣿⣿⣿ ⠀⠀⠀⠀⠀⢈⣤⣦⣄⠀⠀⠀⠀⠀⠀⠀⠀⠀⣼⣿⣿⣿⡯⠀⣿⣿⣿⣇⣤⣤⣶⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⢿⣿⣿⣿⣿⣿⣿⣿⠁⠀⠀⠀⠀⠀⢸⣿⣿⣷⡄⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣄⣀⣀⣠⣄⣼⣿⣿⣷⣠⡄⢀⣄⣀⣶⣶⣶⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢿⣿⣿⣿⣿⣿⣿⣿⠀⠀⢸⣿⣿⣿⣷⣿⣿⣇⠀⠀⠀⠀⠀⠀⠻⣿⣿⣏⠀⠀⠀⠀⣸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⣿⣿⣿⣿⣿⣿⣿⣿⣿⢿⣿⣿⣿⣿⣿⣿⠟⠋⣻⣿⡿⠀⢸⣿⣿⣬⣽⣿⣿⣿⣶⣿⣿⡿⢿⣿⣿⣿⣯⠉⠁⠀⠀⠀⠀⠀⠀⠻⣿⣿⣧⠀⠀⠐⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢻⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⢿⣿⡿⢿⣿⡍⣿⣿⣿⣭⠁⠻⠿⢿⣿⣷⠀⠀⠀⠀⠀⠀⠀⠀⠀⢻⣿⣿⡄⠀⠀⠀⣈⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣟⣽⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠏⠉⠏⠈⠉⢿⣿⣿⣿⣿⠿⡿⠇⣸⡿⣿⣆⢸⣿⡿⣿⣯⡀⣿⣿⣭⣽⣆⣻⣿⣶⣿⣯⣄⠀⠀⠀⠀⠀⠀⠀⠀⠐⢿⣿⡷⠀⠀⢰⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⠇⠀⠘⠿⢿⣶⣿⣿⣿⣿⣧⣠⣶⣶⣿⣟⣿⣿⣾⣿⣧⣼⣿⣷⡿⠿⠿⠿⠟⠛⠛⠛⠉⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⢙⣦⠀⠀⠀⣻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠛⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡟⠛⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢫⢸⡇⠀⢽⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⡿⠿⠿⣿⠿⠿⡿⠿⣿⠿⢦⠶⣤⠦⡴⢶⠶⢦⡀⢠⡴⠶⠾⣿⠷⠶⡾⠿⢿⡿⠿⠿⣿⠷⡶⢶⣰⠶⠶⢶⠶⠶⣶⠶⠶⢦⣠⡶⠶⠶⡶⠶⠦⢤⠴⢦⠶⢤⠴⠶⡾⠶⢧⣤⠶⠿⢿⠿⢿⠿⢿⠿⠿⡿⠿⢿⣿ ⣿⡇⢸⡤⣼⠀⠶⡇⠀⠁⠀⢸⠀⣿⠀⠃⢸⠀⢸⠓⣾⡇⠰⠀⣿⠀⠶⡇⢠⠘⡇⠀⡆⢸⡀⠃⣼⢻⠀⠰⡇⠀⡆⢸⠀⠐⢀⡿⡇⠀⠆⡀⠀⠆⣸⠀⢸⠀⠸⠀⠀⡇⠰⢾⣿⡆⠀⣾⠀⣿⠀⠸⠀⠀⡇⠰⢾⣿ ⣿⡇⠸⠀⢸⠀⠶⡇⢸⠀⡇⢸⠀⣿⠀⡀⢸⠀⢸⠿⣿⡇⢸⠀⣿⠀⠾⠃⢈⠀⡇⠀⠇⢸⡇⠀⡇⢸⠀⢰⡇⠀⠇⢸⠀⢰⠀⣷⡇⠀⡖⡇⠀⡇⢸⠀⢸⠀⡆⢸⠀⡇⠰⢾⡁⡇⠀⣿⠀⣿⠀⡄⠀⠀⡇⠰⢾⣿ ⣿⠿⠲⢷⠚⠲⠖⠳⠺⠖⠗⠚⡒⣷⠒⠓⠚⢲⣾⣶⣋⠓⠺⠒⠛⠒⠒⠒⠚⠒⠒⠒⠒⠋⠑⠒⠁⠈⠒⠊⠙⠒⠒⠛⠒⠚⠒⠁⠓⠒⠁⠑⠒⠓⠚⠒⠚⠒⠓⠒⠒⣷⣶⣾⠁⠑⠒⠛⠒⠚⢲⣷⣷⣶⣷⣶⠚⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠟⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢹⣿⣿⣿⣿⣿⡆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣱⠄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠙⢿⣿⣿⣿⣷⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡸⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⢿⣿⣿⣿⣇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢐⣵⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⠤⠶⠦⢄⠀⢸⣿⣿⣿⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⣨⣿⣶⣤⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⠀⠀⠀⣠⠖⣫⣶⣿⣿⣷⣦⡄⠈⡆⢸⣿⣿⣿⣿⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⣿⣿⣿⣿⣿⣄⣀⠀⠀⠀⠀⠀⠀⠀⣤⣀⠀⠀⠀⠀⢼⣿⠀⠀⠀⠈⠁⠀⠀⠀⠀⢰⣾⣿⣿⠀⠀⠞⣡⣾⡟⠀⠀⠈⠛⠛⠛⠲⠀⢸⡇⢿⣿⣿⣷⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠛⢿⣿⣿⣿⣿⣿⣷⠄⠀⠀⠀⠀⠀⣿⣿⣧⡀⠀⠀⣾⣿⠀⠀⢰⣶⣿⣿⣧⡀⠀⢸⣿⣿⣿⠀⠀⣼⣿⣿⠀⠀⢰⣶⣶⣶⣶⣷⠀⢸⡇⠈⢿⣿⣿⣗⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠉⠉⠛⢿⣿⡵⣾⣾⣶⣿⣷⡉⠉⣿⣿⠆⠀⣿⡿⠀⠀⢸⣿⣿⣿⣿⣷⣄⢸⣿⣿⣿⠀⣼⢿⣿⣿⣇⠀⠈⢉⣿⣿⣿⠏⠀⢸⠃⠀⠈⢿⣿⣿⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠁⠀⠀⠀⠀⠀⠀⣹⣻⣿⣿⣿⣷⡄⣿⣿⠀⢸⣿⣧⠀⠀⢸⣿⣿⣿⣿⣿⣿⣾⣿⣿⣿⠀⣿⡌⠛⢿⣿⣿⣶⣿⣿⠿⠋⠀⠀⠈⠀⠀⠀⠘⣿⣿⣿⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⢜⣿⣿⣯⠛⢿⣿⣿⣿⡿⠀⣾⣿⣿⠀⠀⣾⣿⣿⡇⠙⣿⣿⣿⣿⣿⣿⠀⠙⠛⠛⠛⠉⠉⠉⠁⠀⠀⠀⠀⠀⢸⣧⡀⠀⠀⢿⣿⣿⣧⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣀⣤⣤ ⠀⠀⠀⠀⠀⠀⠀⠀⠂⠍⠅⠁⠈⡰⠒⠁⠉⠁⢸⣿⣿⣿⣴⡀⣿⣿⣿⡇⠀⠈⢿⣿⣿⣿⣿⣀⣀⣤⣬⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡯⠙⠂⠀⠈⠻⣿⣿⣧⡀⠀⠀⠀⠀⠀⢲⣤⣠⣤⣶⣶⣾⣿⣾⣿⣾⣿⣿ ⠀⠀⠀⠈⠀⠈⣴⣦⡄⠄⡈⠀⠀⠘⠀⠀⠀⢀⣼⣿⣿⣿⡇⠀⣿⣿⣿⣇⣤⣤⣶⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⢿⣿⣿⣿⣿⣿⣿⣿⠁⠀⠀⠀⠀⠀⢼⣿⣿⣷⡀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣠⣠⣀⣀⣄⣽⣿⣿⣿⡌⢀⡀⣀⣄⣔⣶⣷⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢿⣿⣿⣿⣿⣿⣿⣿⠀⠀⢸⣿⣿⣿⣷⣿⣿⣇⠀⠀⠀⠀⠀⠀⢻⣿⣿⣏⠀⠀⠀⠀⣸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣶⣾⣿⣿⣿⣿⣿⣿⣿⢿⣿⣿⣿⣿⣿⣿⠟⠋⣻⣿⡿⠀⢸⣿⣿⣬⣽⣿⣿⣿⣶⣿⣿⡿⢿⣿⣿⣿⣯⠉⠁⠀⠀⠀⠀⠀⠀⢻⣿⣿⣇⠀⠀⠐⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢻⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⢿⣿⡿⢿⣿⡍⣿⣿⣿⣭⠁⠻⠿⠿⣿⣷⠀⠀⠀⠀⠀⠀⠀⠀⠀⢻⣿⣿⡄⠀⠀⠀⣈⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠏⠉⢏⠈⠉⢿⣿⣿⣿⣿⠿⡿⠇⣸⡿⣿⣆⢸⣿⡿⣿⣯⡀⣿⣿⣭⣽⣆⣻⣿⣶⣿⣯⣄⠀⠀⠀⠀⠀⠀⠀⠀⠐⢿⣿⡷⠀⠀⢰⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⠇⠀⠘⠿⢿⣶⣿⣿⣿⣿⣧⣠⣶⣶⣿⣟⣿⣿⣾⣿⣧⣼⣿⣷⡿⠿⠿⠿⠛⠛⠛⠛⠉⠉⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⢙⣦⠀⠀⠀⣻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠛⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡟⠛⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢫⢸⡇⠀⢽⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⡿⠿⠿⣿⠿⠿⡿⠿⣿⠿⢦⠶⣤⠦⡴⢶⠶⢦⡀⢠⡴⠶⠶⣿⠷⠶⡾⠿⢿⡿⠿⠿⣿⠷⡶⢶⣴⠶⠶⢶⠶⠶⣶⠶⠶⢦⣠⡶⠶⠶⡶⠶⠦⢤⠴⢦⠶⢤⠴⠶⡾⠶⢧⣤⠾⠿⢿⠿⢿⠿⢿⠿⠿⡿⠿⢿⣿ ⣿⡇⢸⢤⣼⠀⠶⡇⠀⠁⠀⢸⠀⣿⠀⠃⢸⠀⢸⠓⣾⡇⠰⠀⣿⠀⠶⡇⢠⠘⡇⠀⡆⢸⡀⠃⣼⢻⠀⠰⡇⠀⡆⢸⠀⠐⢀⡿⡇⠀⠆⡀⠀⠆⣸⠀⢸⠀⠸⠀⠀⡇⠰⢾⣿⡆⠀⣾⠀⣿⠀⠸⠀⠀⡇⠰⢾⣿ ⣿⡇⠸⠀⢸⠀⠶⡇⢸⠀⡇⢸⠀⣿⠀⡀⢸⠀⢸⠿⣿⡇⢸⠀⣿⠀⠾⠃⢈⠀⡇⠀⠇⢸⡇⠀⡇⢸⠀⢰⡇⠀⠇⢸⠀⢰⠀⣿⡇⠀⡖⡇⠀⡇⢸⠀⢸⠀⡆⢸⠀⡇⠰⢾⡀⡇⠀⣿⠀⣿⠀⡄⠀⠀⡇⠰⢾⣿ ⣿⠿⠲⢷⠚⠲⠖⠳⠺⠖⠗⠚⡒⣷⠒⠓⠚⢲⣾⣶⣋⠓⠺⠒⠛⠒⠒⠒⠚⠒⠒⠒⠒⠋⠑⠒⠁⠈⠒⠊⠙⠒⠒⠛⠒⠚⠒⠁⠓⠒⠁⠑⠒⠓⠚⠒⠚⠒⠓⠒⠒⣷⣶⣾⠁⠑⠒⠛⠒⠚⢲⣷⣷⣶⣷⣶⠚⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢹⣿⣿⣿⣿⣿⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⠇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠻⣿⣿⣿⣿⣷⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡔⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⢿⣿⣿⣿⣇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣯⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⠤⠶⠦⢄⠀⢸⣿⣿⣿⡆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⣜⣿⣷⣤⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⠀⠀⠀⣠⠖⣫⣶⣿⣿⣷⣦⡄⠈⡆⢸⣿⣿⣿⣿⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⣿⣿⣿⣿⣿⣦⣀⠀⠀⠀⠀⠀⠀⠀⣤⣀⠀⠀⠀⠀⢸⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⢰⣾⣿⣿⠀⠀⠞⣡⣾⡟⠀⠀⠈⠛⠛⠛⠲⠀⢸⡇⢿⣿⣿⣷⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠛⠿⣿⣿⣿⣿⣿⣷⠄⠀⠀⠀⠀⠀⣿⣿⣧⡀⠀⠀⣿⣿⠀⠀⢰⣶⣿⣿⣧⡀⠀⢸⣿⣿⣿⠀⠀⣼⣿⣿⠀⠀⢰⣶⣶⣶⣶⣷⠀⢸⡇⠈⢿⣿⣿⡧⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠉⠉⠛⠿⢿⠶⣾⣿⣾⣿⣿⡌⠉⣿⣿⡆⢀⣿⣿⠀⠀⢸⣿⣿⣿⣿⣷⣄⢸⣿⣿⣿⠀⣼⢿⣿⣿⣇⠀⠈⢉⣿⣿⣿⠏⠀⢸⠃⠀⠈⣿⣿⣿⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠁⠀⠀⠀⠀⠀⠀⢈⣙⣿⣿⣿⣷⡄⣿⣏⠀⢸⣿⣿⠀⠀⢸⣿⣿⣿⣿⣿⣿⣾⣿⣿⣿⠀⣿⡌⠛⢿⣿⣿⣶⣿⣿⠿⠋⠀⠀⠈⠀⠀⠀⠸⣿⣿⣷⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⢀⢤⣿⣿⡯⠟⣯⣿⣿⣿⣿⠀⣿⣿⣿⠀⠀⣿⣿⣿⡇⠙⣿⣿⣿⣿⣿⣿⠀⠙⠛⠛⠛⠉⠉⠉⠁⠀⠀⠀⠀⠀⢸⣧⡀⠀⠀⢿⣿⣿⣷⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡀⢀⠀⠒⣤⣄ ⠀⠀⠀⠀⠀⠀⠀⠐⠀⠈⠁⠀⠀⠐⡚⠁⠁⠁⢰⣿⣿⣿⣦⣄⣿⣿⣿⡇⠀⠈⢿⣿⣿⣿⣿⣀⣀⣤⣬⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡯⠙⠂⠀⠈⠻⣿⣿⣧⡀⠀⠀⠀⠀⠀⢢⣤⣤⣶⣦⣦⣶⣶⣶⣿⣿⣷⣾ ⠀⠀⠀⠀⠀⢀⣴⣶⣄⠀⠀⠀⠀⠀⠀⠀⠀⢀⣼⣿⣿⣿⣿⡯⣿⣿⣿⣇⣤⣤⣶⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⢿⣿⣿⣿⣿⣿⣿⣿⠁⠀⠀⠀⠀⠀⢸⣿⣿⣷⡄⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣤⣄⣀⣀⣀⣽⣿⣿⣿⣆⡀⠀⡀⣀⣢⣴⣶⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢿⣿⣿⣿⣿⣿⣿⣿⠀⠀⢸⣿⣿⣿⣷⣿⣿⣇⠀⠀⠀⠀⠀⠀⢻⣿⣿⣏⠀⠀⠀⠀⣸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣷⣿⣶⣾⣿⣿⣿⣿⣿⣿⣿⢿⣿⣿⣿⣿⣿⣿⠟⠛⣻⣿⡿⠀⢸⣿⣿⣬⣽⣿⣿⣿⣶⣿⣿⡿⢿⣿⣿⣿⣯⠉⠁⠀⠀⠀⠀⠀⠀⢻⣿⣿⣇⠀⠀⠐⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢻⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⢿⣿⡿⢿⣿⡍⣿⣿⣿⣭⠁⠻⠿⢿⣿⣷⠀⠀⠀⠀⠀⠀⠀⠀⠀⢻⣿⣿⡄⠀⠀⠀⣈⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣽⣿⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠏⠉⢏⠈⠉⢿⣿⣿⣿⣿⠿⡿⠇⣸⡿⣿⣆⢸⣿⡿⣿⣯⡀⣿⣿⣭⣽⣆⣻⣿⣶⣿⣯⣄⠀⠀⠀⠀⠀⠀⠀⠀⠐⢿⣿⡷⠀⠀⢠⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⠇⠀⠘⠿⣿⣶⣿⣿⣿⣿⣧⣠⣶⣶⣿⣟⣿⣿⣾⣿⣧⣼⣿⣷⡿⠿⠿⠿⠛⠛⠛⠛⠉⠉⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⢉⣦⠀⠀⠀⣻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠛⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠟⠛⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢫⢸⠇⠠⢽⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⡿⠿⠿⣿⠿⠿⡿⠿⣿⠿⢦⠶⣤⠦⡴⢶⠶⢦⡀⢠⡴⠶⠶⣿⠿⠶⡿⠿⢿⡿⠿⠿⣿⠷⡶⢶⣴⠶⠶⢶⠶⠶⣶⠶⠶⢶⣠⡶⠶⠶⡶⠶⠦⢤⠴⢤⠶⢤⠴⠶⡾⠶⢧⣤⠶⠿⢿⠿⢿⠿⢿⠿⠿⡿⠿⢿⣿ ⣿⡇⢸⢤⣼⠀⠶⡇⠀⠁⠀⢸⠀⣿⠀⠃⢸⠀⢸⠓⣾⡇⠰⠀⣿⠀⠶⡇⢠⠘⡇⠀⡆⢸⡀⠃⣼⢻⠀⠰⡇⠀⡆⢸⠀⠐⢀⡿⡇⠀⠆⡀⠀⠆⣸⠀⢸⠀⠘⠀⠀⡇⠰⢾⣿⡆⠀⣾⠀⣿⠀⠘⠀⠀⡇⠰⢾⣿ ⣿⡇⠸⠀⢸⠀⠶⡇⢸⠀⡇⢸⠀⣿⠀⡀⢸⠀⢸⠿⣿⡇⢸⠀⣿⠀⠾⠃⢈⠀⡇⠀⠇⢸⡇⠀⡇⢸⠀⢰⡇⠀⠇⢸⠀⢰⠀⣷⡇⠀⡖⡇⠀⡇⢸⠀⢸⠀⡆⢸⠀⡇⠰⢾⡁⡇⠀⣿⠀⣿⠀⡄⠀⠀⡇⠰⢾⣿ ⣿⠿⠲⢷⠚⠲⠖⠳⠺⠖⠗⠚⠒⣷⠒⠓⠚⢲⣾⣶⣋⠓⠺⠒⠛⠒⠒⠒⠚⠒⠒⠒⠒⠋⠑⠒⠁⠈⠒⠊⠙⠒⠒⠛⠒⠚⠒⠁⠓⠒⠁⠑⠒⠓⠚⠒⠚⠒⠓⠒⠒⣷⣶⣾⠁⠑⠒⠛⠒⠚⢲⣷⣷⣶⣷⣶⠚⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⡃⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⡆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣝⠄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⠿⣿⣿⣿⣿⣷⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢷⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⢿⣿⣿⣿⣇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣧⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⠤⠶⠦⢄⠀⢸⣿⣿⣿⡆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⣌⣿⣶⣤⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⠀⠀⠀⣠⠖⣫⣶⣿⣿⣷⣦⡄⠈⡆⢸⣿⣿⣿⣿⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⣿⣿⣿⣿⣿⣦⣀⠀⠀⠀⠀⠀⠀⠀⣤⣀⠀⠀⠀⠀⢸⣿⠀⠀⠀⠀⠀⠀⠀⠀⠀⢰⣾⣿⣿⠀⠀⠞⣡⣾⡟⠀⠀⠈⠛⠛⠛⠲⠀⢸⡇⢿⣿⣿⣷⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠛⢿⣿⣿⣿⣿⣿⣷⠄⠀⠀⠀⠀⠀⣿⣿⣧⡀⠀⠀⣾⣿⠀⠀⢰⣶⣿⣿⣧⡀⠀⢸⣿⣿⣿⠀⠀⣼⣿⣿⠀⠀⢰⣶⣶⣶⣶⣷⠀⢸⡇⠈⢿⣿⣿⣧⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠈⠉⠉⠻⣿⣿⣶⣿⣷⣾⣿⣷⡍⠉⣿⣿⡆⢀⣿⣟⠀⠀⢸⣿⣿⣿⣿⣷⣄⢸⣿⣿⣿⠀⣼⢿⣿⣿⣇⠀⠈⢉⣿⣿⣿⠏⠀⢸⠃⠀⠈⣿⣿⣿⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⠀⣹⣛⣿⣿⣿⣷⡄⣿⣟⠀⣾⣿⣿⠀⠀⢸⣿⣿⣿⣿⣿⣿⣾⣿⣿⣿⠀⣿⡌⠛⢿⣿⣿⣶⣿⣿⠿⠋⠀⠀⠈⠀⠀⠀⠘⣿⣿⣷⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ ⠀⠀⠀⠀⠀⠀⠀⠀⢠⣿⣿⡿⠋⠿⣿⣿⣿⣷⠀⣿⣿⣿⠀⠀⣿⣿⣿⡇⠙⣿⣿⣿⣿⣿⣿⠀⠙⠛⠛⠛⠉⠉⠉⠁⠀⠀⠀⠀⠀⢸⣧⡀⠀⠀⢿⣿⣿⣧⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡀⣀⣀⠀⢠⣤⣦⣤ ⠀⠀⠀⠀⠀⠀⠀⠀⠈⢈⠁⡀⠀⢙⠋⠃⠈⠀⢰⣿⣿⣿⣶⡠⣿⣿⣿⡇⠀⠈⢿⣿⣿⣿⣿⣀⣀⣤⣬⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡯⠙⠂⠀⠈⠻⣿⣿⣧⡀⠀⠀⠀⠀⠀⢲⣤⣦⣶⣶⣷⣾⣿⣴⣷⣿⣿⣿ ⠀⠀⠀⠀⠀⢠⣤⣶⡀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣾⣿⣿⣿⡷⠯⣿⣿⣿⣇⣤⣤⣶⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⢿⣿⣿⣿⣿⣿⣿⣿⠁⠀⠀⠀⠀⠀⢼⣿⣿⣷⡀⠀⠀⠀⠀⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣄⡄⣀⣀⣤⣹⣿⣿⣿⡤⢀⢠⣄⣠⣾⣵⣾⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢿⣿⣿⣿⣿⣿⣿⣿⠀⠀⢸⣿⣿⣿⣷⣾⣿⣇⠀⠀⠀⠀⠀⠀⠻⣿⣿⣏⠀⠀⠀⠀⣸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣽⣿⣿⣿⣿⣿⣿⣿⣷⣾⣾⣿⣿⣿⣿⣿⣿⣿⣿⢿⣿⣿⣿⣿⣿⣿⠟⠋⣻⣿⡿⠀⢸⣿⣿⣨⣽⣿⣿⣿⣶⣿⣿⡿⢿⣿⣿⣿⣯⠉⠁⠀⠀⠀⠀⠀⠀⢻⣿⣿⣇⠀⠀⠐⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⢻⢸⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⢿⣿⡿⢿⣿⡍⣿⣿⣿⣭⠁⠻⠿⢿⣿⣷⠀⠀⠀⠀⠀⠀⠀⠀⠀⢻⣿⣿⡄⠀⠀⠀⣈⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠏⠉⢏⠈⠉⢿⣿⣿⣿⣿⠿⡿⠇⣸⡿⣿⣆⢸⣿⡿⣿⣯⡀⣿⣿⣭⣵⣆⣻⣿⣶⣿⣯⣄⠀⠀⠀⠀⠀⠀⠀⠀⠐⢿⣿⡷⠀⠀⢠⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠿⠇⠀⠘⠿⢿⣶⣿⣿⣿⣿⣧⣠⣶⣶⣿⣿⣿⣿⣾⣿⣧⣼⣿⣷⡿⠿⠿⠿⠛⠛⠛⠛⠉⠉⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⢙⣦⠀⠀⠀⣻⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠛⢿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⡟⠛⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢫⢸⠇⠠⢽⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿⣿ ⣿⡿⠿⠿⣿⠿⠿⡿⠿⣿⠿⢦⠶⣤⠦⡴⢶⠶⢦⠀⢠⡴⠶⠶⣿⠿⠶⡿⠿⢿⡿⠿⠿⣿⠷⡶⢶⣴⠶⠶⢶⠶⠶⣶⠶⠶⢦⣠⡶⠶⠶⡶⠶⠦⢤⠶⢦⠶⢤⠴⠶⡾⠶⢧⣠⠾⠿⢿⠿⢿⠿⢿⠿⠿⡿⠿⢿⣿ ⣿⡇⢸⡤⣼⠀⠶⡇⠀⠁⠀⢸⠀⣿⠀⠃⢸⠀⢸⠓⣾⡇⠰⠀⣿⠀⠶⡇⢠⠘⡇⠀⡆⢸⡄⠃⣼⢻⠀⠰⡇⠀⡆⢸⠀⠐⢀⡿⡇⠀⠆⡀⠀⠆⣸⠀⢸⠀⠘⠀⠀⡇⠰⢾⣿⡆⠀⣾⠀⣿⠀⠘⠀⠀⡇⠰⢾⣿ ⣿⡇⠸⠀⢸⠀⠶⡇⢸⠀⡇⢸⠀⣿⠀⡀⢸⠀⢸⠿⣿⡇⢸⠀⣿⠀⠾⠃⢈⠀⡇⠀⠇⢸⡇⠀⡇⢸⠀⢰⣇⠀⠇⢸⠀⢰⠀⣷⡇⠀⡖⡇⠀⡇⢸⠀⢸⠀⡆⢸⠀⡇⠰⢾⡀⡇⠀⣿⠀⣿⠀⡄⠀⠀⡇⠰⢾⣿ ⣿⠿⠲⢷⠚⠲⠖⠳⠺⠖⠗⠚⡒⣷⠒⠓⠚⢲⣾⣶⣋⠓⠺⠒⠛⠒⠒⠒⠚⠒⠒⠒⠒⠋⠑⠒⠁⠈⠒⠊⠙⠒⠒⠛⠒⠚⠒⠁⠓⠒⠁⠑⠒⠓⠚⠒⠚⠒⠓⠒⠒⣷⣶⣾⠁⠑⠒⠛⠒⠚⢲⣷⣷⣶⣷⣶⠚⠀ ䷩ 𝚕𝚒𝚗𝚎 2442 ╒═══════════════════ 𝐀𝐑𝐓𝐈𝐂𝐋𝐄 ═════════════════════════════════════════════════╕ (ℹ) Images, hyperlinks and comments at http://techrights.org/2021/11/26/irc-log-241121/#comments Gemini version at gemini://gemini.techrights.org/2021/11/26/irc-log-241121/ ⠀⌧ █▇▆▅▄▃▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁ 11.26.21⠀▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▂▃▄▅▆▇█ ⌧ Gemini_version_available_♊︎ ✐ IRC_Proceedings:_Wednesday,_November_24,_2021⠀✐ Posted in IRC_Logs at 2:39 am by Needs Sunlight Also available via the Gemini protocol at: * gemini://gemini.techrights.org/tr_text_version/irc-log-techrights- 241121.txt * gemini://gemini.techrights.org/tr_text_version/irc-log-241121.txt * gemini://gemini.techrights.org/tr_text_version/irc-log-social-241121.txt * gemini://gemini.techrights.org/tr_text_version/irc-log-techbytes- 241121.txt Over HTTP: 🄸🄼🄰🄶🄴_🄳🄴🅂🄲🅁🄸🄿🅃🄸🄾🄽_⦇H 🄸🄼🄰🄶🄴_🄳🄴🅂🄲🅁🄸🄿🅃🄸🄾🄽_⦇HTML5_logs⦈_ #techrights_log_as_HTML5 #boycottnovell_log_as_HTML5 🄸🄼🄰🄶🄴_🄳🄴🅂🄲🅁🄸🄿🅃🄸🄾🄽_⦇H 🄸🄼🄰🄶🄴_🄳🄴🅂🄲🅁🄸🄿🅃🄸🄾🄽_⦇HTML5_logs⦈_ #boycottnovell-social_log_as_HTML5 #techbytes_log_as_HTML5 🄸🄼🄰🄶🄴_🄳🄴🅂🄲🅁🄸🄿🅃🄸🄾🄽_⦇t 🄸🄼🄰🄶🄴_🄳🄴🅂🄲🅁🄸🄿🅃🄸🄾🄽_⦇text_logs⦈_ #techrights_log_as_text #boycottnovell_log_as_text 🄸🄼🄰🄶🄴_🄳🄴🅂🄲🅁🄸🄿🅃🄸🄾🄽_⦇t 🄸🄼🄰🄶🄴_🄳🄴🅂🄲🅁🄸🄿🅃🄸🄾🄽_⦇text_logs⦈_ #boycottnovell-social_log_as_text #techbytes_log_as_text Enter_the_IRC_channels_now =============================================================================== § IPFS Mirrors⠀➾ CID Description Object type IRC log for  QmX63zsjBPaBN3jJW6yYERciSfwTDW8VLKL9TD2WqrVeTK #boycottnovell 🄸🄼🄰🄶🄴 🄳🄴🅂🄲🅁🄸🄿🅃🄸🄾🄽 ⦇HTML5 logs⦈ (full IRC log as HTML) IRC log for #boycottnovell  QmQxFF2XaYCsK43N67mt14oCTVE4rVQegmLcPiYmxxPZWe (full IRC log 🄸🄼🄰🄶🄴 🄳🄴🅂🄲🅁🄸🄿🅃🄸🄾🄽 ⦇text logs⦈ as plain/ASCII text) IRC log for #boycottnovell-  QmR8pUMdKNnfUB18vrb2P3bMKVnsDCCC87fjfNxipfbvUb social 🄸🄼🄰🄶🄴 🄳🄴🅂🄲🅁🄸🄿🅃🄸🄾🄽 ⦇HTML5 logs⦈ (full IRC log as HTML) IRC log for #boycottnovell-  Qmdfchdv9o2WtNEeLMwg5bqWpgw8nSTsT6peAesq4ZJ92B social 🄸🄼🄰🄶🄴 🄳🄴🅂🄲🅁🄸🄿🅃🄸🄾🄽 ⦇text logs⦈ (full IRC log as plain/ASCII text) IRC log for  QmRB8w1EbTSWeZYe18r2HFbV6wiS1A3YSxeBUjGjrkVcRg #techbytes 🄸🄼🄰🄶🄴 🄳🄴🅂🄲🅁🄸🄿🅃🄸🄾🄽 ⦇HTML5 logs⦈ (full IRC log as HTML) IRC log for #techbytes  QmeSs9D4s7EYCXr13eYaKKu9g175uzVU9Q1opcAeya8bLK (full IRC log 🄸🄼🄰🄶🄴 🄳🄴🅂🄲🅁🄸🄿🅃🄸🄾🄽 ⦇text logs⦈ as plain/ASCII text) IRC log for  QmWfPoJ4ymwgSzdzW55cFzzQ58zM29vn7A5o4kE6w5SCSF #techrights 🄸🄼🄰🄶🄴 🄳🄴🅂🄲🅁🄸🄿🅃🄸🄾🄽 ⦇HTML5 logs⦈ (full IRC log as HTML) IRC log for #techrights  QmfLv1QstKik7aqLGDQG7Rm4EPaVrmy9tZvoBQhLF3ggRC (full IRC log 🄸🄼🄰🄶🄴 🄳🄴🅂🄲🅁🄸🄿🅃🄸🄾🄽 ⦇text logs⦈ as plain/ASCII text) 🄸🄼🄰🄶🄴 🄳🄴🅂🄲🅁🄸🄿🅃🄸🄾🄽 ⦇IPFS logo⦈ § Bulletin for Yesterday⠀➾ Local_copy | CID (IPFS): QmWM7VYrVdqPgZh8JgwKyiXxRcVGNjoM8cBVEUyQXKcR5T ䷩ 𝚕𝚒𝚗𝚎 2571 ╒═══════════════════ 𝐀𝐑𝐓𝐈𝐂𝐋𝐄 ═════════════════════════════════════════════════╕ (ℹ) Images, hyperlinks and comments at http://techrights.org/2021/11/26/irc-log-251121/#comments Gemini version at gemini://gemini.techrights.org/2021/11/26/irc-log-251121/ ⠀⌧ █▇▆▅▄▃▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁ 11.26.21⠀▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▂▃▄▅▆▇█ ⌧ Gemini_version_available_♊︎ ✐ IRC_Proceedings:_Thursday,_November_25,_2021⠀✐ Posted in IRC_Logs at 2:56 am by Needs Sunlight Also available via the Gemini protocol at: * gemini://gemini.techrights.org/tr_text_version/irc-log-techrights- 251121.txt * gemini://gemini.techrights.org/tr_text_version/irc-log-251121.txt * gemini://gemini.techrights.org/tr_text_version/irc-log-social-251121.txt * gemini://gemini.techrights.org/tr_text_version/irc-log-techbytes- 251121.txt Over HTTP: 🄸🄼🄰🄶🄴_🄳🄴🅂🄲🅁🄸🄿🅃🄸🄾🄽_⦇H 🄸🄼🄰🄶🄴_🄳🄴🅂🄲🅁🄸🄿🅃🄸🄾🄽_⦇HTML5_logs⦈_ #techrights_log_as_HTML5 #boycottnovell_log_as_HTML5 🄸🄼🄰🄶🄴_🄳🄴🅂🄲🅁🄸🄿🅃🄸🄾🄽_⦇H 🄸🄼🄰🄶🄴_🄳🄴🅂🄲🅁🄸🄿🅃🄸🄾🄽_⦇HTML5_logs⦈_ #boycottnovell-social_log_as_HTML5 #techbytes_log_as_HTML5 🄸🄼🄰🄶🄴_🄳🄴🅂🄲🅁🄸🄿🅃🄸🄾🄽_⦇t 🄸🄼🄰🄶🄴_🄳🄴🅂🄲🅁🄸🄿🅃🄸🄾🄽_⦇text_logs⦈_ #techrights_log_as_text #boycottnovell_log_as_text 🄸🄼🄰🄶🄴_🄳🄴🅂🄲🅁🄸🄿🅃🄸🄾🄽_⦇t 🄸🄼🄰🄶🄴_🄳🄴🅂🄲🅁🄸🄿🅃🄸🄾🄽_⦇text_logs⦈_ #boycottnovell-social_log_as_text #techbytes_log_as_text Enter_the_IRC_channels_now =============================================================================== § IPFS Mirrors⠀➾ CID Description Object type IRC log for  QmaxBR1oY5qrYHqQ4fZ2fYRVSKCfcT7nEwYEsNj1u1sH8B #boycottnovell 🄸🄼🄰🄶🄴 🄳🄴🅂🄲🅁🄸🄿🅃🄸🄾🄽 ⦇HTML5 logs⦈ (full IRC log as HTML) IRC log for #boycottnovell  QmVzG7m7gS3L5YT26iD96TCHiEEH6bwm56iZzuegC27C9y (full IRC log 🄸🄼🄰🄶🄴 🄳🄴🅂🄲🅁🄸🄿🅃🄸🄾🄽 ⦇text logs⦈ as plain/ASCII text) IRC log for #boycottnovell-  QmZpGqE43WQv5TYp1zUZFgLFwXQdFcbi3QkLQ9TMgjYv3d social 🄸🄼🄰🄶🄴 🄳🄴🅂🄲🅁🄸🄿🅃🄸🄾🄽 ⦇HTML5 logs⦈ (full IRC log as HTML) IRC log for #boycottnovell-  QmZpTf7DjmCvMKNYTz9owwFEbRBsUPYvpELJsVBN9Bdrcp social 🄸🄼🄰🄶🄴 🄳🄴🅂🄲🅁🄸🄿🅃🄸🄾🄽 ⦇text logs⦈ (full IRC log as plain/ASCII text) IRC log for  QmQG4S9rSU66VXjzoSxXK44sbqGhHBGzEzK4TRSigc4cjQ #techbytes 🄸🄼🄰🄶🄴 🄳🄴🅂🄲🅁🄸🄿🅃🄸🄾🄽 ⦇HTML5 logs⦈ (full IRC log as HTML) IRC log for #techbytes  QmR4zB6ugZ3UDEoFAMHHN6hauHFUi8q8PPWXasvcYvkkob (full IRC log 🄸🄼🄰🄶🄴 🄳🄴🅂🄲🅁🄸🄿🅃🄸🄾🄽 ⦇text logs⦈ as plain/ASCII text) IRC log for  QmUtgGpQP1TRuetLoaf51v17XwfLwbsFiGV6wmGMdpVzDe #techrights 🄸🄼🄰🄶🄴 🄳🄴🅂🄲🅁🄸🄿🅃🄸🄾🄽 ⦇HTML5 logs⦈ (full IRC log as HTML) IRC log for #techrights  QmUk2jw4pufeu8CtL7yLqe7yS8dzSeqfAsv3ffMAeJ6FAD (full IRC log 🄸🄼🄰🄶🄴 🄳🄴🅂🄲🅁🄸🄿🅃🄸🄾🄽 ⦇text logs⦈ as plain/ASCII text) 🄸🄼🄰🄶🄴 🄳🄴🅂🄲🅁🄸🄿🅃🄸🄾🄽 ⦇IPFS