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Re:其实这道题可以用这个公式In Reply To:Re:其实这道题可以用这个公式 Posted by:180365 at 2012-07-03 23:43:34 > 为什么我的超时?
> #include<iostream>
> #include<cmath>
> using namespace std;
> int main()
> {
> int n,i,t;
> double d;
> cin>>t;
> for(int a=0;a<t;a++)
> {
> cin>>n;
> d=0;
> for(i=1;i<=n;i++)
> d+=log10((double)i);
> cout<<(int)d+1<<endl;
> }
> //system("pause");
> return 0;
> }
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