#include <iostream>

class Fraction {
public:
  void SetNumerator(int n);
  void SetDenominator(int d);
  double ToDecimal();
private:
  void PrintHello();
  int numer;
  int denom;
};

void Fraction::SetNumerator(int n) {
  numer = n; /* notice we are accessing
                private member numer
		here. */
}

void Fraction::SetDenominator(int d) {
  if(d != 0)
    denom = d;
  else
    denom = 1;
}

double Fraction::ToDecimal() {
  PrintHello();
  return (double) numer / denom; /* integer division */
}

void Fraction::PrintHello() {
  std::cout<<"Hello!!!"<<std::endl;
}

int main() {
  Fraction F;

  F.PrintHello();
  F.SetNumerator(1);
  F.SetDenominator(2);

  std::cout<<"Decimal: "<<F.ToDecimal()<<std::endl;
  return 0;
}