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E. Sasha and Array time limit per test 5 seconds memory limit per test 256 megabytes input standard input output standard output Sasha has an array of 阅读全文
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Sparse Graph Time Limit: 4000/2000 MS (Java/Others) Memory Limit: 262144/262144 K (Java/Others) Problem Description In graph theory, the complement of 阅读全文
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Weak Pair Time Limit: 4000/2000 MS (Java/Others) Memory Limit: 262144/262144 K (Java/Others) Problem Description You are given a rooted tree of N node 阅读全文
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LCIS Time Limit: 4000/2000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others) Problem Description Alex has two sequences a1,a2,...,an and b1,b 阅读全文
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A. Contest time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output Misha and Vasya participated i 阅读全文
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Sequence II Time Limit: 5000/2500 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Problem Description Long long ago, there is a sequence A 阅读全文
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QSC and Master Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 131072/131072 K (Java/Others) Problem Description Every school has some legends, N 阅读全文
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A. Crazy Computer time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output A. Crazy Computer time 阅读全文
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1009 数字1的数量 基准时间限制:1 秒 空间限制:131072 KB 1009 数字1的数量 基准时间限制:1 秒 空间限制:131072 KB 1009 数字1的数量 基准时间限制:1 秒 空间限制:131072 KB 给定一个十进制正整数N,写下从1开始,到N的所有正数,计算出其中出现所有 阅读全文
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Mathematician QSC Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 131072/131072 K (Java/Others) Problem Description QSC dream of becoming a mathe 阅读全文