1789732_wa.c

北大大牛代码 1240道题的原代码 超级权威

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

main()
{
  double a[12],s;
  int i,t;
  
  for(i = 0; i < 12; i++)

  scanf("%lf",&a[i]);
  
  s = a[0];
  for(i = 1; i < 12; i++)
   s += a[i];
   s /= 12;
   
   s *= 1000;
   if((int)s%10>=5) s+=10;
   s /= 1000;
   printf("%.2lf",s);
    
    
    
   return 0;
}