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dp vector + bitsetIn Reply To:Re:请问几十秒的大牛是用什么方法做的？我只会暴搜，250ms。。。 Posted by:MasterLuo at 2009-08-23 18:06:51 > 这个方法相当好。 > 搜索中可以作位运算优化的，把30位看成一个int,这样搜索起来就会快一个数量级了。 > 也可以直接用dancing links的模板。 Followed by: Post your reply here: |
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