#ifndef NUMBER_H
#define NUMBER_H

class NumberRep;

class Number {
public:
  Number(int n = 0);
  Number(int num, int den);
  Number(const Number &);
  Number & operator=(const Number &);
  void display() const;
  Number operator+(const Number & n) const;
  Number operator/(const Number & n) const;
  ~Number();
private:
  NumberRep *rep;
};
#endif