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题目描述 Alice and Bob are in their class doing drills on multiplication and division. They quickly get bored and instead decide to play a game they inven 阅读全文
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Description There are N villages, which are numbered from 1 to N, and you should build some roads such that every two villages can connect to each oth 阅读全文
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Description A factory produces products packed in square packets of the same height h and of the sizes 1*1, 2*2, 3*3, 4*4, 5*5, 6*6. These products ar 阅读全文
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Description The cows have purchased a yogurt factory that makes world-famous Yucky Yogurt. Over the next N (1 <= N <= 10,000) weeks, the price of milk 阅读全文
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Description Oh those picky N (1 <= N <= 50,000) cows! They are so picky that each one will only be milked over some precise time interval A..B (1 <= A 阅读全文
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Problem Description Angel was caught by the MOLIGPY! He was put in prison by Moligpy. The prison is described as a N * M (N, M <= 200) matrix. There a 阅读全文
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Description Given a positive integer n, write a program to find out a nonzero multiple m of n whose decimal representation contains only the digits 0 阅读全文