1858881_tle.c

来自「北大大牛代码 1240道题的原代码 超级权威」· C语言 代码 · 共 19 行

# include <stdio.h>
# include <math.h>

void main()
{
  long n;
  double i, N;
  double M;
  scanf("%d",&n);
  while(n--)
  {
   scanf("%lf",&N);
   M = 0;
   for(i = 1; i <= N/2; i++)
   M += log10(i)+log10(N-i+1);
   if((long)N%2) M += log10((N+1)/2);
   printf("%ld\n",(long)M+1);
  }
}