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用并查集优化后变成了63ms,不知道15ms的大牛们是怎么做的~~In Reply To:我既没用heap,也没有用并查集，几乎没有任何优化，直接qsort+贪心暴力竟然141ms~~连我自己都不相信 Posted by:new_begin at 2009-05-14 21:52:20 Followed by:
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