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1625E2. Cats on the Upgrade (hard version)
Diamond III
์ด๋ถ„ ํƒ์ƒ‰์ž๋ฃŒ ๊ตฌ์กฐ๊นŠ์ด ์šฐ์„  ํƒ์ƒ‰๊ทธ๋ž˜ํ”„ ์ด๋ก ํŠธ๋ฆฌ๋ˆ„์  ํ•ฉ์˜ค์ผ๋Ÿฌ ํˆฌ์–ด ํ…Œํฌ๋‹‰์ œ๊ณฑ๊ทผ ๋ถ„ํ• ๋ฒ•+1
Codeforces

์ด ๋ฌธ์ œ์— ๋Œ€ํ•œ ๊ฐ€์ด๋“œ

์•„์ง ์ž‘์„ฑ๋œ ๊ฐ€์ด๋“œ๊ฐ€ ์—†์Šต๋‹ˆ๋‹ค.

์ด ๋ฌธ์ œ๋ฅผ ํฌํ•จํ•˜๋Š” ๋ฌธ์ œ์ง‘