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问题 E: Plug It In! 题目描述 Adam just moved into his new apartment and simply placed everything into it at random. This means in particular that he did not 阅读全文
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Pants On Fire 题目描述 Donald and Mike are the leaders of the free world and haven’t yet (after half a year) managed to start a nuclear war. It is so grea 阅读全文
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问题 J: Degree Sequence of Graph G 题目描述 Wang Haiyang is a strong and optimistic Chinese youngster. Although born and brought up in the northern inland c 阅读全文
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Give Candies 题目描述 There are N children in kindergarten. Miss Li bought them N candies。To make the process more interesting, Miss Li comes up with the 阅读全文
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题目描述 You are given a picture consisting of n rows and m columns. Rows are numbered from 1 to n from the top to the bottom, columns are numbered from 1 阅读全文