zp1526.cpp

一个acm题目系统会自动删除debug和release目录

//---------------------------------------------------------------------------

#include <vcl.h>
#pragma hdrstop

//---------------------------------------------------------------------------

#pragma argsused
#include <stdio.h>
#include <math.h>
int main(int argc, char* argv[])
{
  //n!约等于sqrt(2*pi*n)*(n/e)^n;
  int N,I,n,t;
  long double f,d;

  scanf("%d",&N);

  for (I=0;I<N;I++)
  {
    scanf("%d",&n);

    d=sqrt(2*3.1415926535897932384626433832795*n);
    f=log(d)/log(10)+(log(n)-1)/log(10)*n;
    t=f;
    printf("%d\n",t+1);
  }
  return 0;
}
//---------------------------------------------------------------------------