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Re:哪位大大解释一下这个题目怎么做吧

Posted by maomivan at 2007-08-14 20:20:21 on Problem 3345
In Reply To:哪位大大解释一下这个题目怎么做吧 Posted by:lixs2003 at 2007-08-14 15:08:33 
> 谢谢^_^

我是这么做的，效率不是很高。。。。
建一棵二叉树（加一些权重无穷大的节点将n叉树转化为2叉树），然后DP。
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