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我就是用这种方法,也TLE的不行...

Posted by waterine at 2006-11-18 14:05:04 on Problem 3090
In Reply To:递推 T[n]=T[n-1]+上侧那条边可用点数*2(GCD判定) Posted by:MiXtEr at 2006-11-18 13:44:18


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