#ifndef __COMPLEX_HPP__
#define __COMPLEX_HPP__ 1

#include <iostream>

using namespace std;

class Complex {
public:
  explicit Complex(double x = 0, double y = 0);
  double get_real() const;
  double get_imag() const;
  void set_real(const double &x);
  void set_imag(const double &y);
  Complex operator+(const Complex &q) const;
  Complex operator-(const Complex &q) const;
  Complex operator*(const Complex &q) const;
  bool operator==(const Complex &q) const;
  bool operator!=(const Complex &q) const;
  operator int() const;
private:
  void write(ostream &ostr) const;
  void read(istream &istr);
  double _real, _imag;
  friend ostream& operator<<(ostream &ostr, const Complex &p);
  friend istream& operator>>(istream &istr, Complex &p);
};

ostream& operator<<(ostream &ostr, const Complex &p);
istream& operator>>(istream &istr, Complex &p);

#endif