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1*1的就可以了,记得要旋转多次,11种情况...这样就可以了

Posted by sunny_fable at 2008-03-28 02:12:58 on Problem 3547
In Reply To:哭了,估计等到天亮也AC不了了 Posted by:xiaox at 2008-03-28 02:11:38


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