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好象当且仅当它是奇*偶的矩形才可以In Reply To:这个题,我当时想也没想就搞了一个二分图匹配. Posted by:xfxyjwf at 2005-07-28 14:17:21 > * - - | > | - - | > | - - * > 先填充这个奇*偶的矩形 好象当且仅当它是奇*偶的矩形就一定可以了 Followed by: Post your reply here: |
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