#include <iostream> 
using namespace std; 
  
int main() 
{ 
  // read a grade from the keyboard (see 5.1) 
  char grade; 
  cout << "What is your grade? [A, B, C, D, or F]: "; 
  cin >> grade; 
  cin.ignore(1000, 10); 
  
  if (grade == 'A' || grade == 'B' || grade == 'C') 
    cout << "You pass" << endl; 
  else 
    cout << "You do not pass" << endl; 
}