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Re:终于AC了,说说5点注意的地方。

Posted by sidy at 2007-04-15 22:45:59 on Problem 1042
In Reply To:终于AC了,说说5点注意的地方。 Posted by:fengyu05 at 2007-03-06 08:20:02
补充一点:全0的情况,如:
2
1
0 0
0 0
1

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