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  1. #include <stdio.h>
  2. int main ()
  3. {
  4. 	int numberOfGrades, i, grade;
  5. 	int gradeTotal = 0;
  6. 	int failureCount = 0;
  7. 	float average;
  8.  
  9. 	printf ("How many grades will you be entering? ");
  10. 	scanf ("%i", &numberOfGrades);
  11.  
  12. 	for (i = 1; i <= numberOfGrades; ++i ) {
  13. 		printf (" Enter grade #%i: ", i);
  14. 		scanf ("%i", &grade);
  15.  
  16. 		gradeTotal = gradeTotal + grade;
  17.  
  18. 		if ( grade < 65 )
  19. 			++failureCount;
  20. 	}
  21.  
  22. 	average = (float) gradeTotal / numberOfGrades;
  23.  
  24. 	printf ("\nGrade average = %.2f\n", average);
  25. 	printf ("Number of failures = %i\n", failureCount);
  26.  
  27. 	return (0);
  28.  
  29. }
Success #stdin #stdout 0s 5284KB
comments (?)
stdin
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93
63
87
65
62
88
76
stdout
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How many grades will you be entering?  Enter grade #1:  Enter grade #2:  Enter grade #3:  Enter grade #4:  Enter grade #5:  Enter grade #6:  Enter grade #7:  Enter grade #8:  Enter grade #9:  Enter grade #10:  Enter grade #11:  Enter grade #12:  Enter grade #13:  Enter grade #14:  Enter grade #15:  Enter grade #16:  Enter grade #17:  Enter grade #18:  Enter grade #19:  Enter grade #20:  Enter grade #21:  Enter grade #22:  Enter grade #23:  Enter grade #24:  Enter grade #25:  Enter grade #26:  Enter grade #27:  Enter grade #28:  Enter grade #29:  Enter grade #30:  Enter grade #31:  Enter grade #32:  Enter grade #33:  Enter grade #34:  Enter grade #35:  Enter grade #36:  Enter grade #37:  Enter grade #38:  Enter grade #39:  Enter grade #40:  Enter grade #41:  Enter grade #42:  Enter grade #43:  Enter grade #44:  Enter grade #45:  Enter grade #46:  Enter grade #47:  Enter grade #48:  Enter grade #49:  Enter grade #50:  Enter grade #51:  Enter grade #52:  Enter grade #53:  Enter grade #54:  Enter grade #55:  Enter grade #56:  Enter grade #57:  Enter grade #58:  Enter grade #59:  Enter grade #60:  Enter grade #61:  Enter grade #62:  Enter grade #63:  Enter grade #64:  Enter grade #65:  Enter grade #66:  Enter grade #67:  Enter grade #68:  Enter grade #69:  Enter grade #70:  Enter grade #71:  Enter grade #72:  Enter grade #73:  Enter grade #74:  Enter grade #75:  Enter grade #76:  Enter grade #77:  Enter grade #78:  Enter grade #79:  Enter grade #80:  Enter grade #81:  Enter grade #82:  Enter grade #83:  Enter grade #84:  Enter grade #85:  Enter grade #86:  Enter grade #87:  Enter grade #88:  Enter grade #89:  Enter grade #90:  Enter grade #91:  Enter grade #92:  Enter grade #93: 
Grade average = 75.84
Number of failures = 2
https://ideone.com/jWrsqm
language:
C (clang 8.0)
created:
3 hours ago
visibility:
public

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