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  1.  
  2.  
  3. #include <iostream>
  4. #include <cstdlib>
  5. using namespace std;
  6.  
  7. void flushCin();
  8. int menu();
  9. int game();
  10. int score();
  11. int exit();
  12. //int reserved();
  13.  
  14.  
  15. void flushCin() {
  16.     cin.clear(); //reset to good
  17.     while (cin.get() != '\n');
  18. }
  19. int game() {
  20.     cout << "game" << endl;
  21.     return 0;
  22.  
  23. }
  24.  
  25. int score(){
  26. 	cout << "score" << endl;
  27.     return 0;
  28. }
  29.  
  30. int exit() {
  31.     cout << "exit" << endl;
  32.     return 0;
  33. }
  34.  
  35. //int reserved(){
  36. //    
  37. //}
  38.  
  39. int menu(){
  40.     int enter;
  41.     bool should_exit = false;
  42.     do {
  43.         cout << "how do you want to start? " << endl;
  44.         cout << "1 - start game" << endl;
  45.         cout << "2 - highscore " << endl;
  46.         //cout << "3 - reserved for later " << endl;
  47.         cout << "4 - exit " << endl;
  48.  
  49.         cin >> enter;
  50.         switch (enter) {
  51.             case 1 : 
  52.             	game(); 
  53.             	break;
  54.             case 2 : 
  55.             	score(); 
  56.             	break;
  57.           //case 3 : reserved(); break;
  58.             case 4 : 
  59.             	should_exit = true;
  60.             	break;
  61.             default : 
  62.             	cout << "not a valid option, again: " << endl;
  63.             	void flushCin();
  64.             	cin >> enter;
  65.        	} //end of switch
  66. 	}while (should_exit == false);
  67.  
  68. }//end of menu();
  69.  
  70. int main(){
  71.     menu();
  72.     cout << "Exited menu" << endl;
  73.     return 0;
  74. }
  75.  
  76.  
Success #stdin #stdout 0s 3304KB
comments (?)
stdin
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1
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5
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stdout
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how do you want to start? 
1 - start game
2 - highscore 
4 - exit 
game
how do you want to start? 
1 - start game
2 - highscore 
4 - exit 
score
how do you want to start? 
1 - start game
2 - highscore 
4 - exit 
not a valid option, again: 
how do you want to start? 
1 - start game
2 - highscore 
4 - exit 
Exited menu
https://ideone.com/FntDIv
language:
C++14 (gcc 8.3)
created:
10 years ago
visibility:
public

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