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c0500446123说原来的范围是1000的,他用的构造法,我也是写dfs

Posted by frkstyc at 2005-05-29 18:17:13 on Problem 2438
In Reply To:这题N那么大,用邻接矩阵居然都能搜出来,还15ms,是不是数据太弱了 Posted by:TN at 2005-05-29 18:16:43


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