fork download
copy 
  1. #include <stdio.h>
  2. #include <ctype.h>
  3.  
  4. char grade;
  5.  
  6. int main(void) {
  7. 	printf("Enter a letter grade: \n");
  8. 	scanf("%c", &grade);
  9. 	grade = toupper(grade);
  10.  
  11. 	switch (grade)
  12. 	{
  13. 		case 'A':
  14. 			printf("Aced it! \n");
  15. 			break;
  16. 		case 'B':
  17. 			printf("Good job! \n");
  18. 			break;
  19. 		case 'C':
  20. 			printf("Not too bad! \n");
  21. 			break;
  22. 		case 'D':
  23. 			printf("Whew, narrowly made it! \n");
  24. 			break;
  25. 		case 'F':
  26. 			printf("Sorry, try again. \n");
  27. 			break;
  28. 		default:
  29. 			printf("Invalid input. \n");
  30.  
  31.  
  32.  
  33. 	}
  34.  
  35. 	printf("The grade entered was %c.", grade);
  36. 	return 0;
  37. }
  38.  
Success #stdin #stdout 0.01s 10320KB
comments (?)
stdin
copy 
4
stdout
copy 
Enter a letter grade: 
Invalid input. 
The grade entered was 4.
https://ideone.com/N44tsn
language:
C (gcc 8.3)
created:
7 years ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!