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" 题目链接 " Problem Description You are given a permutation a from 0 to n−1 and a permutation b from 0 to m−1. Define that the domain of function f is th 阅读全文
posted @ 2017-07-26 18:48
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" 题目链接 " Problem Description KazaQ wears socks everyday. At the beginning, he has n pairs of socks numbered from 1 to n in his closets. Every morning, 阅读全文
posted @ 2017-07-26 11:35
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" 题目链接 " Problem Description There is a youngster known for amateur propositions concerning several mathematical hard problems. Nowadays, he is prepar 阅读全文
posted @ 2017-07-26 11:00
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" 题目链接 " Problem Description Talented Mr.Tang has n strings consisting of only lower case characters. He wants to charge them with Balala Power (he co 阅读全文
posted @ 2017-07-26 10:43
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