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  1. #include <stdio.h>
  2.  
  3.  
  4. double avgup(int a){
  5. 	static int sum=0,plus=0;
  6. 	sum=sum+a;
  7.     plus=plus+1;
  8.     sum/plus;
  9. return (double)sum/plus;
  10. }
  11.  
  12. int main(){
  13. 	int n,shousuu;
  14. 	while(1){
  15. 		scanf("%d",&n);
  16. 		if(n==0){
  17. 			break;
  18. 		}
  19.               avgup(n);             
  20.            printf("%.2f\n",avgup(n));
  21.            }
  22.    return 0;
  23.                  }
Success #stdin #stdout 0s 5356KB
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https://ideone.com/fd0HfL
language:
C (gcc 8.3)
created:
1 year ago
visibility:
public

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