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搜索狂人xf在哪?

Posted by frkstyc at 2006-05-15 21:45:06 on Problem 1084
In Reply To:再次求助, 我只能想到一个剪枝的方法 Posted by:sunmoonstar at 2006-05-15 21:15:17
> 超时,我是按 match 搜的 
> 用迭代 dfs 
> 只用了一个剪枝:
> 如果当前考虑的以及以后将要考虑的 match  
> 不能破坏前面的一些 方格 就不用继续了 
>  
> 请教 优化方法
> 
> 或者说, 我搜的方式就不容易剪枝?

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