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  1. #include <stdio.h>
  2.  
  3. void print_menu()
  4. {
  5. 	printf("1. 햄버거\n");
  6. 	printf("2. 치즈버거\n");
  7. 	printf("3. 샌드위치\n");
  8. 	printf("4. 종료\n");
  9. }
  10. int check_menu_number()
  11. {
  12. 	int input;
  13. 	scanf("%d", &input);
  14. 	if (input == 1)
  15. 		return 1;
  16. 	else if (input == 2)
  17. 		return 2;
  18. 	else if (input == 3)
  19. 		return 3;
  20. 	else if (input == 4)
  21. 		return 4;
  22. 	else
  23. 		return 0;
  24. 	return input;
  25. }
  26.  
  27. int main(void)
  28. {
  29. 	int x;
  30. 	print_menu();
  31. 	x = check_menu_number();
  32. 	if (x == 0)
  33. 	{
  34. 		while (x != 0)
  35. 		{
  36. 			print_menu();
  37. 			x = check_menu_number();
  38. 		}
  39. 	}
  40. 	else if (x != 0)
  41. 		printf("%d번이 선택되었습니다\n", x);
  42.  
  43. 	return 0;
  44. }
  45.  
Success #stdin #stdout 0s 3460KB
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stdin
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Standard input is empty
stdout
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1. 햄버거
2. 치즈버거
3. 샌드위치
4. 종료
https://ideone.com/CUo2e5
language:
C++14 (gcc 8.3)
created:
10 years ago
visibility:
public

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