Luogu P8500. [NOI2022] Bubble sort
Original link: https://www.shuizilong.com/house/archives/luogu-p8500-noi2022-%E5%86%92%E6%B3%A1%E6%8E%92%E5%BA%8F/ https://uoj.ac/problem/768 https://www.luogu.com.cn/problem/P8500 Intersections of intervals are of course troublesome. . A few days ago when I was in CF #875 C, I was able to use the hash method to get away with it. . It will definitely not work this time. . Let’s deal with this situation at the end first, […]
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