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用double

Posted by frkstyc at 2005-04-02 23:59:33 on Problem 2390
In Reply To:请问一下,这道题怎么解啊?不会用二项展开式吧或高精度吧? Posted by:yinsheng at 2005-04-02 23:10:39
真想不明白怎么就那么喜欢用float,速度快不了精度少了一半多

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