fork download 
  1. #include <iostream>
  2. #include <limits>
  3.  
  4. using namespace std;
  5.  
  6. int main()
  7. {
  8. 	cout << "Digite uma letra (A-F): " << endl;
  9.  
  10.  
  11. 	char grade;
  12.  
  13. 	while ((grade = cin.get()) != EOF)
  14. 	{
  15. 		cin.ignore(std::numeric_limits<std::streamsize>::max(), '\n');
  16. 		switch ( grade )
  17.         {
  18.         	case 'A':
  19.             case 'a':
  20.                cout << "A" << endl;
  21.                break;
  22.             case 'B':
  23.             case 'b':
  24.                cout << "B" << endl;
  25.                break;
  26.             case 'C':
  27.             case 'c':
  28.                cout << "C" << endl;
  29.                break;
  30.             case 'D':
  31.             case 'd':
  32.                cout << "D" << endl;
  33.                break;
  34.             case 'F':
  35.             case 'f':
  36.                cout << "F" << endl;
  37.                break;
  38.             default:
  39.                cout << "Incorrect letter grade entered." << " Enter a new grade." << endl;
  40.                break;
  41.     }
  42.  
  43. 	}
  44. }
Success #stdin #stdout 0s 3472KB
comments (?)
stdin 
B
c
x
stdout 
Digite uma letra (A-F): 
B
C
Incorrect letter grade entered. Enter a new grade.
https://ideone.com/jSO74p
language:
C++14 (gcc 8.3)
created:
9 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!