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郁闷哪...这个怎么不对啊?

Posted by 00448151 at 2005-09-30 00:26:53 on Problem 1423 
#include <iostream.h>
#include <math.h>
const double E=2.7182818284590452354;
const double PI=3.14159265358979323846264338327950288;
void main ()
{
	int times;
	cin>>times;
	int n;
	while(times--)
	{
		cin>>n;
		cout<< (int)log10( pow(n/E,n)*sqrt(2*PI*n) ) +1<<endl;
	}
}
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