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题意是不是说对于小于1 cent的部分就不考虑了?所以我把算出来的avg向上取到精度为0.01。然后用大于它的数-avg再求和,这样想哪里不对呢?WA。。

Posted by Acsaga at 2006-08-28 04:56:57 on Problem 2646
谢啦 

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