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Re:十组数据……

Posted by luowenfeng at 2012-07-15 16:38:28 on Problem 2942
In Reply To:Re:十组数据…… Posted by:zwliu at 2012-07-07 16:46:31
试试这几组数据
6 9
1 4
1 5
1 6
2 4
2 5
2 6
3 4
3 5
3 6

7 12
1 4
1 5
1 6
1 7
2 4
2 5
3 6
3 7
4 6
4 7
5 6
5 7

output
0
0

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