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经查……数据中有个非法的点

Posted by scat at 2007-08-03 22:11:31 on Problem 3316
数据中存在
11
11
的情况。
在正常程序的基础上,我用一个2*2的模版在矩阵上求了一次和,如发现模版的和有==4的就while(1);
结果就真的TLE了。

按题目描述说呢,这种2*2的应该是不合法的数据……因为没有头尾度为1的点

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