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数据是没有问题的，注意转移时的一个细节。

Posted by z286830682 at 2013-09-23 23:39:13 on Problem 1699 and last updated at 2013-09-23 23:42:10
In Reply To:Re:大家注意呀，这道题目的测试数据有问题。。。 Posted by:2012xie at 2013-02-07 11:01:07 
> 顶
数据是没有问题的，当存在包含串的时候，比如串a包含串b，等价于从a到b的边等于0，那么这时，状态在转移时，在原本是以串a结尾的状态加入串b，此时目标状态仍然是以串a结尾，这里需要注意。
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