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Multiply game Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 2189 Accepted Submission(s): 783 Pr 阅读全文
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Train Problem I Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 30245 Accepted Submission(s): 114 阅读全文
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并查集的经典题目: CSUOJ 1601: War Description AME decided to destroy CH’s country. In CH’ country, There are N villages, which are numbered from 1 to N. We sa 阅读全文
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The xor-longest Path Time Limit: 2000MS Memory Limit: 65536K Total Submissions: 5453 Accepted: 1190 Description In an edge-weighted tree, the xor-leng 阅读全文