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ZOJ Problem Set - 3598Spherical TriangleTime Limit:2 Seconds Memory Limit:65536 KBAs everybody knows, the sum of the interior angles of a triangle on ... 阅读全文
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1601: War Description AME decided to destroy CH’s country. In CH’ country, There are N villages, which are numbered from 1 to N. We say two village A 阅读全文
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Given an integer n and an integer m, please calculate the minimal multiple of n which consists of exactly m different digits. Input This problem has s 阅读全文
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NimTime Limit:3 Seconds Memory Limit:65536 KBNim is a mathematical game of strategy in which two players take turns removing objects from distinct hea... 阅读全文