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Re:汗，原来C++里的cin和scanf的效率差这么多～～

Posted by maymay at 2009-03-05 17:48:03 on Problem 1002
In Reply To:汗，原来C++里的cin和scanf的效率差这么多～～ Posted by:wangshn at 2009-02-26 22:46:49 
> 同一个程序，用cin，cout，超时～～
> 改成scanf，printf，AC，耗时1560ms～～
> 
> 居然差这么多，看来应该都用scanf，printf了～～
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