#ifndef COMPLEX_H #define COMPLEX_H class complex{ private: double x,y; public: complex():x(0),y(0){} complex(double a, double b):x(a),y(b){} complex operator+= (const complex& v); complex operator*= (const complex& v); void SetX(double r) { x=r; }; void SetY(double r) { y=r; }; } #endif