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我是用动态规划做的

Posted by hawk at 2003-05-21 23:47:50 on Problem 1112
In Reply To:1112用并查集来做为什么总是出错？ Posted by:rruucc at 2003-05-21 22:32:08 
还有，什么叫并查集？可能就是我记录分组的那个？
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