logo⦈ § Bulletin for Yesterday⠀➾ Local_copy | CID (IPFS): QmWSgWCNaXdj4bqpVXJtFwGUpuJtUjJhMJNpvzpyfvb343 ䷩ 𝚕𝚒𝚗𝚎 2700 ╒═══════════════════ 𝐃𝐀𝐈𝐋𝐘 𝐋𝐈𝐍𝐊𝐒 ═════════════════════════════════════════════╕ ⠀⌧ █▇▆▅▄▃▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁ 11.26.21⠀▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▂▃▄▅▆▇█ ⌧ Gemini_version_available_♊︎ ✐ Links_26/11/2021:_New_Complaint_About_Microsoft_Competition_Crimes_in_Europe, EuroLinux_8.5,_GhostBSD_21.11.24,_and_Kiwi_TCMS_10.5_Released⠀✐ Posted in News_Roundup at 5:21 pm by Dr. Roy Schestowitz 🄸🄼🄰🄶🄴 🄳🄴🅂🄲🅁🄸🄿🅃🄸🄾🄽 ⦇GNOME bluefish⦈ § Contents⠀➾ * GNU/Linux o Distributions o Devices/Embedded * Free_Software/Open_Source * Leftovers * § GNU/Linux⠀➾ o § Desktop/Laptop⠀➾ # ⚓ Tuxedo_releases_the_Tiger_Lake-H-powered_InfinityBook_S17_– Gen6,_its_smallest_17-inch_Linux_laptop_yet_– NotebookCheck.net_News⠀⇛ Tuxedo is launching the InfinityBook S17 – Gen6 thin and light Linux laptops with Intel Tiger Lake- H processors. Even though these new models are touted as desktop replacement devices, they do not feature a discrete GPU. Nevertheless, users can benefit from the included Thunderbolt 4 connector that enables the use of external GPUs. The InfinityBook S17 – Gen6 features a 17.3-inch Full-HD IPS display with thin screen bezels all around, so the screen-to-body factor almost matches that of a 15.6-inch model. Thus, its dimensions are quite compact at 395 x 250.7 x 19.8 mm, making it the smallest 17-incher in the Tuxedo portfolio, and it only weighs 2.25 kg (4.96 lbs). Despite its lightness, the InfinityBook S17 – Gen6 still packs enough power to match your average desktop. Processor options include the Intel Core i5-11300H with Iris Xe G7 80 EUs iGPU and the Core i7-11370H with Iris Xe G7 96 EUs iGPU, which can be coupled with up to 64 GB of DDR4-3200 RAM and up to 4 TB of NVMe SSD storage through a PCIe 4.0 x4 + PCIe 3.0 x4 M.2 2280 slot combo. Port selection comes with a Thunderbolt 4 connector with DP and power delivery capabilities, USB-C 3.2 Gen2x2, USB- A 3.2 Gen2, USB 2.0, HDMI 1.4b video output, 2-in- 1 audio and GbE jacks, plus a handy microSD card reader. Other notable features include an ergonomic and cooling-optimized Lift-Up hinge, a large 73 Wh battery that can last up to 6-7 hours in practical office workloads, a FlexiCharger BIOS option that can limit the battery charging to increase lifespan, Wi-Fi 6 + Bluetooth 5.2 + GbE NIC, HD webcam with Windows Hello support, and TPM 2.0 security. o § Audiocasts/Shows⠀➾ # ⚓ Distro_Rating_Wallpapers_=_Distro_Review_|_Sudo_25k_Special –_Invidious⠀⇛ I recently heard about Ubuntu Unity and I was curious how usable Unity 7 would be like in 2021, if it’s exciting I might make a followup video about my thoughts. # ⚓ Linux_overview_|_deepin_20.3_–_Invidious⠀⇛ In this video, I am going to show an overview of deepin 20.3 and some of the applications pre- installed. o § Kernel Space⠀➾ # ⚓ Linux_5.10.82⠀⇛ # ⚓ Linux_5.4.162⠀⇛ # ⚓ Linux_4.19.218⠀⇛ # ⚓ Linux_4.14.256⠀⇛ # ⚓ Linux_4.9.291⠀⇛ # ⚓ Linux_4.4.293⠀⇛ # ⚓ Intel_Compute-Runtime_Updated_With_DG2/Alchemist_Support_– Phoronix⠀⇛ Intel’s open-source engineers today released the Compute-Runtime 21.47.21710 as their latest update to this open-source compute stack for Linux systems enabling their graphics processors to enjoy performant OpenCL and oneAPI Level Zero support. Notable with today’s Compute Runtime update is that v21.47.21710 is the first having DG2 “Alchemist” graphics card support in place. This goes along with other DG2/Alchemist enablement going on in the Linux kernel and Mesa, etc. When pairing the latest kernel now with Intel Compute-Runtime should yield preliminary support for OpenCL and oneAPI L0 on Alchemist but expect more refinements and optimizations to come over the months ahead. # ⚓ Several_Older_NVIDIA_Tegra_Powered_Tablets_To_Be_Supported By_Linux_5.17_–_Phoronix⠀⇛ For those that happen to have older ASUS Transformer tablets powered by a NVIDIA Tegra SoC, the Linux 5.17 kernel cycle early next year is enabling a number of them to work off the mainline kernel. A batch of patches were sent out this week intended for the Linux 5.17 cycle for improving the older NVIDIA Tegra support with the mainline kernel. # § Graphics Stack⠀➾ # ⚓ Venus_on_QEMU:_Enabling_the_new_virtual_Vulkan driver⠀⇛ With virtualization we can create multiple virtual machines over a single physical computer. The benefits of virtualization are countless, from being able to create virtual representation of different machines, to efficiently use the currently available hardware. Clearly a virtual machine, like any real computer, needs an operating system (OS). In this context it is called a Guest OS, as opposed to the one running on real hardware, called Host OS. Running graphics applications in a Guest OS can be annoying as they are generally greedy of computing resources, and that can slow you down or give you a bad experience in terms of graphics performance. Being able to accelerate all this by offloading the workload to the hardware can be a great deal. The VirtIO-GPU virtual GPU device comes into play here, allowing a Guest OS to send graphics commands to it through OpenGL or Vulkan. While we are already there with OpenGL, we can not say the same for Vulkan. Well, until now. # ⚓ Getting_Experimental_Vulkan_Within_QEMU_VMs_Using Linux_5.16+_Paired_With_Mesa’s_Venus_–_Phoronix⠀⇛ When running on the very latest Linux 5.16 Git kernel paired with recent Mesa and various experimental components to the virtualization stack, it is possible getting at least basic Vulkan acceleration working within QEMU guest virtual machines that in turn is accelerated by the host. Getting experimental Vulkan API support working within guest virtual machines on QEMU currently requires a number of steps, including the use of yet-to-be-upstreamed code in some areas. o § Applications⠀➾ # ⚓ The_rocky_road_to_better_Linux_software_installation_•_The Register⠀⇛ Linux cross-platform packaging format Flatpak has come under the spotlight this week, with the “fundamental problems inherent in [its] design” criticised in a withering post by Canadian software dev Nicholas Fraser. Fraser wrote in a blog published on 23 November that “these are not the future of desktop Linux apps,” citing a litany of technical, security and usability problems. His assertions about disk usage and sharing of runtimes between apps were hotly disputed by Will Thompson, director of OS at Endless OS Foundation a day later in a post titled: “On Flatpak disk usage and deduplication,” but there is no denying it is horribly inefficient. Most people don’t care about that any more, one could argue. But they should. The Linux world has been trying to invent a cross- platform packaging format for years, but leading contenders – the older, vendor-neutral older, AppImage format as well as Ubuntu’s Snap and Fedora’s Flatpak – all have serious issues. o § Instructionals/Technical⠀➾ # ⚓ How_to_install_Hugin_panoramic_image_editor_on_Linux⠀⇛ Hugin is an open-source image editing tool for Linux, Mac OS, Windows, and BSD. It allows users to stitch photographs together and create panoramas digitally. In this guide, we’ll show you how to install Hugin on Linux. # ⚓ How_to_play_Total_War:_WARHAMMER_II_on_Linux⠀⇛ Total War: WARHAMMER II is the sequel to Total War: WARHAMMER. It is a turn-based real-time tactics video game developed by Creative Assembly and published by Sega. Here’s how you can play the game on your Linux system. # ⚓ How_to_Use_the_Linux_Screen_Command⠀⇛ In Linux, you often need to run lengthy processes to execute in the background and independently (such as ping commands to a server for an extended period of time) . # ⚓ How_to_install_VRoid_Studio_1.0_on_a_Chromebook⠀⇛ Today we are looking at how to install VRoid Studio 1.0 on a Chromebook. Please follow the video/audio guide as a tutorial where we explain the process step by step and use the commands below. # ⚓ How_to_Run_Multiple_Commands_in_Linux_at_Once⠀⇛ The Linux terminal is a powerful tool that allows you to perform a wide range of operations using commands. These commands enable you to accomplish a variety of computing tasks, including file manipulation, program management, and service automation. Ideally, when you need to run a bunch of terminal commands, you do it one-by-one. However, it turns out that there’s a better way to do this, and it involves running multiple commands at once. Follow along as we demonstrate the different ways to run multiple terminal commands in Linux. # ⚓ Easily_Install_and_Setup_PowerDNS_on_Debian_11/Debian_10_– kifarunix.com⠀⇛ This tutorial is about how to easily install and setup PowerDNS on Debian 11/Debian 10. PowerDNS “is a premier supplier of open source DNS software, services and support“. It provides both the Authoritative Server and the Recursor DNS products. # ⚓ How_to_Set_the_Date_and_Time_on_Linux⠀⇛ Keeping software on your device up to date is an important part of having a robust and secure system, but even more important is having an up-to- date time and date. Accurate time and date on a system not only tells you the correct time but also allows you to execute automated tasks as expected and connect to services over the internet seamlessly. This guide will show you how to review, adjust, and configure the time and date on Linux from the command line using the timedatectl command. # ⚓ How_to_install_MediaWiki_on_CentOS_8_–_Unixcop_the_Unix_/ Linux_the_admins_deams⠀⇛ MediaWiki is a collaboration and documentation platform brought to you by a vibrant community. It helps you collect and organize knowledge and make it available to people. MediaWiki is a free and open source software that helps users collect and organize information. It is a centralized place where users collaborate and share knowledge. Wikipedia is an example of MediaWiki’s software use case, as it was initially developed for creating Wikipedia. In this tutorial, We will show you how to install Mediawiki in your CentOS 8 system. # ⚓ How_To_Tune_UP_Ngnix_For_the_Upcoming_2022_h⠀⇛ Nginx is a free open source high performing and lightweight web server that is used as the load balancer, reverse proxy, HTTP cache, and mail proxy. Although Nginx is quite new as compared to other web servers, its popularity is rising due to its high performance. With your default Nginx configuration, you might get fast performance but we can boost the Nginx performance at its best by changing some configurations. In this article, you will get to know 8 different best ways to boost Nginx for better performance. To demonstrate the example in this article I have installed Nginx on the Ubuntu 20.04 LTS system. # ⚓ How_To_Install_Parabola_GNOME_on_a_Virtual_Machine⠀⇛ This tutorial will explain step by step to install Parabola computer operating system with GNOME Desktop to a virtual machine. Let’s practice! # ⚓ How_to_Set_up_Pritunl_VPN_Server_on_Rocky_Linux_8⠀⇛ Pritunl is an open-source VPN and IPsec server with user management and horizontal scaling for small and large organizations. It gives the user a choice to use OpenVPN and Wireguard protocols. It comes with an easy to use GUI interface and supports clients on most devices and platforms. All the traffic between clients and the server is encrypted. Pritunl is built on MongoDB, a reliable and scalable database that can be quickly deployed and with built-in support for replication, making deploying the Pritunl cluster easy. This tutorial will teach you about how to install the Pritunl VPN server on Rocky Linux 8. We will also explore how to connect to the VPN using a Linux Client. # ⚓ How_to_Install_TeamSpeak_Server_on_Ubuntu_20.04_–_VITUX⠀⇛ Teamspeak is a free voice chat software that can be used by teams, groups, and communities. It’s popular among gamers because it allows them to communicate complex strategies in real-time while playing their favorite game. Teamspeak has many other uses besides gaming though. It can also be used for running online conferences or meetings, distance learning courses, language lessons, and much more. # ⚓ How_To_Install_Zabbix_on_Debian_11_–_idroot⠀⇛ In this tutorial, we will show you how to install Zabbix on Debian 11. For those of you who didn’t know, Zabbix is an open-source monitoring tool for servers, applications, and network devices. It is used to monitor networks, servers, applications, services as well as cloud resources. It also supports the monitoring of storage devices, databases, virtual machines, telephony, IT security resources, and much more. This article assumes you have at least basic knowledge of Linux, know how to use the shell, and most importantly, you host your site on your own VPS. The installation is quite simple and assumes you are running in the root account, if not you may need to add ‘sudo‘ to the commands to get root privileges. I will show you through the step-by- step installation of the Zabbix open-source monitoring tool on a Debian 11 (Bullseye). # ⚓ How_to_install_MySQL_8.0_Server_on_Debian_11_Bullseye_– Linux_Shout⠀⇛ MySQL doesn’t need any introduction, it has been around for years and widely used open source Database management system. Here we learn how to install MySQL server and client on Debian 11 Bullseye. Well, just like Debian 10 Buster, the 11 Bullseye also got the MariaDB as the default MySQL variant to install. Yes, you won’t be able to install the Oracle MySQL using the default repository of Debain 11. Well, being a fork of MySQL, MariaDB will work similar and also stable. And compatible with all application that required the MYSQL. Nevertheles, still those who want Oracle’s MySQL and only its features they can add its repository manually using this tutorial to get it. # ⚓ The_APT_package_manager_has_been_patched_to_prevent_the uninstallation_of_essential_components_–_LinuxStoney⠀⇛ Last week was a bitter for bit System76 . Aside from its conflict with GNOME , the company had to see its operating system, Pop! _OS , being exposed on the YouTube channel Linus Tech Tips after an attempt to install Steam took away the desktop environment. Linus Sebastian, the protagonist of the Linus Tech Tips channel, tried to use or test Linux as a desktop operating system. To do this, he first opted for Pop! _OS, one of NVIDIA’s most user- friendly and graphics-friendly distributions. Everything seemed to be going apparently fine until he started installing Steam . He first tried the store, but after failing, he tried through APT. Despite the warning that jumped him, Linus decided to go ahead with the installation of the application, which resulted in the uninstallation of the desktop environment . After rebooting, obviously, there was no graphical interface. # ⚓ How_To_Make_Plasma_Panel_Fit_Content_(Like_A_Dock)!