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Killer Names Problem Description > Galen Marek, codenamed Starkiller, was a male Human apprentice of the Sith Lord Darth Vader. A powerful Force-user 阅读全文
posted @ 2017-08-17 17:15
meekyan
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Typesetting Problem Description Yellowstar is writing an article that contains N words and 1 picture, and the i-th word contains ai characters.The pag 阅读全文
posted @ 2017-08-12 11:42
meekyan
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String Time Limit: 6000/3000 MS (Java/Others) Memory Limit: 524288/524288 K (Java/Others) Problem DescriptionBob has a dictionary with N words in it.N 阅读全文
posted @ 2017-08-11 16:11
meekyan
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Rikka with String Problem Description As we know, Rikka is poor at math. Yuta is worrying about this situation, so he gives Rikka some math tasks to p 阅读全文
posted @ 2017-08-08 20:25
meekyan
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Matching In Multiplication Problem DescriptionIn the mathematical discipline of graph theory, a bipartite graph is a graph whose vertices can be divid 阅读全文
posted @ 2017-08-06 21:04
meekyan
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题目链接：点这里 题解： 需要证明，所求的路径一定是全部权值都为1或者，路径上权值至多有一个为2其余为1且权值2在路径中央。 然后树形DP 设定dp[i][0/1] 以1为根的情况下，以i 节点下子树走分别全1和 走一次2和剩余全走1 的最长链 每遍历一次子树，统计一次答案 下面给出代码 #incl 阅读全文
posted @ 2017-08-06 19:25
meekyan
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3992: [SDOI2015]序列统计 Description 小C有一个集合S，里面的元素都是小于M的非负整数。他用程序编写了一个数列生成器，可以生成一个长度为N的数列，数列中的每个数都属于集合S。 小C用这个生成器生成了许多这样的数列。但是小C有一个问题需要你的帮助：给定整数x，求所有可以生成 阅读全文
posted @ 2017-08-06 14:21
meekyan
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Classic Quotation Problem Description When online chatting, we can save what somebody said to form his ''Classic Quotation''. Little Q does this, too. 阅读全文
posted @ 2017-08-06 10:07
meekyan
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Limited Permutation Problem Description As to a permutation p1,p2,⋯,pn from 1 to n, it is uncomplicated for each 1≤i≤n to calculate (li,ri) meeting th 阅读全文
posted @ 2017-08-05 11:15
meekyan
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Hints of sd0061 Problem Description sd0061, the legend of Beihang University ACM-ICPC Team, retired last year leaving a group of noobs. Noobs have no 阅读全文
posted @ 2017-08-05 09:51
meekyan
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