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posted @ 2020-04-14 22:28
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题目描述 The only difference between easy and hard versions is constraints. You are given a sequence a a a consisting of n n n positive integers. Let's de 阅读全文
posted @ 2020-04-14 18:34
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题目描述 You are given a correct solution of the sudoku puzzle. If you don't know what is the sudoku, you can read about it here. The picture showing the 阅读全文
posted @ 2020-04-14 11:52
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题目描述 You have n n n students under your control and you have to compose exactly two teams consisting of some subset of your students. Each student had 阅读全文
posted @ 2020-04-14 09:32
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题目描述 You are given three positive integers n n n , a a a and b b b . You have to construct a string s s s of length n n n consisting of lowercase Lati 阅读全文
posted @ 2020-04-14 08:16
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题目描述 There are two sisters Alice and Betty. You have n n n candies. You want to distribute these n n n candies between two sisters in such a way that: 阅读全文
posted @ 2020-04-14 08:11
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