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An earthquake takes place in Southeast Asia. The ACM (Asia Cooperated Medical team) have set up a wireless network with the lap computers, but an unex 阅读全文
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Problem Description 给定一个m × n (m行, n列)的迷宫,迷宫中有两个位置,gloria想从迷宫的一个位置走到另外一个位置,当然迷宫中有些地方是空地,gloria可以穿越,有些地方是障碍,她必须绕行,从迷宫的一个位置,只能走到与它相邻的4个位置中,当然在行走过程中,glor 阅读全文
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My birthday is coming up and traditionally I'm serving pie. Not just one pie, no, I have a number N of them, of various tastes and of various sizes. F 阅读全文
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You task is to find minimal natural number N, so that N! contains exactly Q zeroes on the trail in decimal notation. As you know N! = 1*2*...*N. For e 阅读全文