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  1. #include <iostream>
  2. #include <limits>
  3. using namespace std;
  4.  
  5. int main() {
  6. 	int choice = 0;
  7. 	cout << "Enter your choice 1, 2, 3: ";
  8. 	cin >> choice;
  9. 	cout << endl;
  10. 	while (cin.fail() || choice <= 0 || choice >= 4) {  // check input value
  11. 		cin.clear();
  12. 		cin.ignore(std::numeric_limits<std::streamsize>::max(), '\n');
  13. 		cout << "Wrong input value! Please enter only 1, 2, 3: ";
  14. 		cin >> choice;
  15. 		cout << endl;
  16. 	}
  17. }
Success #stdin #stdout 0s 3464KB
comments ()
stdin 
12rc
0
a
11
$
10

2
stdout 
Enter your choice 1, 2, 3: 
Wrong input value! Please enter only 1, 2, 3: 
Wrong input value! Please enter only 1, 2, 3: 
Wrong input value! Please enter only 1, 2, 3: 
Wrong input value! Please enter only 1, 2, 3: 
Wrong input value! Please enter only 1, 2, 3: 
Wrong input value! Please enter only 1, 2, 3:
https://ideone.com/Ma0j7r
language:
C++14 (gcc 8.3)
created:
8 years ago
visibility:
public

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