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就在这点上差别?

Posted by hawk at 2004-07-26 23:17:49 on Problem 1710
In Reply To:Re:改成这样后spj是不是好写多了 Posted by:atlas_of_rruucc at 2004-07-26 23:13:38
> [2N,10000]差点用并查集判断连通性了,后来换了种更简单的方法
> 如果[N,300]就直接判断了

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