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已经确定是NP了，但是不是NPC？再顶下，大家帮忙啊。。。谢了。。。In Reply To:虽然知道这个时候此帖必沉。。。但是还是要发。。。请教诸位大牛一个疑似NP证明问题。。。 Posted by:hanjialong at 2009-04-21 22:37:56 > 一个n*m的0/1矩阵，是否存在p*q的全1子阵（不连续也可）？ > > 如果不是NP/NPC，给个多项式算法，如果是NP/NPC，给个证明。 > > thx诸位。。。 Followed by: Post your reply here: |
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