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能帮我看一下这组数据应该输出什么吗？我是不是看错题了．

Posted by nuanran at 2006-08-08 10:11:30 on Problem 2938
In Reply To:谁能帮我看看那错了吗？又看了一遍，还是觉得没问题，从比赛一直郁闷到现在． Posted by:Tju_Rocket at 2006-08-08 09:28:56

> 7
12:31:23:59 0123456789012345 -
07:21:19:00 1337 -
01:01:00:00 0987654321 -
07:21:14:00 1337 -
11:11:11:11 11111111111 +
01:01:00:00 0123456789 +
01:01:00:00 0987654321 -

Followed by:

晕，原来前面那些负的就不用保存了，还以为dp有问题，WA死了，还是没有很好的理解题意 (191) nuanran 2006-08-08 10:18:25

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