第9周项目一：Complex 类

/*
* 程序的版权和版本声明部分
* Copyright (c)2012, 烟台大学计算机学院学生
* All rightsreserved.
* 文件名称： 1.cpp
* 作者：尹成真

* 完成日期： 2013年5 月 6日
* 版本号： v1.0
* 输入描述：无
* 问题描述：
* 程序输出：
*/

#include
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);
friend istream& operator>>(istream&,Complex&);
friend ostream& operator<<(ostream&,Complex&);
private:
double real;
double imag;
};

Complex Complex::operator+(Complex &c2)
{
 return Complex(real+c2.real,imag+c2.imag);
}
Complex Complex::operator-(Complex &c2)
{
 return Complex(real-c2.real,imag-c2.imag);
}
Complex Complex::operator*(Complex &c2)
{
    return Complex(real*c2.real,imag*c2.imag);
}
Complex Complex::operator/(Complex &c2)
{
    return Complex(real/c2.real,imag/c2.imag);
}
ostream& operator<<(ostream& output,Complex& c)
{
 output<  if(c.imag>0)
  output<<"+";
 output<  return output;
}
istream& operator>>(istream& input,Complex& c)
{
 input>>c.real>>c.imag;
 return input;
}
int main()
{
    Complex c1,c2,c3;
    cout<<"请输入c1,c2"<     cin>>c1>>c2;
    c3=c1+c2;
    cout<<"c1+c2="<  c3=c1-c2;
 cout<<"c1-c2="<  c3=c1*c2;
    cout<<"c1*c2="<     c3=c1/c2;
    cout<<"c1/c2="<     return 0;
}