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  1.  
  2. #include <stdio.h>
  3.  
  4. int main (void) 
  5. {
  6.  
  7. 		int numberOfGrades, i, grade;
  8. 		int gradeTotal = 0;
  9. 		int failureCount = 0;
  10. 		float average;
  11.  
  12. 		printf ("How many grades will you be entering? "); 
  13. 		scanf ("%i", &numberOfGrades);
  14.  
  15. 		for ( i = 1; i <= numberOfGrades; ++i ) { 
  16. 		 	printf ("Enter grade #%i: ", i); 
  17. 	     	scanf ("%i", &grade);
  18.  
  19. 		 	gradeTotal = gradeTotal + grade;
  20.  
  21. 		 	if ( grade < 65 ) 
  22.              	++failureCount;
  23.  
  24. 		  	}
  25.  
  26. 		average = (float) gradeTotal / numberOfGrades;
  27.  
  28. 		printf ("\nGrade average = %.2\n", average) ;
  29. 		printf ("Number of failures = %i\n", failureCount) ;
  30.  
  31. 	return 0;
  32.  
  33. }
Success #stdin #stdout 0s 5284KB
comments (?)
stdin
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7
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: 
Grade average = %.2
Number of failures = 2
https://ideone.com/9OAgdp
language:
C (gcc 8.3)
created:
8 days ago
visibility:
public

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