_– Kockatoo_Tube⠀⇛ # ⚓ Full_Circle_Magazine_#175⠀⇛ # ⚓ How_To_Install_phpIPAM_on_Ubuntu_20.04_LTS_–_idroot⠀⇛ In this tutorial, we will show you how to install phpIPAM on Ubuntu 20.04 LTS. For those of you who didn’t know, phpIPAM is a free PHP-based web IP Address management tool whose goal is to provide modern, lightweight, and useful IP address management and administration. It is a PHP-based application with MySQL database backend, using jQuery libraries, ajax, and some HTML5/CSS3 features. This article assumes you have at least basic knowledge of Linux, know how to use the shell, and most importantly, you host your site on your own VPS. The installation is quite simple and assumes you are running in the root account, if not you may need to add ‘sudo‘ to the commands to get root privileges. I will show you the step-by-step installation of the phpIPAM free open-source IP address management application on Ubuntu 20.04 (Focal Fossa). You can follow the same instructions for Ubuntu 18.04, 16.04, and any other Debian-based distribution like Linux Mint. # ⚓ Create_an_S3_Bucket_on_AWS_using_Terraform⠀⇛ In this article, I will show you how to use Terraform to create an S3 bucket on AWS. Before proceeding, I assume that you are familiar with S3 bucket if not then you can click here to see the steps to create an S3 bucket from the AWS console. # ⚓ How_To_Change_File_Attributes_in_Linux_With_Chattr Command⠀⇛ File attributes are certain properties that are associated with the file. The attributes allow a file to have some characteristics that are valid for all users. You may be familiar with the file permissions on Linux. As Linux is a multi-user operating system, it is possible to assign different file or folder permissions for different users. File attributes are quite similar to permissions on Linux. However, while basic permissions are only limited to read, write, and execute, the attribute allows the files or folders to have some extended sets of rules that apply on them. We can change or modify file/folder permissions with the chmod command. If you are not familiar with the Linux permissions, we recommend you to take a look at our comprehensive guide on the matter. Knowledge of file or folder permissions are not required to follow this tutorial. An important thing to remember about the attributes is that the attributes generally apply to all the users in the system (even root). For example, if a file were to be assigned the read-only attribute, that file would not allow any user (including root) to modify it. Obviously, the root user could modify the file, but only after removing the read-only attribute. # ⚓ Apt_vs_Apt-get_Commands_Explained:_Which_One_To_Use?⠀⇛ As a regular Ubuntu or Debian Linux user, you might have noticed that some package installer, removal, or updating commands use the apt command instead of the apt-get command. Now, as a day-to-day Linux user, you would not get to know what they are and which command is used for what! But as a power Linux/Ubuntu user, you definitely must know the difference between apt vs apt-get commands. In the default command lists of Ubuntu, the apt-get command has been widely used for a long while. The new apt command was introduced a few years ago to increase the work efficiency and make the commands process simpler. Though there are some packages that only work with apt-get, hence most cache loading and cache removing or updating functions are nowadays done by the apt command. # ⚓ How_to_install_Ajenti_2_Control_Panel_on_Debian_11⠀⇛ Ajenti 2 is an open-source, web-based control panel that can be used for a large variety of server management tasks. It can install packages and run commands, and you can view basic server information such as RAM in use, free disk space, etc. All this can be accessed from a web browser. Optionally, an add-on package called Ajenti V allows you to manage multiple websites from the same control panel. In this tutorial, we are going to install Ajenti 2 on our Debian 11 server. # ⚓ Josef_Strzibny:_Summer_and_winter_time_changes_with DateTime⠀⇛ Developers usually think of timezones, but European summertime changes can be easily overlooked. I have to admit I overlooked them when parsing dates with DateTime.from_naive!/2. What’s the issue, you ask? o § Games⠀➾ # ⚓ Scientific_evolution_sim_Thrive_is_now_available_on_itch.io and_Steam_|_GamingOnLinux⠀⇛ Thrive is a free and open source evolution sim, that is now available from the itch.io and Steam stores where you can pay to support the development. It’s in Early Access and they have a very long road ahead until it’s complete, and they’re estimating multiple years to go yet until it’s finished. “In Thrive, you take control of an organism on an alien planet, beginning with the Last Universal Common Ancestor (LUCA). Your goal is to survive in the environment, adapt your species by adding mutations, and thrive. Other species will emerge to compete with yours. They will evolve via a population dynamics driven simulation with random mutations – you must improve and spread your species to surpass them. The success of your species depends both on your skill in surviving as an individual cell and the changes you make in the editor.” # ⚓ Linux_gaming_takes_a_big_step_forward_with_full_Nvidia_DLSS support_in_Proton_|_TechRadar⠀⇛ The latest version of Proton comes with full support for Nvidia DLSS, among other benefits such as better compatibility with anti-cheat software. For the uninitiated, Proton is the compatibility layer which allows Windows games to be played under Valve’s SteamOS operating system, and version 6.3- 8 delivers official support for DLSS in DX11 and DX12 games. This follows Nvidia making its frame rate boosting tech available for Vulkan titles earlier in the year (meaning the likes of Doom Eternal got the benefit of DLSS). # ⚓ Linux_Release_Roundup_#21.48:_Pinta_1.7.1,_Proton_6.3-8, Deepin_20.3,_and_More_Releases_–_It’s_FOSS_News⠀⇛ In the Linux Release Roundup series, we summarize the new distribution and application version releases in the past week. This keeps you informed of the latest developments in the Linux world. [...] Proton compatibility layer 6.3-8 release introduces support for a bunch of new games that include Age of Empires 4, Assassin’s Creed, COD: Black Ops II, and many more. # ⚓ Godot_Engine_–_Release_candidate:_Godot_3.4.1_RC_1⠀⇛ Godot 3.4 was released earlier this month, and it went fairly smoothly! Many thanks to all the contributors who worked on it, including all testers who tried beta and RC releases to ensure that the 3.4-stable branch would be an easy and worthwhile upgrade path for all users. No software release is perfect though, so there will always be some things to iron out, which is why we usually provide maintenance releases for stable branches, focusing on bugfixing and preserving compatibility (see our release policy). A number of fixes have been queued already in the 3.4 branch for Godot 3.4.1, so here’s a first release candidate to validate them. # ⚓ X4:_Tides_of_Avarice_expansion_coming_early_2022,_plus_AMD FSR⠀⇛ “Encountering and interacting with previously unknown, lawless pirate and scavenger factions, will challenge your perception of social order and justice in the X universe. In new sectors and dangerous regions, you will not only discover new ships and stations, but also encounter stellar phenomena that will significantly influence your plans and actions. What is it all about, and who are the mysterious manipulators that have learned to master a rare and vital resource? Your journey will lead you towards the answers. Set out and discover a new chapter of X4: Foundations.” Expect to see the likes of a “terrifying pirate battleship with an experimental and unusual energy source” and the complete opposite with an “incredibly lavish and luxurious yacht”. Plus you will also get the ability to salvage shipwrecks to recycle resources. # ⚓ Canonical_want_your_feedback_on_Ubuntu_Gaming⠀⇛ Looks like Canonical, the creator of Ubuntu, want to get in on more Linux Gaming with their Desktop Product Manager starting a new series of blog posts and your feedback is needed. The first blog post goes over using Steam and Proton, which won’t be news to any of our readers, especially with our full guide existing for some time now. What’s interesting though, that I had no idea, is that their Desktop Product Manager is Oliver Smith, who previously worked for Creative Assembly as a Producer on the likes of Alien Isolation – which got ported natively to Linux by Feral Interactive. As for the actual guide, it’s a pretty good intro for those who need to point newer users to get setup ready with Steam and try out Proton. # ⚓ Creator_Day_is_live_on_itch.io_giving_100%_to_developers⠀⇛ The anti-Black Friday event is live once again on the itch.io store, where developers get 100% of purchases as itch forgoes its cut for a day. Continuing to buck the trend here, itch always does things a bit differently. They have an open revenue sharing model, where by default itch only takes a 10% cut but developers can set it to whatever they want — even zero. # ⚓ Capcom_shows_off_official_video_of_Devil_May_Cry_5_on_the Steam_Deck_|_GamingOnLinux⠀⇛ As more developers get their hands on a Steam Deck devkit, we’re seeing plenty more show their games and now Capcom has taken a turn with Devil May Cry 5. Unlike a lot of what we’ve seen previously via small clips or plain pictures on Twitter, Capcom went a tiny step further by making a video on their official Capcom USA YouTube Channel – that’s quite a bit of extra advertisement power there for the Steam Deck. # ⚓ Open_source_re-implementation_of_Caesar_III,_Augustus_v3.1 is_out_|_GamingOnLinux⠀⇛ Augustus is an open source game engine re- implementation for Caesar III, forked from another called Julius that aims to add in new features. Version 3.1 is out now adding in plenty of new goodies like: a volume slider, a Hippodrome betting system, roofed garden walls, palisades for cheaper walls, a new difficulty option to adjust the max number of allowed grand temples per city, new hotkeys, resource stockpiling is now an option to production buildings and warehouses, an option to have number separators for larger numbers and many more improvements and bug fixes. It’s making it easily one of the best ways to play the classic city-builder. o § Desktop Environments/WMs⠀➾ # § K Desktop Environment/KDE SC/Qt⠀➾ # ⚓ New_Icons,_Iconoclast_Pipeline_›_Ken_Vermette⠀⇛ As was the method for Blue Ocean on the desktop widgets and design, the icons will be a gradual rollout over a few releases. We do have a strategy in place to ensure that this won’t be too jarring or inconsistent during the transition. The current plan is to update both all mimetypes and all places in time for the 5.24 release. Like our current icons the new icons have adaptive capabilities. Beyond that some additional select icons such as the new desktop icon are also adaptive, and there are plans for other icons to also take advantage of this feature where it would not be obnoxious. Compared to existing icons the refreshed content will be softer, more detailed, and less flat. These icons are also prepared with future capabilities in mind, and as enhancements are made to KDE Frameworks these icons may expose new and interesting features. Finally, we’re expanding the number of sizes the icons come in, so they look ideal at more zoom levels in your file browser. Currently colour places icons are offered in 32, 48, 64, and 96 pixel sizes, and mimetypes are offered in 32 and 64 pixel sizes. Refreshed icons in both places and mimetypes will be offered in 32, 48, 64, 96, 128, and 256 pixel sizes with no missing graphics. We already have all folders in all of the above sizes, and in under a month while also writing our software we have over doubled the number of folder icons in Breeze. We’re estimating we will more than triple in the number of mimetype icons. To get this work done we’ve built new tools for the express purpose of making mass iconography far easier for even individual artists, so I’m very pleased to state that a new icon and SVG pipeline is underway and despite being unfinished is producing results. This Python-written pipeline is capable of adding guides, rulers, and setting up grids for existing icons, standardizing existing icon colours, assembling entirely new icons from templates and components, and aggressively optimizing icons. With this authors will be able to have a “golden copy” of their icon sets where they can focus purely on design, letting the software take care of cleaning up the documents and assembling the individual pieces. The folders in the above image were assembled by the pipeline, with no hand-tuning. # § GNOME Desktop/GTK⠀➾ # ⚓ 13_Best_Dark_GTK_Themes_for_Your_Linux_Desktop_–_It’s FOSS⠀⇛ With the near infinite customization options you have on any given Linux distribution, the most visually noticeable difference is customizing the theme. Let’s take a look at some of the GTK themes with dark mode. Yeah, we have covered the best Linux themes in the past but this one is specifically dedicated to the dark themes. There was a time when only programmers and sysadmins preferred dark mode but that’s not the case anymore. Dark mode is loved by normal people as well and hence I compiled this list of dark themes for desktop Linux users like you. [...] McMojave is a GTK theme which takes inspiration from the macOS style user interface. This theme is offered in dark mode, obviously, but also in light mode, for… umm… whoever may want it. The McMojave GTK theme obviously supports GTK based Desktop Environments like Pantheon, Gnome, XFCE, Mate etc; but, this theme is also available for KDE users. # ⚓ #20_Colorful_Characters_·_This_Week_in_GNOME⠀⇛ Update on what happened across the GNOME project in the week from November 19 to November 26. o § Distributions⠀➾ # § Reviews⠀➾ # ⚓ Cutefish_OS_Review_–_Impressive_Linux_Distribution_in the_Making⠀⇛ We review the Debian/Ubuntu based Cutefish OS Linux Distribution that features the stunning Cutefish Desktop. # § New Releases⠀➾ # ⚓ blog.ipfire.org_–_IPFire_2.27_–_Core_Update_161 released⠀⇛ Today, we are releasing a brand new version of IPFire: 2.27 – Core Update 161. Amongst a huge performance improvement for the Intrusion Prevention System, it comes