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Re:赞!这个说法比较靠谱~这种并查集题的关键是公式,公式就是已知传递可推导关系找出实例化的代数表达和运算符~

Posted by openthedoor at 2013-09-12 13:21:39 on Problem 1182
In Reply To:向量根本没有命中要害,我以为,不如说是用并查集维护一个传递可推导关系…… Posted by:Sayakiss at 2012-05-06 16:58:14


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