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Re:看起来是dp,里面没用组合数?

Posted by raymondc at 2013-11-16 16:27:56 on Problem 3252
In Reply To:表示这题DP 30行搞定,不会排列组合也能做。 Posted by:lydliyudong at 2011-07-23 17:26:23
看起来很厉害。
本质上,就是一个组合问题,只是能有复杂的递推规则罢了。你所说的dp只是组合数也满足一个递推。。。

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