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两种都可以,对应的是两种不同的算法

Posted by dynamic at 2004-01-11 18:52:35 on Problem 1639
In Reply To:具体该怎么贪呢?是求出最小生成树后贪心修改呢,还是在求树的过程中贪心? Posted by:hujialie at 2004-01-11 17:23:55


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