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我是算出角度,再求sin的,库函数的sin比较慢吧?In Reply To:我是求了sin的，但是过了。我是用的正弦定理做的，sin可以根据面积求，面积可以根据差积求，怎么会超时呢？ Posted by:Thank_you at 2008-05-07 17:53:13 > rt Followed by:
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