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Re:这题要全搜的,怎么不会超时?

Posted by fishing_test at 2009-04-22 19:42:00 on Problem 1154
In Reply To:这题要全搜的,怎么不会超时? Posted by:gzw_02 at 2008-07-21 21:28:22
 The R S is very small <= 20;

 And the depth will be at most 25, as the first letter is specified.
 

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