求助C++高手

#include<iostream>#include<cmath>#include<windows.h>#include<stdio.h>#include"Complex.h"#define pi 3.14#define Radian(pi,Angle) ((pi*Angle)\180)class Complex{ private : double real;double imag;double Radian;double Angle;public : Complex() { real=0,imag=0,Radian=0,Angle=0;} Complex(double r,double i,double j,double h) { real=r;imag=i;Radian=j;Angle=h;} Complex operator+(Complex &c2);Complex operator*(Complex &c2);friend ostream&operator <<(ostream&,Complex&);friend istream&operator <<(istream&,Complex&);void display();void display2();operator double();operator int();};Complex Complex::operator +(Complex &c2){ Complex c;c.real=((real*cos (Radian))+(c2.real*cos (c2.Radian)));c.imag=((real*sin (Radian))+(c2.real*sin (c2.Radian)));return c;}Complex Complex::operator *(Complex &c2) 收起