with a brand new kernel and various security and bug fixes. Before we talk about what is new, I would like to ask you for your support. IPFire is a small team of people and like many of our open source friends, we’ve taken a hit this year and would like to ask you to help us out. Please follow the link below where your donation can help fund our continued development: https://www.ipfire.org/donate. Please note, that this update will reconnect any PPP connections and we recommend performing a reboot after the update has been installed. # § BSD⠀➾ # ⚓ GhostBSD_21.11.24_ISO_is_now_available⠀⇛ This new ISO contains kernel, OS, and software updates. In addition, I added a new command-line software called ghostbsd-version that gives you the GhostBSD version, FreeBSD version, kernel version, and OS version. At the date of this release, if you run ghostbsd-version or ghostbsd-version -v, it should output 21.11.24. This version number will be increment by the date of new packages built on packages every update performed. The ISO version is now following the last package’s build version instead of an ISO’s build date in the hope of removing confusion about the ISO version. # § SUSE/OpenSUSE⠀➾ # ⚓ Git,_curl,_systemd_Roll_with_Tumbleweed⠀⇛ openSUSE Tumbleweed gave rolling release users a snapshot every day this past week. The latest snapshot to be released was 20211124. This snapshot brought systemd 249.7, which focused on package tests and updated dependencies for the testsuite. The text editor vim had a minor update to version 8.2.3640, but it was filled with many fixes; some of the fixes included taking care of a memory leak, crashes and performance issues related to GTK. The removal of a redundant script header was made in the update of dracut and optimal compression parameters were made for zstd in the Linux-boot process package. Other packages to update in the snapshot were autoyast2 4.4.22, embedded Linux library ell 0.46, GNOME’s document viewer evince 41.3 and gtk-vnc 1.3.0. # ⚓ openSUSE_Tumbleweed_–_Review_of_the_week_2021/47_– Dominique_a.k.a._DimStar_(Dim*)⠀⇛ Winter has come – at least that’s what I heard some colleagues talk about these days. Luckily, for me, there is no snow out yet and Tumbleweed has sufficient grip to roll ahead without getting stuck. As such, we have published 7 snapshots this week (1118…1124). # § IBM/Red Hat/Fedora⠀➾ # ⚓ EuroLinux_8.5_Release_Notes_–_EuroLinux Documentation⠀⇛ EuroLinux 8.5 is the first minor release created in a continuous way. It was also the first version when we deployed our engineer to remote sites (in most cases virtual) to provide support for organisations that rebuild RHEL/EuroLinux from sources with Gaia build system. This version code name is Tirana – the capital city of Albania. Below you can find the essential changes in EuroLinux 8.5 release for x86_64 architecture. The aarch64 GA release is slightly delayed. Release notes for aarch64 will be provided in a separate document. # ⚓ Fedora_Community_Blog:_Friday’s_Fedora_Facts:_2021- 47⠀⇛ Here’s your weekly Fedora report. Read what happened this week and what’s coming up. Your contributions are welcome (see the end of the post)! Fedora Linux 33 will reach end of life on Tuesday 30 November. The F35 retrospective survey is open through 4 December. # ⚓ 4_unexpected_ways_to_use_Ansible_|_Enable_Sysadmin⠀⇛ Ansible is well-known for automating traditional IT tasks, like server administration, networking, application deployments, and more. But Ansible can do a whole lot more. In Jeff Geerling’s AnsibleFest 2021 presentation, Automating the uncommon—Ansible automates everything, he shared some of the creative ways he uses Ansible. # § Canonical/Ubuntu Family⠀➾ # ⚓ Craft_Parts_–_Reusable_code,_Snapcraft_style_| Ubuntu⠀⇛ Throughout the ages, humans have always used simpler tools and materials to create more complex ones. Wood and stone for smelting bronze and iron; iron to create steel; vacuum tubes to create logical gates; logical gates to create advanced arithmetic engines, and so on. Modern software is no different. With Snapcraft in particular, the snap building process comprises a number of steps. Source artifacts are collected, there’s compilation and assembly of binary products, and then, these are packaged into a single final archive. This process is very similar to how various other Canonical solutions work, and applicable to many different use cases outside of the snap world. To that end, the Snapcraft team has created a portable, reusable mechanism called Craft Parts. o § Devices/Embedded⠀➾ # ⚓ Seaberry_Turns_A_Raspberry_Pi_4_Into_A_Linux_Powered_ITX System_–_PC_Perspective⠀⇛ Since it’s inception the Raspberry Pi has evolved from it’s start as a nifty sounding hobby board to a rather powerful multi-core small form factor computer which is capable of quite a lot. The enhancement to it’s capabilities has continued to expand at a pace roughly equal to it’s growing popularity, to the point where there is an effective compute module which can be added to the your Pi to give it more versatility. Thanks to the compatibility improvements for that computer module we will see in 5.16 release of the Linux kernel, the Raspberry Pi will be capable of yet another impressive feat with the help of a product from a Canadian company called ALFTEL. Their Seaberry Compute Module 4 carrier board will give your Raspberry Pi 4 PCIe support. Once attached, your Pi will have access to a variety of PCIe interfaces including a 16x slot with a single PCIe lane, four PCIe 1x Mini slots, four M.2 Key E with two lanes each and one single lane PCIe M.2 Key M port. # § Mobile Systems/Mobile Applications⠀➾ # ⚓ Truecaller_users_on_Android_get_video_call_ID,_call recording_features_|_TechRadar⠀⇛ # ⚓ Top_5_Google_Maps_Android_tricks_to_make_your_life easier;_check_list_and_how_to_use⠀⇛ # ⚓ 60_paid_Android_apps_and_games_that_are_free_on Google_Play_today,_November_17_–_Market_Research Telecast⠀⇛ # ⚓ Samsung_One_UI_4.0_(Android_12)_update_tracker: Eligible_devices_&_more⠀⇛ # ⚓ Deals:_The_Android_App_Development_Course_–_Geeky Gadgets⠀⇛ # ⚓ How_to_record_calls_on_Android_smartphone_using Truecaller⠀⇛ # ⚓ Android_Circuit:_Samsung_Galaxy’s_Massive_Upgrade, OnePlus_10_Details,_Pixel_6A_Leaks⠀⇛ # ⚓ postmarketOS_revolutionizes_smartphone_hacking⠀⇛ I briefly mentioned postmarketOS in my Pinephone review two years ago, but after getting my Dutch SIM card set up in my Pinephone and having another go at using postmarketOS, I reckon they deserve special attention. Let’s first consider the kind of ecosystem into which postmarketOS emerged: smartphone hacking in the XDA Forums era. This era was dominated by amateur hackers working independently for personal prestige, with little to no regard for the values of free software or collaboration. It was common to see hacked-together binary images shipped behind adfly links in XDA forum threads in blatant disregard of the GPL, with pages and pages of users asking redundant questions and receiving poor answers to the endless problems caused by this arrangement. The XDA ecosystem is based on Android, which is a mess in and of itself. It’s an enormous, poorly documented ball of Google code, mixed with vendor drivers and private kernel trees, full of crappy workarounds and locked-down hardware. Most smart phones are essentially badly put-together black boxes and most smart phone hackers are working with their legs cut off. Not to mention that the software ecosystem which runs on the platform is full of scammers and ads and theft of private user information. Android may be Linux in implementation, but it’s about as far from the spirit of free software as you can get. postmarketOS, on the other hand, is based on Alpine Linux, which happens to be my favorite Linux distribution. Instead of haphazard forum threads collecting inscrutable ports for dozens of devices, they have a single git repository where all of their ports are maintained under version control, complete with issue trackers and merge requests, plus a detailed centralized wiki providing a wealth of open technical info on their supported platforms. And, by virtue of being a proper Linux distribution, they essentially opt-out of the mess of predatory mobile apps and instead promote a culture of trusted applications which respect the user and are built by and for the community instead of by and for a corporation. o § Free, Libre, and Open Source Software⠀➾ # § Web Browsers⠀➾ # § Mozilla⠀➾ # ⚓ Thunderbird_&_no_email_associated_to_perform action_error⠀⇛ A new weird little problem has landed into my lap. On one of me Windows boxes, I upgraded Thunderbird, the mail client program, to the new release. I went from 78.x to 91.x, and in the process, I also received a gratis error message. It would pop up on every program startup, and it reads: There is no email program associated to perform the requested action. Please install an email program or, if one is already installed, create an association in the Default Programs control panel. Clunky language aside, Control Panel is sadly no longer the goto place for default apps in Windows 10/11. Plus, the error shows up during Thunderbird startup. Every time. Let’s fix this. # ⚓ Mozilla_Performance_Blog:_Performance_Sheriff Newsletter_(October_2021)⠀⇛ In October there were 303 alerts generated, resulting in 45 regression bugs being filed on average 5.2 days after the regressing change landed. Welcome to the October 2021 edition of the performance sheriffing newsletter. Here you’ll find the usual summary of our sheriffing efficiency metrics. If you’re interested (and if you have access) you can view the full dashboard. # § Content Management Systems (CMS)⠀➾ # ⚓ Kiwi_TCMS_10.5⠀⇛ We’re happy to announce Kiwi TCMS version 10.5 which celebrates the very positive reception we had at WebSummit 2021! # § Programming/Development⠀➾ # ⚓ PHP_8.1_is_Here_Studded_with_Highly_Requested Features⠀⇛ PHP 8.1 has been officially released and brings numerous innovations, such as enumerations, fibers and performance improvements. PHP is a server side scripting language that is used to develop web applications. According to W3Techs’ data, PHP is used by 78.2% of all websites with a known server- side programming language. In other words, almost 8 out of every 10 websites that you visit on the Internet are using PHP in some way. The language continues to evolve, by releasing their newest PHP 8.1 update, just a couple of days after the formation of a PHP Foundation was announced. This new version, released November 25, 2021, contains many new features, including enums, readonly properties, first-class callable syntax, fibers, intersection types, performance improvements and more. Let’s take a quick look at some of the new features, performance tweaks and other reasons why you should migrate to PHP 8.1. # ⚓ LLVM_Prepares_New_ThreadSanitizer_Runtime_That_Is Faster,_Lower_Memory_Use_–_Phoronix⠀⇛ LLVM developers have been working recently to land their new ThreadSanitizer run-time. The TSan as a reminder is the compiler instrumentation with associated run-time library for being able to detect data races. ThreadSanitizer is successful at detecting data race conditions even within large and complex code-bases. But unfortunately it’s quite burdensome to enable with performance slowing down in the range of 5~15x while the run-time memory overhead can be in the range of 5~10x. # ⚓ xcrun:_error:_invalid_active_developer_path_– buildVirtual⠀⇛ # ⚓ Why_PHP_Is_Getting_a_Foundation_and_Why_That_Matters –_FOSS_Force⠀⇛ The PHP Foundation is an effort by 10 key PHP vendors to assure adequate funding to keep the popular scripting language viable. # ⚓ Qt_5.12.12_Released⠀⇛ We have released Qt 5.12.12 today. This is the last release from Qt 5.12 LTS series and the standard support of Qt 5.12 LTS ends in December 2021. Qt 5.12.12 contains ~ 30 bug fixes compared to the Qt 5.12.11. Please check details about the release from Qt 5.12.12 Release Note. Note that Qt 5.12 LTS standard support ends in December 2021. It has been quite a long journey with it; big thanks to everyone involved! # § Perl/Raku⠀➾ # ⚓ Perl_Weekly_Challenge_140:_Add_Binary⠀⇛ # ⚓ My_Favorite_Warnings:_experimental_|_Tom_Wyant_ [blogs.perl.org]⠀⇛ Perl has had experimental features ever since I started using it at about version 5.6. These were things that were considered useful, but about which there was doubt — about their final form, whether a satisfactory implementation existed, or whatever. Until Perl 5.18, experimental features were simply documented as experimental. At that point, an experimental warning category was added, with sub-categories experimental::lexical_subs, experimental::lexical_topic, experimental::regex_sets, and experimental::smartmatch. Most of the features covered by the original Perl 5.18 warning categories were actually introduced in Perl 5.10 as back-ports from Raku (or Perl 6, as it was then called), and not documented as experimental. My impression was that the relevant experimental:: warnings were introduced becaue the corresponding features were recognized as being more experimental than originally believed. Programmers already familiar with a feature might not notice an extra sentence in the documentation, but they will surely notice if their code starts spitting out experimental warnings. # § Python⠀➾ # ⚓ OpenFaaS:_How_to_Add_Python_Requirements_and Dependencies_–_Anto_./_Online⠀⇛ This guide will show you how to add requirements and dependencies for a Python project using OpenFaaS. Python dependencies are software components that your project needs for it to work. You can manually use PyPI (the Python Package Index) to provide packages that you need, but OpenFaaS can automate this for you. # § Java⠀➾ # ⚓ LWJGL_–_The_Lightweight_Java_Game_Library Version_3.3_Released⠀⇛ The part to note in this definition is that LWJGL provides access to native APIs through Java. That it is a wrapper over the APIs doesn’t mean that you should not be familiar with the semantics of the underlying API. Hence to get the most out of LWJGL a good understanding of the native APIs is essential too. At this point it is important to disambiguate between a library and a framework. LWJGL is a library and as such is low level; it is not a gamedev framework like libgdx (which itself uses LWJGL under the covers!) or a gamedev engine like GoDot which provide higher level of abstractions. For this reason, it is not recommended for novice programmers to start out writing games with it. And, of course, it is debatable whether Java