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求两组数据的答案,见内

Posted by ecchi at 2007-07-20 17:46:02 on Problem 3272
6 6
1 2
1 3
2 4
3 4
4 5
1 6
这组合法吗?5不能到6,但4->5比1->6大
3 3
1 2
1 2
2 3
这组是1还是2?
无论怎么组合都是WA...晕了...

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