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无语了!这题不是暴搜做的应该是错误的!建议加强数据

Posted by WorldWar3 at 2008-07-31 19:35:51 on Problem 1129
现在网上有几个现有版本,试验几组数据后全部错误,居然也能过!!!
这题给的答案估计也有问题,那些什么N^2之类的算法完全没有可能对。
5
A:BC
B:ACD
C:ABD
D:BC
E:CBD

ans   3

6
A:BEF
B:AC
C:BD
D:EF
E:ADF
F:ADE

ans 3

...

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