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题目链接 Problem Description When online chatting, we can save what somebody said to form his ''Classic Quotation''. Little Q does this, too. What's more? 阅读全文
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题目链接 Problem Description Yellowstar is writing an article that contains N words and 1 picture, and the i-th word contains ai characters.The page width 阅读全文
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题目链接 Problem Description Bob has a dictionary with N words in it.Now there is a list of words in which the middle part of the word has continuous lett 阅读全文
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题目链接 Problem Description You are given a complete binary tree with n nodes. The root node is numbered 1, and node x's father node is ⌊x/2⌋. At the beg 阅读全文
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题目链接 Problem Description > Stormtroopers were the assault/policing troops of the Galactic Empire. Dissenting citizens referred to them as bucketheads, 阅读全文
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题目链接 Problem Description Suppose that you are an admiral of a famous naval troop. Our naval forces have got 21 battleships. There are 6 types of battl 阅读全文
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题目链接 Problem Description Giving two strings and you should judge if they are matched.The first string contains lowercase letters and uppercase letters 阅读全文
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题目链接 Problem Description As we know, Rikka is poor at math. Yuta is worrying about this situation, so he gives Rikka some math tasks to practice. Ther 阅读全文
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题目链接 Problem Description There is a set including all positive integers that are not more then n. HazelFan wants to choose some integers from this set 阅读全文
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题目链接 Problem Description There are n points on the plane, and the ith points has a value vali, and its coordinate is (xi,yi). It is guaranteed that no 阅读全文