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D的Pku上的分析是不是有问题？那种解法是完全针对最小路径覆盖做的啊？如果这样一个图，应该输出什么？

Posted by Bluebird at 2005-08-28 17:04:42 on Problem 2594
In Reply To:这道题目，如果我没理解错的话，是不是就是最小路径覆盖？并且给定的是严格的有向无环图？还是我理解有误？ Posted by:Bluebird at 2005-08-28 15:57:37 
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