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  1. #include <stdio.h>
  2.  
  3. int main (void) 
  4. {
  5. 	int 		numberOfGrades, i, grade;
  6. 	int 		gradeTotal = 0;
  7. 	int		failureCount = 0;
  8. 	float		average;
  9.  
  10. 	printf ("How many grades will you be entering? "); 
  11. 	scanf ("%i", &numberOfGrades);
  12.  
  13. 	for ( i = 1; i <= numberOfGrades; ++i ) { 
  14. 		printf ("Enter grade #%i: ", i); 
  15. 		scanf ("%i", &grade);
  16.  
  17. 		gradeTotal = gradeTotal + grade;
  18.  
  19. 		if ( grade < 65 ) 
  20. 				++failureCount;
  21.  
  22. 			}
  23.  
  24. 		   average = (float) gradeTotal / numberOfGrades;
  25.  
  26. 		   printf ("\nGrade average = %.2\n" , average) ;
  27. 		   printf ("Number of failures = %i\n" , failureCount) ;
  28.  
  29. 		   return 0;
  30. }
  31.  
Success #stdin #stdout 0.01s 5292KB
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stdin
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93
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 = %.2
Number of failures = 0
https://ideone.com/tEFSIH
language:
C (gcc 8.3)
created:
8 days ago
visibility:
public

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