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Posted by Sempr at 2006-10-18 23:12:21 on Problem 2795
In Reply To:Re:R.P.W.T. Posted by:fifapkz at 2006-10-18 23:09:23
> Sempr大牛说说应该怎么做啊……
> 你说我rpwt是不是针对递归说的?
> 我是算出字符串有i个儿子的时候的方案数,然后加起来;
> 对每个儿子都这样递归下去……

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