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考虑从一个空格到另一个空格经过所有格子的路径，沿路径放就可以了In Reply To:Re:结论：黑白格染色，去掉同色的格子不行，去掉异色的格子就行 Posted by:PI at 2005-07-19 12:36:33 > 去掉同色的格子显然不行,但去掉异色的格子就一定行吗 Followed by: Post your reply here: |
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