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  1. // C code
  2. // This program will calculate the average of 19 positive integers
  3. // and one float
  4. // Developer: Alba Paulina Rodriguez CMIS102
  5. // Date: Feb 13, 2016
  6. #include <stdio.h>
  7. int main ()
  8. {
  9. /* variable definition: */
  10. int count, value, sum;
  11. double avg;
  12. /* Initialize */
  13. count = 0;
  14. sum = 0;
  15. avg = 0.0;
  16. // Loop through to input values
  17. while (count < 20)
  18. {
  19. printf("Enter a positive Integer\n");
  20. scanf("%d", &value);
  21. if (value >= 0) {
  22. sum = sum + value;
  23. count = count + 1;
  24. }
  25. else {
  26. printf("Value must be positive\n");
  27. }
  28. }
  29. // Calculate avg. Need to type cast since two integers will yield an integer
  30. avg = (double) sum/count;
  31. printf("average is %lf\n ", avg );
  32. return 0;
  33. }
  34.  
Success #stdin #stdout 0s 2164KB
stdin
12
23
45
65
78
98
79
10
29
34
56
75
73
82
91
30
40
51
46
32.3
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 52.450000