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  1. #include <iostream>
  2.  
  3. using namespace std;
  4.  
  5. int main()
  6. {
  7.     int i = -1;    
  8.     cin >> i;
  9.     while (i < 1 || i > 3)
  10.     {
  11.         cout << "you should provide a number between 1 & 3\n";
  12.         cout << "i is currently " << i << "\n";        
  13.         cin.clear();
  14.         cin.ignore(1000, '\n'); 
  15.         cin >> i;        
  16.     }
  17.     return 0;
  18. }
Success #stdin #stdout 0s 2856KB
comments (?)
stdin
copy 
-2
hello
test
big4
3
2
stdout
copy 
you should provide a number between 1 & 3
i is currently -2
you should provide a number between 1 & 3
i is currently 0
you should provide a number between 1 & 3
i is currently 0
you should provide a number between 1 & 3
i is currently 0
https://ideone.com/B6HL0f
language:
C++ (gcc 8.3)
created:
12 years ago
visibility:
public

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