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Re:哪位大大解释一下这个题目怎么做吧

Posted by lixs2003 at 2007-08-15 15:47:36 on Problem 3345
In Reply To: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 
AC了
谢谢您
感觉是类似的做法
不过昨天练习赛打晕了没想清楚呵呵

> 
> 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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