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为什么 prim 可以AC ?是不是因为prim算法每次总扩展一个到 集合中距离最短的 点 ,正好跟这一题的要求相同 ?

Posted by moshucong at 2009-03-28 22:11:37 on Problem 2253 and last updated at 2009-03-28 22:15:34
牛人们说说

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