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递归 戴着镣铐跳舞 路径压缩+up数统计 中规中矩 282MS,

Posted by abilitytao at 2009-08-19 19:37:07 on Problem 1988
RT,用的也是并查集,路径压缩,递归实现,不过我的跑了282MS,不知道怎样优化到100MS以内呢?

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