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Re:强烈建议加这组数据进去,练的解题表里怎么也把这题归为树型dp,想不通啊……

Posted by escalation at 2011-08-06 22:28:15 on Problem 1770
In Reply To:这组数据如果用树形dp的话会死循环的,但事实上数据太弱了呀 Posted by:byplane747 at 2011-08-02 17:31:14
> 3 2
> 1
> 2
> 3
> 1
> 2

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