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abs only for interger -_-!

Posted by Lucifer at 2005-09-19 20:33:25 on Problem 1183
In Reply To:Re:请教。我得解法是O(n)的。但是不知道哪儿错了。 Posted by:hushuoqiu at 2005-09-19 08:21:06
> 我的算法和你不一样,但感觉是你判断完全平方的部分除了问题,也许应该避免用非正式的运算方式

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