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你还没碰上那个题，我记得当时去掉了启发式合并就慢了一倍

Posted by frkstyc at 2005-07-28 22:47:21 on Problem 2513
In Reply To:刚才试了一下,根据集合大小合并的优化措施基本上没用 Posted by:00448242 at 2005-07-28 22:40:26 
> 由于比较大小还慢了几十毫秒
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