#ifndef NUMBER_H
#define NUMBER_H

#include "digit.h"

class Number {
friend ostream& operator<< (ostream &, Number &);
public:
  Number();
  Number(int, int, int);
  Number(Digit, Digit, Digit);
  ~Number();
  void setnumber(int, int, int);
  void setnumber(Digit, Digit, Digit);
  Digit getleft();
  Digit getmiddle();
  Digit getright();
  int convert2int();
  void parse(int);
  void operator=(int);
  void Number::operator+=(Number);
  void Number::operator-=(Number);
  Number operator+(Number);
  Number operator-(Number);
  bool operator==(Number);
  bool operator!=(Number);
  bool operator<=(Number); 
  bool operator<(Number);
  bool operator>=(Number); 
  bool operator>(Number);
  Number operator++();
  Number operator--();
  void displaynumber();
private:
  Digit left;
  Digit middle;
  Digit right;
};

#endif