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Re:被郁闷了非常久,其实很简单,写一些提示给后来者

Posted by bsshanghai at 2011-03-22 22:28:54 on Problem 2002
In Reply To:被郁闷了非常久,其实很简单,写一些提示给后来者 Posted by:blablabla at 2007-01-25 20:42:43
> 最最重要的一点:千万不要使用double,一切用int就可以搞定。开始的时候没注意推公式,全用double做的,一会TLE一会WA.....郁闷死了
> 
> 至于用不用hash,不会影响是否超时,hash比binary search快一些。STL set的binary search比我写的binary search快很多 : (


题目是说点都是整数,但是计算的时候你确定不会出现小数的?

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