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How far away ? Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 20971 Accepted Submission(s): 8245 阅读全文
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Stars in Your Window Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 13196 Accepted: 3609 Description Fleeting time does not blur my memory 阅读全文
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1036: [ZJOI2008]树的统计Count Description 一棵树上有n个节点,编号分别为1到n,每个节点都有一个权值w。我们将以下面的形式来要求你对这棵树完成一些操作: I. CHANGE u t : 把结点u的权值改为t II. QMAX u v: 询问从点u到点v的路径上的节点 阅读全文
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DZY Loves Topological Sorting Time Limit: 4000/2000 MS (Java/Others) Memory Limit: 131072/131072 K (Java/Others)Total Submission(s): 1250 Accepted Sub 阅读全文
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D. The Child and Sequence time limit per test 4 seconds memory limit per test 256 megabytes input standard input output standard output D. The Child a 阅读全文