fork download
  1. #include <stdio.h>
  2. int main ()
  3. {
  4. /* variable definition: */
  5. int count, value, sum;
  6. double avg;
  7. /* Initialize */
  8. count = 0;
  9. sum = 0;
  10. avg = 0.0;
  11. // Loop through to input values
  12. while (count < 20)
  13. {
  14. printf("Enter a positive Integer\n");
  15. scanf("%d", &value);
  16. if (value >= 0) {
  17. sum = sum + value;
  18. count = count + 1;
  19. }
  20. else {
  21. printf("Value must be positive\n");
  22. }
  23. }
  24. // Calculate avg. Need to type cast since two integers will yield an integer
  25. avg = (double) sum/count;
  26. printf("average is %lf\n " , avg );
  27. return 0;
  28. }
Success #stdin #stdout 0s 4532KB
stdin
10
10
20
20
30
30
40
40
50
50
60
60
70
70
80
80
90
90
100
100
stdout
Enter a positive Integer
Enter a positive Integer
Enter a positive Integer
Enter a positive Integer
Enter a positive Integer
Enter a positive Integer
Enter a positive Integer
Enter a positive Integer
Enter a positive Integer
Enter a positive Integer
Enter a positive Integer
Enter a positive Integer
Enter a positive Integer
Enter a positive Integer
Enter a positive Integer
Enter a positive Integer
Enter a positive Integer
Enter a positive Integer
Enter a positive Integer
Enter a positive Integer
average is 55.000000