#ifndef EXAMPLE05_COMPLEX_H
#define EXAMPLE05_COMPLEX_H

class Complex {
private:
    double real, imag;
    static int counter;  // class variable
    //static const int counter1;  // constant class variable
public:
    Complex();  // default constructor
    Complex(double r, double i = 0);  // conversion constructor
    Complex(const Complex& c);  // copy constructor
    ~Complex();   // destructor
    void print() const;
    Complex plus(const Complex& c) const;

    //static int getCounter();

    static int getCounter() {   // class method
        return counter;
        //return real;          // ERROR
        //return counter++;     // OK
        //return this->counter; // ERROR
    }
    /*
    //static int getCounter1() const { // const is not allowed for class methods
    static int getCounter1() {       // class method
        return counter1;
        //return counter1++;
    }
    */
};

#endif //EXAMPLE05_COMPLEX_H