Unit8_problem1_复数类中的运算符重载

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/*Univercity:烟台大学*@Class</A>计134~4*@Author:薛富磊*@Time:2014-4-15*@Function:类的成员函数，定义复数类重载运算符+、-、*、/，使之能用于复数的加减乘除*@Args:*@Return:*/#include<iostream>using namespace std;class Complex{public:    Complex(){real=0;imag=0;}    Complex(double r,double i){real=r; imag=i;}    Complex operator+(Complex &c2);    Complex operator-(Complex &c2);    Complex operator*(Complex &c2);    Complex operator/(Complex &c2);    void display();private:    double real;    double imag;};//下面定义成员函数Complex Complex::operator+(Complex &c2){    Complex c;    c.real=real+c2.real;    c.imag=imag+c2.imag;    return c;//return Complex(real+c2.real, imag+c2.imag)}Complex Complex::operator-(Complex &c2){    Complex c;    c.real=real-c2.real;    c.imag=imag-c2.imag;    return c;//return Complex(real-c2.real, imag-c2.imag)}Complex Complex::operator*(Complex &c2){    Complex c;    c.real=real*c2.real;    c.imag=imag*c2.imag;    return c;//return Complex(real*c2.real, imag*c2.imag)}Complex Complex::operator/(Complex &c2){    Complex c;    c.real=real/c2.real;    c.imag=imag/c2.imag;    return c;//return Complex(real/c2.real, imag/c2.imag)}void Complex::display(){    cout<<"("<<real<<","<<imag<<")"<<endl;}//下面定义用于测试的main()函数int main(){    Complex c1(3,4),c2(5,-10),c3;    cout<<"c1=";    c1.display();    cout<<"c2=";    c2.display();    c3=c1+c2;    cout<<"c1+c2=";    c3.display();    c3=c1-c2;    cout<<"c1-c2=";    c3.display();    c3=c1*c2;    cout<<"c1*c2=";    c3.display();    c3=c1/c2;    cout<<"c1/c2=";    c3.display();    return 0;}/*心得体会：           云里来雾里去的           马马虎虎
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