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New Barns 时间限制: 1 Sec 内存限制: 128 MB 题目描述 Farmer John notices that his cows tend to get into arguments if they are packed too closely together, so he wa 阅读全文
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You are given a tree with N nodes. The tree nodes are numbered from 1 to N. Each node has an integer weight. We will ask you to perform the following 阅读全文
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#1629 : Graph #1629 : Graph 时间限制:4000ms 单点时限:4000ms 内存限制:256MB 描述 The country contains N cities numbered from 1 to N and M undirected roads connecting 阅读全文
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#1236 : Scores #1236 : Scores 时间限制:4000ms 单点时限:4000ms 内存限制:256MB 描述 Kyle is a student of Programming Monkey Elementary School. Just as others, he is d 阅读全文
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Garden of Eden Time Limit: 10000/5000 MS (Java/Others) Memory Limit: 131072/131072 K (Java/Others) Problem Description When God made the first man, he 阅读全文