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Re:我还是不懂。。为啥只要限制总的翻转次数在1~16就可以判断出是否可以翻成全白或者全黑呢!为什么呢!!

Posted by oihyxc at 2016-09-25 15:50:51 on Problem 1753
In Reply To:我还是不懂。。为啥只要限制总的翻转次数在1~16就可以判断出是否可以翻成全白或者全黑呢!为什么呢!! Posted by:Saleed at 2016-09-21 21:12:24
因为某个点翻了两次等于没翻,这些点的选取顺序也不会影响结果……

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