is a good language for gamedev over the classic value of C++. Some advantages of using Java are its support of multiple operating systems and, of course, the easy learning curve in comparison to C++. Minuses could be garbage collection, performance and a smaller dev community. In any case, it depends on the use case; as they say, choose the best tool for the job at hand. o § Standards/Consortia⠀➾ # ⚓ Bitrot_resistance_of_next-generation_image_formats⠀⇛ What happens when a single bit gets corrupted in an image file you cherish? The results can range from absolutely nothing to an imperceptible visual change to a complete loss of the image. The hero image below is somewhere in the middle of the scale; where the top half of the image is perfect, and the lower half is reduced to meaningless digital noise. Whether due to mechanical failure or transmission interference like cosmic radiation: bitrot happens. A rotted bit, or flipped bit, is when one bit of RAM or persistent storage unintentionally flips its state between zero and one. You can only do so much to protect your system from random failure. Multiple backups and data verification is the only proven strategy to protect against it. Traditional JPEG images (referred to as JPEG troughing the article as opposed to JXL), especially with progressive encoding, handle bitrot remarkably well. You might see a single pixel shift its color almost imperceptibly, or one of the encoding layers may shift slightly. The effects are so well understood that you can even find free software that can automatically recover corrupted JPEG photos. However, the next-generation image formats pack data much more densely than in the legacy image formats. There’s isn’t just less redundancy, but every single bit means more to the complete image. This means the effects of bitrot produce a much greater loss of visual fidelity and decodes to more abstract results. The newer encoding techniques include predictive models that can get thrown off completely by a single bit out of place. The digital hellfire in the lower half of the above hero image is a perfect example of this. * § Leftovers⠀➾ o § Integrity/Availability⠀➾ # § Proprietary⠀➾ # § Security⠀➾ # ⚓ Fake_Windows_Update_Messages_in_Windows_10_Edge Browser_via_Google_Picture_search_(searchterm: Cosmos)⠀⇛ naive users without deeper knowledge of technology might want to click that button. # ⚓ Security_updates_for_Friday⠀⇛ Security updates have been issued by Fedora (freerdp, gnome-boxes, gnome- connections, gnome-remote-desktop, guacamole-server, hydra, java-1.8.0- openjdk-aarch32, medusa, mingw- gstreamer1, mingw-gstreamer1-plugins- bad-free, mingw-gstreamer1-plugins- base, mingw-gstreamer1-plugins-good, php, pidgin-sipe, remmina, vinagre, and weston), openSUSE (kernel and netcdf), and SUSE (kernel and netcdf). # ⚓ Proposed_UK_Law_Bans_Default_Passwords⠀⇛ Following California’s lead, a new UK law would ban default passwords in IoT devices. o § Finance⠀➾ # ⚓ Web3:_the_risk_of_naming⠀⇛ In the last few weeks, I’ve heard from many – mainly not technical – people the expression “Web3”. In a way, it is excellent that people that are not tech-savvy start to learn about the Web, how it works, and where it might go, since they are using it consciously or not to perform the majority of tasks in their lives. The issue I have with this, though, is that no one of them could explain how it would work or why they are so confident that the future is going in that direction. The only thing they could associate with Web3 was that cryptocurrencies would be the future, and their value would go to the moon. I’m not a pessimist about the future of cryptocurrency and blockchain, but I’m not sure that it will happen either. I’ve been interested in the technology space for the last 20 years, and I have seen many technologies been proposed as the game-changer failing and being completely forgotten. Some were inherently flawed, others were technically sound, but they did not deliver on the promised success. Those 20 years taught me to approach any new technology that promises to change the world with a healthy amount of skepticism, and blockchain and cryptocurrency are no exception. # ⚓ The_Tim_Dillon_Show_with_Whitney_Webb⠀⇛ Whitney joins Tim Dillon to discuss vaccine mandates, digital ID and the 4th industrial revolution and how their implementation threatens human society and freedom globally. o § Monopolies⠀➾ # ⚓ EU_coalition_urges_EU_to_push_back_against_gate_keeping_by Microsoft,_files_official_complaint⠀⇛ A coalition of EU software and cloud businesses joined Nextcloud GmbH in respect of their formal complaint to the European Commission about Microsoft’s anti-competitive behavior in respect of its OneDrive (cloud) offering. In a repeat from earlier monopolistic actions, Microsoft is bundling its OneDrive, Teams and other services with Windows and aggressively pushing consumers to sign up and hand over their data to Microsoft. This limits consumer choice and creates a barrier for other companies offering competing services. Over the last few years have grown their market share to 66% of the EU market, while local providers lost out from 26 to 16%. By heavily favoring their own products and services (so-called “self-preferencing”) or outright blocking other vendors they leverage their position as gate keepers to extend their reach in more and more neighbouring markets and push users deeper into their ecosystems. Local, more specialised vendors are unable to compete “on the merits” as the key to success is not a good product but the ability to distort competition and block market access. “This is quite similar to what Microsoft did when it killed competition in the browser market, stopping nearly all browser innovation for over a decade. Copy an innovators’ product, bundle it with your own dominant product and kill their business, then stop innovating. This kind of behavior is bad for the consumer, for the market and, of course, for local businesses in the EU. Together with the other members of the coalition, we are asking the antitrust authorities in Europe to enforce a level playing field, giving customers a free choice and to give competition a fair chance,” said Frank Karlitschek, CEO and founder of Nextcloud GmbH ䷩ 𝚕𝚒𝚗𝚎 4440 ╒═══════════════════ 𝐃𝐀𝐈𝐋𝐘 𝐋𝐈𝐍𝐊𝐒 ═════════════════════════════════════════════╕ ⠀⌧ █▇▆▅▄▃▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁ 11.26.21⠀▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▂▃▄▅▆▇█ ⌧ Gemini_version_available_♊︎ ✐ Links_26/11/2021:_F35_Elections,_Whonix_16.0.3.7,_OSMC’s_November_Refresh With_Kodi_19.3⠀✐ Posted in News_Roundup at 4:33 am by Dr. Roy Schestowitz 🄸🄼🄰🄶🄴 🄳🄴🅂🄲🅁🄸🄿🅃🄸🄾🄽 ⦇GNOME bluefish⦈ § Contents⠀➾ * GNU/Linux o Distributions o Devices/Embedded * Free_Software/Open_Source * Leftovers * § GNU/Linux⠀➾ o § Desktop/Laptop⠀➾ # ⚓ TUXEDO_InfinityBook_S_17_Linux_Laptop_Unveiled_with_11th Gen_Tiger_Lake_CPUs,_Compact_Design⠀⇛ Dubbed as the smallest 17-inch business TUXEDO notebook in a 15-inch form factor, the TUXEDO InfinityBook S 17 Gen6 is here with an above- average screen-to-body ratio and a large 17.3-inch Full-HD IPS anti-reflective / non-glare display, partial aluminum chassis (display lid and bottom panel), as well as an ergonomic and cooling- optimized Lift-Up hinge that acts as a stand. o § Server⠀➾ # ⚓ Kubernetes_Blog:_Quality-of-Service_for_Memory_Resources⠀⇛ Kubernetes v1.22, released in August 2021, introduced a new alpha feature that improves how Linux nodes implement memory resource requests and limits. o § Audiocasts/Shows⠀➾ # ⚓ mintCast_374.5_–_“Smart”_Phones⠀⇛ 1:46 Linux Innards 42:07 Vibrations from the Ether 51:07 Check This Out 54:28 Announcements & Outro o § Applications⠀➾ # ⚓ Best_Free_and_Open_Source_Alternatives_to_Apple’s_Products –_LinuxLinks⠀⇛ Apple, Microsoft, Alphabet (Google’s parent), Amazon and Facebook dominate the tech landscape. Their dominance is so broad they account for more than 20% of the S&P 500. There are many things to admire about Apple’s hardware and software. Apple make great looking (albeit expensive) hardware. Over the years key successes include the iPhone, iPad, iPod, and the MacBook Air. The company designs its own hardware and software. This gives them the power to make an operating system and suite of apps that are tailor- made and optimized for their hardware. Apple also operates the Apple Music and Apple TV media distribution platforms. Mac OS X is Apple’s proprietary operating system for its line of Macintosh computers. Its interface, known as Aqua, is highly polished and built on top of a BSD derivative (Darwin). There’s a whole raft of proprietary applications that are developed by Apple for their operating software. This software is not available for Linux and there’s no prospect of that position changing. In 2020, Apple began the Apple silicon transition, using self-designed, 64-bit ARM-based Apple M1 processors on new Mac computers. Maybe it’s the perfect time to move away from the proprietary world of Apple, and embrace the open source Linux scene. # ⚓ Best_Free_and_Open_Source_Alternatives_to_Apple_FaceTime_– LinuxLinks⠀⇛ Apple, Microsoft, Alphabet (Google’s parent), Amazon and Facebook dominate the tech landscape. Their dominance is so broad they account for more than 20% of the S&P 500. There are many things to admire about Apple’s hardware and software. Apple make great looking (albeit expensive) hardware. Over the years key successes include the iPhone, iPad, iPod, and the MacBook Air. The company designs its own hardware and software. This gives them the power to make an operating system and suite of apps that are tailor- made and optimized for their hardware. Apple also operates the Apple Music and Apple TV media distribution platforms. Mac OS X is Apple’s proprietary operating system for its line of Macintosh computers. Its interface, known as Aqua, is highly polished and built on top of a BSD derivative (Darwin). There’s a whole raft of proprietary applications that are developed by Apple for their operating software. This software is not available for Linux and there’s no prospect of that position changing. In 2020, Apple began the Apple silicon transition, using self-designed, 64-bit ARM-based Apple M1 processors on new Mac computers. Maybe it’s the perfect time to move away from the proprietary world of Apple, and embrace the open source Linux scene. o § Instructionals/Technical⠀➾ # ⚓ How_to_Install_PostgreSQL_14_in_RHEL_8_Linux⠀⇛ PostgreSQL is a well-known object-relational database system. The open-source nature of this relational database management system has kept it under an active development status for over 30 years. These development milestones have earned PostgreSQL the attributes of being robust, performant, and reliable. RHEL 8 on the other hand offers its users a quick Cybersecurity response, flexible subscription options, secure design, open APIs, and thorough product testing. Therefore, whether you are working on analytics, geospatial, mobile, or web applications on an RHEL 8 environment, PostgreSQL’s flexibility with both structured and unstructured data makes it a reliable data warehouse/store. # ⚓ Install_a_full_desktop_on_a_Multipass_VM_for_easier_Linux development_–_TechRepublic⠀⇛ Install a full desktop on a Multipass VM for easier Linux development # ⚓ Check_External_IP_From_Linux_Command_Line_–_Linux_Nightly⠀⇛ There are a few different ways to check a system’s external IP address from the Linux command line. Check out some of the methods below to retrieve your public IP address using Linux commands. # ⚓ Install_Fail2ban_on_Debian_11_–_Unixcop_the_Unix_/_Linux the_admins_deams⠀⇛ See how to use the dig, curl, and wget Linux commands to view a system’s external/public IP address from command line terminal. o § Games⠀➾ # ⚓ FUTEX2_futex_waitv_Wired_Up_For_Other_Architectures_With Linux_5.16-rc3_–_Phoronix⠀⇛ FUTEX2 as in the new futex_waitv system call landed in Linux 5.16 back during the merge window for improving the efficiency of running Windows games on Linux for those that rely on Windows’ WaitForMultipleObjects functionality with futex_waitv is now the ability to wait on multiple futexes. That new system call is now supported on more architectures with the next Linux 5.16 release candidate. Back with the original FUTEX2/futex_waitv patches the system call was wired up for x86/x86_64 and Arm. Patches since then enabled the system call for MIPS, s390, parisc,and s390. Landing today was enabling the system call for the rest of the supported CPU architectures by the Linux kernel, not that it’s too important for those archs from the gaming aspect but for other use-cases in wanting to wait on multiple futexes. # ⚓ DOSBox_Basics_on_Linux_–_CubicleNate’s_Techpad⠀⇛ DOSBox is an excellent DOS environment that you can enjoy on modern Linux systems. I was never really into DOS all that much in my early computer years. I used it but I didn’t really enjoy it. I much preferred Commodore 64 because it was far more colorful, later the Amiga, because it was far better in sound and graphics and I got my first x86 based system in the Windows 98 years where I only used DOS to do gaming. That said, I do have many happy memories of playing DOS based games like Space Quest, Police Quest, Simant and many others. Games like Descent and Doom have been ported to Linux so there is no benefit in running the DOS version. I got the “hankering” to play some old DOS games, specifically Oregon Trail and Sim Ant for some unknown reason, perhaps it was head injury induced, I can’t say for sure. As I was playing with DOSBox, I couldn’t help but think how much I was enjoying the experience and started thinking, “Can I easily integrate these games in my openSUSE Tumbleweed, Plasma Desktop experience?” o § Desktop Environments/WMs⠀➾ # § GNOME Desktop/GTK⠀➾ # ⚓ 13_Best_Dark_GTK_Themes_for_Your_Linux_Desktop⠀⇛ Yeah, we have covered the best Linux themes in the past but this one is specifically dedicated to the dark themes. There was a time when only programmers and sysadmins preferred dark mode but that’s not the case anymore. Dark mode is loved by normal people as well and hence I compiled this list of dark themes for desktop Linux users like you. If you are new to theme-ing your desktop environment, you can take a look at our guide to install themes in GNOME. o § Distributions⠀➾ # ⚓ MX_Linux_21_‘AHS’_Is_Now_Available:_What_Is_AHS?