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F. Asya And Kittens F. Asya And Kittens Asya loves animals very much. Recently, she purchased nn kittens, enumerated them from 11 and nn and then put 阅读全文
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Problem Description Homer: Marge, I just figured out a way to discover some of the talents we weren’t aware we had.Marge: Yeah, what is it?Homer: Take 阅读全文
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Problem Description For each prefix of a given string S with N characters (each character has an ASCII code between 97 and 126, inclusive), we want to 阅读全文
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https://blog.csdn.net/dyx404514/article/details/41831947 这篇博客讲的很清楚 求next数组: 求extend数组 阅读全文
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链接：https://ac.nowcoder.com/acm/contest/371/B来源：牛客网 小睿睿的n个妹纸排成一排，每个妹纸有一个颜值val[i]。有m个询问，对于每一个询问，小睿睿想知道区间[L,R]颜值最高而编号最小的妹纸是哪一个 对于妹纸们的颜值val[i]，其生成函数为： voi 阅读全文
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Problem Description CC always becomes very depressed at the end of this month, he has checked his credit card yesterday, without any surprise, there a 阅读全文
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Mitya has a rooted tree with nn vertices indexed from 11 to nn, where the root has index 11. Each vertex vv initially had an integer number av≥0av≥0 w 阅读全文
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Problem Description The French author Georges Perec (1936–1982) once wrote a book, La disparition, without the letter 'e'. He was a member of the Ouli 阅读全文
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每一个数据结构老师必讲的算法，这里我就不再重复累赘的叙述了。 KMP主要分为两步，求next数组和求f数组，对于next数组 我们主要需要知道以下引理： 若j0是next[i]的一个候选项，即j0<i且A[i-j0+1~i]=A[1~j0],则小于j0的最大的next[i]的候选项是next[j0] 阅读全文
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Problem Description 大家一定觉的运动以后喝可乐是一件很惬意的事情，但是seeyou却不这么认为。因为每次当seeyou买了可乐以后，阿牛就要求和seeyou一起分享这一瓶可乐，而且一定要喝的和seeyou一样多。但seeyou的手中只有两个杯子，它们的容量分别是N 毫升和M 毫升 阅读全文