mtry

摘要： Sexagenary CycleTime Limit: 2 Seconds Memory Limit: 65536 KBThe Chinese sexagenary cycle, also known as the stems-and-branches, is a cycle of sixty terms used for recording days or years. Each term in the sexagenary cycle consists of two Chinese characters, the first representing a term from a cycl. 阅读全文

摘要： NimTime Limit: 3 Seconds Memory Limit: 65536 KBNim is a mathematical game of strategy in which two players take turns removing objects from distinct heaps. The game ends when one of the players is unable to remove object in his/her turn. This player will then lose. On each turn, a player must remov. 阅读全文