⠀⇛ You might’ve heard of MX Linux. It is the most popular Linux distro according to the Distrowatch rankings. Developers of the same recently released MX Linux 21 AHS. So what exactly is AHS? In this article, let’s look at everything that’s new in MX Linux 21 AHS. AHS stands for Advanced Hardware Support, which, according to the MX Linux blog, is a repository that allows users to install new graphics firmware such as mesa packages, Xorg drivers, etc. “The target is those users with things like newer amdgpu hardware, or later intel graphics sets, or those requiring newer mesa packages. The primary focus is the graphics stack,” AHS – MX Linux Blog. # § New Releases⠀➾ # ⚓ Clonezilla_Live_2.8_Disk_Cloning/Imaging_Tool Released_with_Linux_Kernel_5.14,_More⠀⇛ Coming three months after the Clonezilla Live 2.7.3 release and more than a year after the Clonezilla Live 2.7 series, Clonezilla Live 2.8 is here as a modest update that bumps the kernel from Linux 5.10 LTS to the newer Linux 5.14 series, which is no longer supported upstream. Linux kernel 5.14.6 is included in Clonezilla Live 2.8 mainly to provide users with better hardware support, but there won’t be any further updates released to this kernel branch, at least not upstream. # ⚓ Stable_Clonezilla_live_2.8.0-27_Released⠀⇛ This release of Clonezilla live (2.8.0-27) includes major enhancements and bug fixes. ENHANCEMENTS and CHANGES from 2.7.3-19 # ⚓ Endless_OS_4_makes_the_jump_to_Debian_11,_strengthens Flatpak_and_improves_privacy_–_LinuxStoney⠀⇛ Endless OS 4 has been published to continue the mission of the foundation that develops it to reduce the digital divide in the world . This time we find another operating system based on excellent Debian 11 Bullseye , which incorporates more applications in Flatpak format and which maintains the atomic update system OSTree as one of its main pillars. As a derivative of Debian 11 Bullseye that it is, Endless OS 4 inherits many of the characteristics of the operating system on which it is based, but the first novelty highlighted by those responsible for the distribution is the possibility of being able to quickly switch between users without logging out. The second novelty mentioned by the foundation is the printing support without drivers thanks to IPP-over-USB , which treats any device connected by USB (in this case, printers) as if it were working through a network, thus making it dispensable. , at least initially, the use of drivers. Endless warns that updating to version 4 of your system will delete all the printers that the user has configured. # ⚓ Endless_OS_4.0_Biggest_Update_Available_to_Download and_Upgrade_–_itsfoss.net⠀⇛ Endless OS 4.0 Biggest Update Available to Download and Upgrade, Endless OS is a Linux- based operating system which provides a simplified and streamlined user experience using a customized desktop environment forked from GNOME Shell. The project’s latest release is Endless OS 4.0.0 which introduces long-term support. With Endless OS 4, we are introducing a long- term support version of the OS, which will be supported for a number of years even after Endless OS 5 is released. By default, Endless OS 4 systems will automatically update to Endless OS 5 when it is released, as with all past versions of the OS. However, it is now possible to remain on Endless OS 4 and continue to receive critical bug fixes and security updates even after Endless OS 5 is released, keeping the same OS functionality and appearance for several years. Please see the Long-Term Support documentation for more details, including how to configure a system to use the LTS version of Endless OS. We have updated our low-level software platform, for improved hardware support, performance, and stability Linux kernel 5.11 and updated linux-firmware, bringing support for the latest PC hardware and several fixes to existing drivers and core kernel code.” Additional information is provided in the project’s release announcement. # ⚓ Deepin_20.3_Update_Available_to_Download_– itsfoss.net⠀⇛ Deepin 20.3 Update Available to Download, Deepin 20.3 is a Debian-based distribution which features its own, custom desktop environment – the Deepin Desktop Environment (DDE). The project’s latest release is deepin 20.3 which includes an updated kernel and better support for NTFS partitions. In deepin 20.3, the Stable kernel is upgraded to version 5.15 with better compatibility, system security vulnerabilities are fixed, some deepin applications come with new features and optimizations to meet the needs under different scenarios, and DDE issues are fixed and optimized to improve the overall user experience. The Stable kernel is upgraded to version 5.15 with better support for Intel 12th Gen processors and NTFS file systems, and better system compatibility. Both LTS and Stable kernels can be installed and manually upgraded in deepin. Album provides a better batch selection of photos and new buttons for quick actions, supports importing, previewing, and searching videos, displays the number of photos and videos separately in the status bar, and improves the interactions of main functions, making photo and video management more convenient.” Additional information can be found in the distribution’s release announcement (Chinese, English). # ⚓ Deepin_20.3_improves_image_management_and_screenshots –_LinuxStoney⠀⇛ Deepin 20.3 is the new version of the most popular Chinese distro on the scene and as it has been happening with its latest releases, it is presented as little more than a maintenance update, although there are news. We reviewed the latest movements of Deepin on the occasion of its previous version, and this year the project has assumed several changes in its development and launch calendar, now more together than ever and, therefore, with less news than never. Deepin 20.3 is no exception and like the most recent versions of the distribution, regular updates of the environment and applications account for the bulk of the changes, although it presents a couple of novelties that stand out on their own, in the style of what has already been seen. # ⚓ OSMC’s_November_update_is_here_with_Kodi_19.3⠀⇛ At the end of the Summer, we released our largest update ever delivering a new version of Kodi, an improved video stack, support for new Raspberry Pi models and a large number of improvements and fixes. Since then, we’ve been working hard to deliver another significant update. This update also features Kodi v19.3 which has a number of bug fixes. One of the more significant changes in Kodi v19.3 includes a fix which improves the playback of videos which have high-bitrate TrueHD tracks. This would previously result in drop-outs when playing back some titles with HD audio passthrough enabled. # ⚓ Whonix_16.0.3.7_–_for_VirtualBox_–_Point_Release!⠀⇛ # § Slackware Family⠀➾ # ⚓ Slackware_15.0_RC2_Available_to_Download⠀⇛ Patrick Volkerding has announced that the development branch of Slackware Linux has reached “release candidate 2” status. As a result, the highly anticipated release of version 15.0 of the world’s oldest surviving Linux distribution is just around the corner: “Clearly we’re going to have to trend more carefully for things to settle down, so consider this RC2 and a much harder freeze. # § IBM/Red Hat/Fedora⠀➾ # ⚓ Fedora_Community_Blog:_F35_Elections_voting_now open!⠀⇛ Voting in the Fedora Linux 35 elections is now open. Go to the Elections app to cast your vote. Voting closes at 23:59 UTC on Thursday 9 December. Don’t forget to claim your “I Voted” badge when you cast your ballot. Links to candidate interviews are below. # ⚓ Fedora_Community_Blog:_Mindshare_election:_Interview with_Fernando_Fernández_Mancera_(ffmancera)⠀⇛ # ⚓ Fedora_Community_Blog:_Mindshare_election:_Interview with_Till_Maas_(till)⠀⇛ # ⚓ Fedora_Community_Blog:_Mindshare_election:_Interview with_Stephen_Snow_(jakfrost)⠀⇛ # ⚓ Fedora_Community_Blog:_FESCo_election:_Interview_with Fabio_Valentini_(decathorpe)⠀⇛ # ⚓ Fedora_Community_Blog:_FESCo_election:_Interview_with Kevin_Fenzi_(kevin)⠀⇛ # ⚓ Fedora_Community_Blog:_FESCo_election:_Interview_with Miro_Hrončok_(churchyard)⠀⇛ # ⚓ Fedora_Community_Blog:_FESCo_election:_Interview_with Zbigniew_Jędrzejewski-Szmek_(zbyszek)⠀⇛ # ⚓ Fedora_Community_Blog:_FESCo_election:_Interview_with Tom_Stellard_(tstellar)⠀⇛ # ⚓ Fedora_Community_Blog:_FESCo_election:_Interview_with David_Cantrell_(dcantrell)⠀⇛ # ⚓ Normalize_web_services_with_Camel_K_and_AtlasMap, Part_2_|_Red_Hat_Developer⠀⇛ Part 1 of this series introduced a simple approach to normalizing and connecting web services using Camel K, a lightweight cloud- integration platform based on Apache Camel that runs natively on Kubernetes. In this article, we’ll walk through the Camel K implementation step-by-step. We’ll also cover how to simplify data mapping with AtlasMap. Note: Many organizations today face the challenge of using many different services, often as a result of partnerships or acquisitions. These systems are implemented with a range of technologies, each with its own access protocol. The previous article discussed how Apache Camel makes it easy to normalize the APIs in this scenario. # ⚓ Change_management:_How_to_build_resilience_into_your processes⠀⇛ IT leaders have experienced and witnessed some incredible flexibility, adaptability, and downright heroism since the beginning of the COVID-19 pandemic – among their team members, across their organizations, within themselves. As the pressure on technology teams has persisted, however, many have turned their attention to identifying and preventing burnout on their teams – learning how to toe the line between building healthy resilience within themselves and their teams and demanding too much change of their organizations. One way to ease the impact of uncertainty and volatility on people is to build more resiliency into processes. “This past eighteen months has shown us how quickly our normal can change, and we’re still dealing with things that will challenge our processes some time into our future including supply chain and labor shortages,” says Janele Lynn, owner of the Lynn Leadership Group, which helps leaders build trusting relationships through emotional intelligence. “We’ll need to focus our attention on not only what matters most to our organizations but also changes that will allow our organizations the most opportunity to flex if needed.” People are only as good (or as flexible or as resilient) as the processes they are a part of, says Noelle Akins, leadership coach and founder of Akins & Associates. “While we build personal and team resilience, let’s also look at how our processes either build or drain resilience,” Akins advises. “As Edward Deming said, ‘A bad system will beat a good performer every time.’ It takes a systemic approach for resilience to be sustainable.” # ⚓ Red_Hat_honors_APAC_partners_for_supporting_customers in_their_digital_transformation_with_open_source innovation [Ed: "Clown" TOP PARTNER… Microsoft]⠀⇛ The Red Hat partner ecosystem is an integral part of how Red Hat develops and delivers business and technical value to customers. As key players in digital transformation, Red Hat partners help organizations and businesses navigate the ever changing IT landscape through open source solutions. The Red Hat Asia Pacific Partner Awards 2021 recognize commercial and public sector partners for their continued efforts to develop innovative solutions using Red Hat technologies to meet customers needs and improve business outcomes. This year’s partner award winners have not only acted as catalysts for customer success, but have been important multipliers of enterprise open source by adopting Red Hat solutions, from emerging technologies to hybrid cloud infrastructure. In today’s evolving marketplace, it is more important than ever to work openly and collaboratively to generate meaningful results for organizations throughout their cloud journey. Selected based on their commitment to innovation, dedication to driving change with open source, and demonstration of collaborative and transparent working ecosystems, we are pleased to announce this year’s Red Hat Asia Pacific Partner Award winners: o § Devices/Embedded⠀➾ # § Open Hardware/Modding⠀➾ # ⚓ Bring_A_Minitel_Terminal_Back_To_Life_WIth_An_ESP32_| Hackaday⠀⇛ Most of us who are old enough are likely to have had our first experience of an online service some time in the 1990s, either through the likes of Compuserve or via an ISP. For our French readers the online experience will have come much earlier, as a forward-thinking telecommunications environment led to every household in the country receiving a viewdata terminal. The Minitel system as it was called was a runaway success, and was only finally turned off as late as 2012. Many of the terminals survive to make a great basis for projects, and it’s one of these that [Louis H] has taken and enhanced with an ESP32. # ⚓ Fifty_Shades_Of_Brown:_3D_Printing_With_Sugar_| Hackaday⠀⇛ Success was somewhat variable, as the gloopy material is notoriously fickle to work with, but the setup did produce some structures that stayed in one piece, at least for a while. Initially [Norbert] tried it real slow, effectively printing with the liquified sweet stuff, by dragging a molten blob of it around on the end of the extruder nozzle. Whilst this did work, the resulting print resolution did leave something to be desired. The next thing tried was increased print speed. This produced clearer prints, as the sugar did not have time to caramelise, or form a noticeable blob, but as soon as the bed started to cool, it caused it to crack badly. # ⚓ Espressif_introduces_ESP32-S3-BOX_AI_development_kit for_online_and_offline_voice_applications_–_CNX Software⠀⇛ Espressif Systems has very recently introduced the ESP32-S3-BOX AI voice devkit designed for the development of applications with offline and online voice assistants, and whose design I find similar to the M5Stack Core2 devkit, but the applications will be different. The ESP32-S3-BOX features the latest ESP32-S3 processor with WiFi and BLE connectivity, AI capabilities, as well as a 2.4-inch capacitive touchscreen display, a 2-mic microphone array, a speaker, and I/ O connectors with everything housed in a plastic enclosure with a stand. # ⚓ IoThing_Digital_IO_board_handles_up_to_300V_for Arduino,_Raspberry_Pi,_and_various_other_boards_ (Crowdfunding)_–_CNX_Software⠀⇛ AlterStep’s IoThing Digital is a digital I/ O module with two high-power Omron G5Q-14 relays and two isolated AC or DC input channels based on Texas Instruments ISO1211 that can handle up to 300 V. The board also integrates a DC-DC converter and mikroBUS slot that allows it to be used with compatible MCU boards, and the company also provides adapters for popular form factors such as Arduino, Raspberry Pi, Adafruit Feather, Teensy, and others. # ⚓ Celebrating_the_community:_Cian⠀⇛ # § Mobile Systems/Mobile Applications⠀➾ # ⚓ One_UI_4.0_hands-on:_Android_12_for_Samsung_devices_– 9to5Google⠀⇛ # ⚓ Glodroid_brings_Android_12_to_the_PinePhone_(sort_of) –_Liliputing⠀⇛ # ⚓ Android_11_is_finally_rolling_out_to_the_ASUS_ROG Phone_2_–_TalkAndroid.com⠀⇛ # ⚓ Free_instead_of_$2.49:_Edit_photo_metadata_with_this Android_app_|_NextPit⠀⇛ # ⚓ 6_useful,_affordable_gifts_for_the_Android_lover_on your_list⠀⇛ # ⚓ Best_Android_smartwatch_2021:_Top_picks_for_the holidays_–_9to5Google⠀⇛ # ⚓ How_to_record_audio_from_Android_apps⠀⇛ # ⚓ How_to_Update_Your_Android_Phone⠀⇛ # ⚓ Here’s_how_to_track_your_screen_time_on_Android phones_–_Information_News⠀⇛ # ⚓ Truecaller_Version_12_to_add_more_features_for Android_users:_Find_out_what’s_new_on_the_updated_app- Technology_News,_Firstpost⠀⇛ # ⚓ Android_Auto_and_Spotify_Car_View_mode_not_working together?