#include <iostream>
using namespace std;
int main( )
{
  double score ;

  cout << endl ;  
  cout << "Using C++ fixed-point notation," << endl ;
  cout << "please enter the score you got on the last quiz: " ;
  cin >> score ;
    
  if ( (0 <= score) && (score <= 200) )
  {
    cout << "\nI will interpret that grade for you." << endl ;
    if   (score < 61)
    {
      cout << "\nUnfortunately, your letter grade is F.\n" ;
    }
    else 
    {
      cout << "\nGood news: your score is passing.\n" ;
    }
  }
  else 
  {
    cout << "\nYou entered an incorrect value.\n"  ;
  }
  
  cout << endl ;

    return 0;
}