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Re:请问为什么只有60种状态

Posted by peargobble at 2011-07-23 13:55:15 on Problem 1185
In Reply To:请问为什么只有60种状态 Posted by:cotton at 2011-07-23 12:01:13
因为一共有1024种,但除了这60种外,其它的方案会导致同一行的炮兵互相攻击。
比如0101000000就是没有意义的状态(1表示有炮兵),无论其它的怎么放,必然有两个(该行的两个)炮兵在互相攻击。。。

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