_You’re_not_alone_|_T3⠀⇛ # ⚓ 190_Android_apps_with_trojan_malware_were_installed 9.3_million_times_–_PhoneArena⠀⇛ # ⚓ How_to_Auto-delete_Google_Search_History_on_Your Android_Device⠀⇛ With the advancement of technology, anyone can gather any knowledge or information from internet searching nowadays. And, to do so, we all prefer the Google search engine because of its ease & user-friendliness. You can search for whatever you want in any search engine if you own an Android device and access the internet from it. Speaking of search engines, you might not be aware that Android keeps your Google search history. Regardless of what you’ve searched for, Android keeps an ongoing record of that search. You may not consider it a major issue, but to some people, it is. Thankfully, there is a simple trick by which you can get rid of this permanently. That’s awesome! Don’t you think? Auto-delete of Google search history on your Android is quite easy and simple to do. And for doing that, you shouldn’t miss a word of the entire post if you are someone who is concerned about keeping their p o § Free, Libre, and Open Source Software⠀➾ # ⚓ 10_holiday_gift_ideas_for_open_source_enthusiasts⠀⇛ Are you looking for cool gifts for people on your holiday shopping list or ideas for your own wishlist? If so, consider one of the ten suggestions below. Each of these gift suggestions connects in some way to the open source ethos. From DIY projects to computers to books, this list provides gift suggestions that foster creativity, learning, and exploring. If the person on your shopping list already has everything (or does not want any tangible gifts), consider making a charitable donation to an open source project in their name. Opensource.com’s list of open source organizations has plenty of organizations you can select from. You, the person whose name the donation was made in, and the organization that received your donation can all be content in knowing that your gift has helped make open source better. * § Leftovers⠀➾ o ⚓ Opinion_|_When_a_Community_Is_Smashed⠀⇛ The first time it happened was bad enough. o ⚓ Living_on_a_Sci-Fi_Planet⠀⇛ I know that because I recently reread H.G. Wells’s 1898 novel War of the Worlds, while revisiting an early moment in my own life. Admittedly, I wasn’t in London when those Martian machines, hooting away, stalked boldly into that city, hungry in the most literal fashion imaginable for human blood. No surprise there, since that was almost a century and a quarter ago. Still, at 77, thanks to that book, I was at least able to revisit a moment that had been mine long enough ago to seem almost like fiction. Yes, all those years back I had been reading that very same novel for the very first time under the covers by flashlight. I still remember being gripped, thrilled, and scared, at a time when my parents thought I was asleep. And believe me, if you do that at perhaps age 12 or 13, you really do feel as if you’ve been plunged into a futuristic world from hell, ululations and all. o ⚓ The_Anti-Pilgrim:_The_Life_and_Times_of_Thomas_Morton⠀⇛ As Mount St. Mary’s University Professor of English, William Heath pointed out in a 2007 article for the Journal of American Studies, Morton remains one of the best sources on New England’s indigenous culture and ecology at the time of English settlement. Not surprisingly, some of his observations were off the mark; he concluded, for example, that the Natives were remnants of “the scattered Trojans,” and that they had no religion to speak of, the same mistake made by Columbus on his first day in America. But other observations are quite acute. For example, Morton noted that the Indians set fire to the country periodically, thereby cleaning away underbrush and creating more grasslands for the deer to feed on. He was also quick to praise them when he found their conduct superior to that of the Puritans and Separatists. In New English Canaan he wrote, “I have found the Massachusetts Indians more full of humanity than the Christians, and have had much better quarter with them.” The details of Morton’s early life in England are scanty. Heath speculates that he could have been from the southwestern county of Devon, a region famed for its adherence to old English folk customs, Anglo-Catholic ritual, and “good hospitality,” as well as for its swashbuckling, sea-faring sons, including Sir Francis Drake, Sir Humphrey Gilbert, and Sir Walter Raleigh. The just published, The Trials of Thomas Morton by USC Professor of Humanities, History and Anthropology, Peter C Mancall places Morton’s birth at around 1575 or 76 possibly in Somerset, also in the southwest of England. As Heath notes, Morton’s family could afford to send him to the Inns of the Court, England’s peculiar combination of law school and professional association, so it can be presumed that he was an aristocrat of sorts whose education was probably similar, if not superior, to that of Shakespeare. o ⚓ Tribe_That_Helped_Pilgrims_Survive_First_Thanksgiving_Regrets_It 400_Years_Later⠀⇛ o ⚓ The_First_Thanksgiving_is_a_Key_Chapter_in_America’s_Origin Story,_But_What_Happened_in_Virginia_Four_Months_Later_Mattered Much_More⠀⇛ But what happened four months later, starting in March 1622 about 600 miles south of Plymouth, is, I believe, far more reflective of the country’s origins – a story not of peaceful coexistence but of distrust, displacement and repression. As a scholar of colonial New England and Virginia, I have often wondered why Americans tend to pay so much less attention to other English migrants of the same era. o ⚓ Opinion_|_On_Thanksgiving’s_400th_Anniversary,_We_Must_Change_the Way_We_Celebrate⠀⇛ Today, the United States officially marks Thanksgiving. This holiday with vague roots in centuries-old European harvest festivals has had peculiarly American – and highly problematic – iconography and mythology constructed around it since the mid-19th century. In its modern incarnation, Thanksgiving is also inescapably associated with capitalism. o ⚓ A_THANKSGIVING_TOAST⠀⇛ But I will remind them of this nation’s resilience, and the many ways the future could be bright. And when we raise our glasses for a toast, I will ask that they never give up fighting for a more just society. Happy Thanksgiving, friends. o ⚓ Opinion_|_Indigenous_Resistance_Rising_as_Thanksgiving_Turns 400⠀⇛ Wampanoag. Massachusett. Nipmuc. Mohegan. Pequot. Narragansett. Passamaquoddy. Miꞌkmaq. These are just some of the indigenous nations of the land now called New England, the home of that original Thanksgiving dinner that occurred 400 years ago, in the fall of 1621. The myth of that shared meal has evolved over the centuries, depicting friendship and cooperation between the English settlers in Plymouth, Massachusetts and the Wampanoag people who had been there for at least 10,000 years. While that gathering was peaceful, it was at best a token respite from the European settler colonists’ genocide against native peoples that was already well underway. While families gather across the country for this year’s Thanksgiving celebration, frontline indigenous communities that have survived centuries of violence, displacement and systemic racism remain in resistance, defending land, water and their very existence. o § Hardware⠀➾ # ⚓ Ken_Shirriff_Breaks_Open_The_Yamaha_DX7_|_Hackaday⠀⇛ For better or worse, this synthesizer was king in the 1980s music scene. Sure, there had been synthesizers before, but none acheived the sudden popularity of Yamaha’s DX7. “Take on Me?” “Highway to the Dangerzone”? That harmonica solo in “What’s Love Got to Do With It?” All DX7. This synth was everywhere in pop music at the time, and now we can all get some insight from taking a look at this de- capped chip from [Ken Shirriff]. To be clear, by “look” that’s exactly what we mean in this case, as [Ken] is reverse-engineering the YM21280 — the waveform generator of the DX7 — from photos. He took around 100 photos of the de-capped chip with a microscope, composited them, and then analyzed them painstakingly. The detail in his report is remarkable as he is able to show individual logic gates thanks to his powerful microscope. From there he can show exactly how the chip works down to each individual adder and array of memory. o § Health/Nutrition/Agriculture⠀➾ # ⚓ Enough_Colonial_Pageantry._Let’s_Rally_Behind_Criminalized Water_Protectors.⠀⇛ # ⚓ Opinion_|_On_This_Thanksgiving,_Celebrate_AgriCULTURE,_Not AgriBUSINESS⠀⇛ In December 1972, I was part of a nationwide campaign that came tantalizingly close to getting the U.S. Senate to reject Earl Butz, Richard Nixon’s choice for secretary of agriculture. # ⚓ Covid_Year_2:_About_Suffering_the_Old_Masters_Were_Never Wrong⠀⇛ How many deaths can you live with? # ⚓ Not_Everyone_Is_Feasting._Food_Insecurity_Is_Much_Higher Than_Before_COVID.⠀⇛ # ⚓ Schumer_Got_$66K_From_Top_Health_Insurance_Lobbyist_Amid Build_Back_Better_Talks⠀⇛ o § Integrity/Availability⠀➾ # § Proprietary⠀➾ # § Security⠀➾ # § Privacy/Surveillance⠀➾ # ⚓ he_Joint_Parliamentary_Committee_on_the Personal_Data_Protection_Bill,_2019_has adopted_its_final_report._What_now? #SaveOurPrivacy⠀⇛ The Joint Parliamentary Committee on the Personal Data Protection Bill, 2019 has adopted the final version of its report, and is expected to table it in Parliament during the upcoming Winter Session. Here, we look at the possible ways forward for the Data Protection Bill and highlight some of the issues that may emerge from the final report of the Committee. We guide you through the parliamentary process, next steps and the fundamental issues at play. o § Defence/Aggression⠀➾ # ⚓ Opinion_|_True_Measures_of_Justice_Goes_Beyond_Verdicts_in the_Rittenhouse_or_Arbery_Trials⠀⇛ # ⚓ “They_Should_Have_Shot_More_Students:”_From_Kent_State_to Kenosha⠀⇛ Joy or glee at the killing and wounding of those who differ with the opinions and actions of some within and outside of the governments and the apparatus of empire of the US goes way back in our history. Readers need only view the horrific photographs of the crowds enjoying the spectacle of lynchings in the US South during the first half of the 20th century and beyond to have that premise validated. Now, with the far right a clear and present danger in the US, both in government and at street level, there is a minority that plans and enjoys murder, to paraphrase the late Israeli scientist Israel Shahak. The minority of those who protest injustices is increasingly in grave danger. Jacob Blake was not the first Black person shot by officials of the government, in his case the police, and he was far from the first person of color in US history whose shooting was cheered by those with hate in their hearts and guns and ropes in their hands. The words self-defense appeared from a relative on my Facebook feed within hours of the verdict freeing Kyle Rittenhouse in Wisconsin. Self-defense is the cause célèbre of police who kill unarmed civilians in many cases with impunity. Self-defense was on the lips of some of those in the Ohio National Guard in 1970, when they killed and wounded students. Self-defense was on the lips of Kyle Rittenhouse.  I know something about the military-style semi-automatic rifle Rittenhouse used to kill two protesters in Wisconsin, who were protesting the shooting of Jacob Blake (New York Times, October 26, 2021). The US government taught me how to become a sharpshooter with this kind of weapon and its lethality is so monstrous that the thought of taking a rifle like this to a demonstration and then claiming self-defense is more than obscene! It was the weapon (semi- automatic military assault rifles) of choice at Sandy Hook Elementary School, Columbine High School, at a concert in Nevada, and in countless other public places. Second Amendment/self-defense: Bullshit! A person with this kind of military-style semi-automatic rifle is pretty much invincible. And as if in some bizarre accident of time and place, the military also taught me how to use the M- ! rifle, the weapon of choice on the battlefields of World War II and the weapon that the Ohio National Guard used against unarmed protesting students at Kent State. # ⚓ We’re_Spending_Money_on_War_When_We_Could_Be_Building Roads⠀⇛ As a Navy spouse of 10 years and counting, my life offers an up-close view of our country’s priorities when it comes to infrastructure and government spending. # ⚓ Did_the_CIA_kill_JFK?