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A. Hungry Student Problem time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output A. Hungry Stude 阅读全文
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C. Permutation Cycle time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output For a permutation P 阅读全文
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B. Recursive Queries time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output B. Recursive Querie 阅读全文
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A. Points on the line time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output A. Points on the li 阅读全文
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C. Zebras time limit per test 1 second memory limit per test 512 megabytes input standard input output standard output C. Zebras time limit per test 1 阅读全文
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C. A Twisty Movement time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output C. A Twisty Movement 阅读全文
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C. Sad powers time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output C. Sad powers time limit p 阅读全文
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比赛地址：http://codeforces.com/contest/955 A. Feed the cat time limit per test 1 second memory limit per test 256 megabytes input standard input output st 阅读全文
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题目描述 金明今天很开心，家里购置的新房就要领钥匙了，新房里有一间金明自己专用的很宽敞的房间。更让他高兴的是，妈妈昨天对他说：“你的房间需要购买哪些物品，怎么布置，你说了算，只要不超过N元钱就行”。今天一早，金明就开始做预算了，他把想买的物品分为两类：主件与附件，附件是从属于某个主件的，下表就是一些 阅读全文
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题目描述 FJ and his cows enjoy playing a mental game. They write down the numbers from 1 to N (1 <= N <= 10) in a certain order and then sum adjacent numb 阅读全文