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Re:雁过留声——数学trick

Posted by treert at 2010-10-18 08:08:35 on Problem 3737
In Reply To:雁过留声——数学trick Posted by:fanhqme at 2009-07-13 12:08:16 
> 先用excel暴力（三分搜索）出样例的一个比较精确的解：
> v=10.9254843059207
> h=4.37019320246246
> s=1.5450969
> 
> 设输入的数是样例的d*d倍（也就是把样例等比例放大d倍）
> 
> v'=v*d*d*d
> h'=h*d
> s'=s*d
> 
> 比赛的时候忘记求导公式原来可以用这种ws的方法^_^
> 

高
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