_Oliver_Stone_on_his_explosive_new film⠀⇛ # ⚓ Let’s_Talk_Turkey:_Glen_Ford_Carves_Up_the_American Empire⠀⇛ Well, that’s how I read the energy and intention of Ford’s “No More American Thanksgivings,” the opening evisceration of the mightiest, whitiest American holiday of them all. His screed is a triumphant tonic,  a P’au Revere trumpet blast to open  Black Agenda (OR Books, 2021). Ford begins his carve-up of the butterball day traditionally associated with the beginning of the Christmas shopping period (Black Friday), with some nastiness. Smallpox blankets that would make Wuhan blush. Stolen corn from gravesites probably filled with victims of that smallpox, leaving a wide open area, reminiscent, later, of a trailer park swathe. Indian heads on totemic poles. Indians sold into slavery and sent to Caribbean. Ford sums it up with words of Governor John Winthrop, “This day forth shall be a day of celebration and thanksgiving for subduing the Pequots.” In 2003, Ford writes, for The Black Commentator (a forerunner to Black Agenda Report), # ⚓ The_Problem_of_Sanctions_Against_North_Korea⠀⇛ These sanctions have contributed to isolating North Korea from the rest of the world. The country has not entirely welcomed this isolation. Despite longstanding suspicions of outside influences, Pyongyang has shown considerable interest in engaging with the West and with the global economy more generally. Economic sanctions have severely limited this interaction. There is currently little political support in the United States for lifting sanctions against North Korea. Despite claims to the contrary, the Biden administration has settled into the same de facto policy of “strategic patience” adopted by the Obama administration. The new administration has not even reversed the Trump administration’s re-designation of North Korea as a state sponsor of terrorism. # ⚓ Takeover_of_German_manufacturer:_Rheinmetall_re-enters_the drone_business⠀⇛ Equipping the German Army’s reconnaissance force with new LUNA drones seems to be secured, so a sale of the insolvent German manufacturer to Israel is off the table. The Bundeswehr has also commissioned a study for kamikaze drones, such a system is also offered by Rheinmetall. # ⚓ November_25,_International_Day_for_the_Elimination_of Violence_Against_Women⠀⇛ # ⚓ ‘No_More_Violence,_No_More_Silence!’:_Women_Worldwide Demand_End_to_Gender-Based_Abuse⠀⇛ Leaders at the United Nations and civil society groups marked the International Day for the Elimination of Violence Against Women on Thursday to highlight the global scourge of gender-based violence that has escalated during the last 20 months of the Covid-19 pandemic and which only focused and urgent action can help bring to an end. “In all of our own neighborhoods, there are women and girls living in danger.” # ⚓ Coalition_Against_Stalkerware_Celebrates_Two_Years_of_Work to_Keep_Technology_Safe_for_All⠀⇛ Stalkerware makes it possible to intrude into a person’s private life and is a tool for abuse in cases of domestic violence and stalking. By installing these applications on a person’s device, abusers can get access to someone’s messages, photos, social media, geolocation, audio or camera recordings (in some cases, this can be done in real-time). Such programs run hidden in the background, without a victim’s knowledge or consent. This year, the Coalition welcomed new supporters like INTERPOL and members, among them CyberPeace Institute; Gendarmerie Nationale; the Gradus Project; Kandoo; Luchadoras; the Florida Institute for Cybersecurity Research; National Center for Victims of Crime (US); North Carolina A&T State University’s Center of Excellence for Cybersecurity Research, Education, and Outreach; Refuge UK; Sexual Violence Law Center (US), and The Tor Project.  Fulfilling one of the founding missions, the Coalition’s partners in July launched a new technical training on stalkerware aimed at helping increase capacity-building among nonprofit organizations that work with survivors and victims, as well as law enforcement agencies and other relevant parties. In addition, the Coalition has put together a revised page with advice for survivors who suspect they may have stalkerware on their device. # ⚓ Coordination_by_Europol:_Special_Intervention_Units_train with_drone_carrying_explosives_and_robot_dog⠀⇛ Since this year, the ATLAS network has had a Support Office at Europol, with which the police agency coordinates cross-border operations of units from Schengen states. Most of the money from the coming budget will again go to police forces from Germany. o § Environment⠀➾ # § Energy⠀➾ # ⚓ Electric_Car_Delusions⠀⇛ Things, however, had changed. COP26, pressure from other countries, and potential electoral pressure within traditional Coalition seats, had made the prime minister shift his position.  In a joint press release from the Prime Minister and Energy Minister Angus Taylor, the government promised, as part of the Future Fuels Fund investment, $250 million on vehicle charging and hydrogen fuelling infrastructure; heavy and long- distance vehicle technologies; commercial fleets and household smart charging. In terms of numbers, 400 businesses, 50,000 households will be affected, and 1000 public charging stations created.  With an eye towards private investment, the hope is that there will be over $500 million “of combined private and public co-investment directed into the update of future fuels in Australia and the creation of more than 2,600 new jobs.” # ⚓ Consumers_Getting_Hosed_at_the_Pump_Again⠀⇛ Despite the longstanding propaganda about “energy independence,” the simple truth is that we have been betrayed by lawmakers who once again kow-tow to the demands of the oil and gas industry. You’d have to be a certain age to remember the Arab oil embargo of 1973-74 and the scenes of Americans waiting in long lines to get gas before the stations ran out — which many did. The Arab members of the Organization of Petroleum Exporting Countries (OPEC) quadrupled the price of its oil and simply stopped all oil shipments to the United States and other nations that supported and re-supplied Israel during the 1973 Yom-Kippur Arab-Israeli War. # § Wildlife/Nature⠀➾ # ⚓ Killer_Apes_and_Global_Ecocide⠀⇛ Crucially, this also means that we are descendants of the chimpanzees and not of the neighbors next door – the bonobos, who were mistakenly also known as pygmy chimpanzees, once. Essentially, our chimpanzee ancestors are very different from the bonobos who have never been just a little version of chimpanzees. Our departure from chimpanzees marks not only the fact that we are part of the Warrior Apes, it also marks us out as being closely linked to the wrong crowd – the chimpanzees, and not the bonobos. While both appear similar in look and size, chimpanzees and bonobos are very different when it comes to the way they live. o § Finance⠀➾ # ⚓ ’Tis_the_Season_for_DeJoy’s_Removal⠀⇛ The Thanksgiving holiday weekend opens the most demanding season of the year for America’s postal workers. Last year, according to the United States Postal Service, “13 billion letters, cards, and packages were processed and delivered under some of the most difficult circumstances we’ve faced in the past century.” This year, postal workers will again provide outsize service to this country, while continuing to face unprecedented challenges. # ⚓ What_Would_Have_Worked_Better_Than_Building_Back_Anything⠀⇛ But the most serious problem is the tendency of those voters who do vote to nonetheless identify themselves with one of the lousy candidates and parties and its statements and actions year-in-and- year-out so that a larger phenomenon than lesser- evil voting is total lesser-evil existing. The extremely rare individual actually votes with his or her nose appropriately pinched, containing the voting to a single moment while rejecting the hype and keeping a free mind every other day. This problem is compounded by, and its prevalence exaggerated by, the tendency of commentators to invent explanations for votes based only on who was voted for and not on who was voted against — and certainly not on what would have been voted for had it been anywhere to be found. o § AstroTurf/Lobbying/Politics⠀➾ # ⚓ Opinion_|_Pundits_Want_You_To_Think_Biden’s_Low_Approval Rating_Means_Democrats_Should_Move_Center⠀⇛ Recent polls show that President Joe Biden’s approval rating has declined significantly since he took office. # ⚓ Dialogue_of_the_Deaf:_Debating_Ted_Koppel_on_Communism⠀⇛ By late afternoon in Los Angeles, Tracy called from New York. I’d be on with Angela Davis and Melor Sturua, a Russian columnist for Izvestia on leave at the Carnegie Endowment. I drove east across Los Angeles toward the ABC studio. At the studio they make me up and sit me down. The drill with Koppel is that you look into a camera and listen to your earphone. You can’t see what’s happening on the show. You have to keep looking at the camera because you don’t know when Koppel, the only person who can see all the people on the show, who controls everything, is going to call on you. Swivel your eyes away from the camera and millions will think you’ve got something to hide. # ⚓ These_Biden_Nominees_are_Foxes_Guarding_Industry_Henhouse⠀⇛ The nomination of Vilsack in 2008 by then- President-elect Obama was lauded by industry players such as the Corn Refiners Association, the National Grain and Feed Association and biotech organizations. In fact, Vilsack, a former governor of Iowa, “was named Governor of the Year by the Biotechnology Industry Organization, an industry lobbying group,” reports Wikipedia. Vilsack did not disappoint. # ⚓ The_Chilean_Elections,_50_Years_After_How_to_Read_Donald Duck⠀⇛ We never anticipated that our essay would become an international best seller, translated into dozens of languages. It had been born, quite modestly, as a way of participating in the unique Chilean experiment of building socialism, for the first time in history, through electoral and nonviolent methods, without eliminating our adversaries. This meant that the government of Salvador Allende, which had captured the presidency in September 1970, would have to win the battle for public opinion in a situation of considerable inequality, since most of the media was in the hands of the enemies of the revolution. In this struggle to define Chile’s identity and leave behind the obstacles and prejudices of the past, the Allende government had acquired an important asset: the most important publishing house in the country. Renamed Quimantú (“sun of knowledge” in Mapuche), it gave our peaceful revolution the means to bring out millions of books at inexpensive prices, as well as an assortment of magazines, including children’s and adult comics that would have to compete for readers in a market saturated with foreign products. If we were to devise progressive alternatives, it was urgent to probe how those imported stories worked, and Armand and I therefore set out to analyze the most popular comics in Chile—and in the world: those generated by the immense corporation founded by Walt Disney. o § Freedom of Information/Freedom of the Press⠀➾ # ⚓ Democracy_Now!_at_25:_Celebrating_a_Quarter-Century_of Independent_News_on_the_Frontlines⠀⇛ Democracy Now! first aired on nine community radio stations on February 19, 1996, on the eve of the New Hampshire presidential primary. In the 25 years since that initial broadcast, the program has greatly expanded, airing today on more than 1,500 television and radio stations around the globe and reaching millions of people online. We celebrate 25 years of The War and Peace Report with an hour-long retrospective, including highlights from the show’s early years, some of the most controversial interviews, and groundbreaking reports from East Timor, Standing Rock, Western Sahara and more. o § Civil Rights/Policing⠀➾ # ⚓ Humanitarians_Demand_End_of_‘Hostile’_UK_Policies_After_27 Migrants_Perish_in_English_Channel⠀⇛ Over two dozen migrants—including young children—attempting to cross the English Channel from France perished at sea Wednesday, sparking outpourings of grief and renewed demands that both the U.K. government and leaders across Europe end their woeful immigration policies that force desperate individuals and families to risk ever more dangerous and deadly journeys to attain refuge, asylum, or a better life. “How many more times must we see people lose their life trying to reach safety in the U.K. because of the woeful lack of safe means to do so?” # ⚓ How_I_Fight_Racism_in_the_World_and_Within_Me⠀⇛ Before the murder of George Floyd, I didn’t focus on racism I had experienced. Floyd was just a normal Black man trying to get through another day, like my father, uncle, or older cousins. It had infuriated me enough to see that I couldn’t ignore any more of the microaggressions I often faced, and I had to take a long look in the mirror. This story was produced for Student Nation, a program of the Nation Fund for Independent Journalism, which is dedicated to highlighting the best of student journalism. For more Student Nation, check out our archive or learn more about the program here. StudentNation is made possible through generous funding from The Puffin Foundation. If you’re a student and you have an article idea, please send pitches and questions to [email protected] o § Monopolies⠀➾ # ⚓ Human_Rights_Defenders_Threaten_Legal_Action_Against Countries_Fueling_Vaccine_Inequality⠀⇛ More than a year after South African and Indian officials first proposed waiving intellectual property barriers for Covid-19 treatments and vaccines, human rights lawyers and advocacy groups on Thursday threatened legal action against the governments of several wealthy countries that are opposing the waiver. “The consequences of a failure to adopt the TRIPS waiver could be millions of lives.” # § Patents⠀➾ # ⚓ 130_Social_Justice_Groups_Are_Calling_on_WTO_to_Adopt Patent_Waiver⠀⇛ # ⚓ 130+_Global_Groups_Demand_WTO_Postpone_Meeting_Until Vital_Patent_Waiver_Is_Adopted⠀⇛ A group of over 130 national and international civil society organizations is demanding the World Trade Organization postpone its upcoming ministerial meeting unless it first agrees to adopt a patent waiver for Covid-19 vaccines seen by social justice campaigners as crucial to ending “vaccine apartheid.” The groups laid out their demand in an open letter to WTO members just ahead of the in- person 12th ministerial conference set to begin Nov. 30 in Geneva, the latest sign of growing pressure on rich nations—including the U.S.—to move more urgently to end the pandemic. # § Copyrights⠀➾ # ⚓ Filmmakers_Want_ISP_to_Share_Personal_Info_of Thousands_of_Pirates⠀⇛ As part of an ongoing lawsuit, a group of independent movie companies wants Colorado- based Internet provider WOW! to disclose the personal details of thousands of persistent pirates. The filmmakers also request the option to file separate lawsuits against these alleged pirates, but that clearly goes a step too far for the Internet provider. # ⚓ Online_Piracy_Increases_Among_Young_Finns,_But_Legal Consumption_is_Up_Too⠀⇛ It is often said that the only workable long- term solution to the piracy problem is making content widely available at a fair price. A new study from Finland finds that an increasing number of people are indeed turning to legitimate options. While overall piracy levels are generally static, tech- savvy young people are again bucking the trend. ╘══════════════════════════════════════════════════════════════════════════════╛ ¶ Lines in total: 6153 ➮ Generation completed at 02:41, i.e. 65 seconds to (re)generate ⟲