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分享#include <iostream>
using namespace std;
class Complex
{
public:
Complex(){}//缺省构造函数
Complex(double r,double i){real=r;image=i;}//有参数的构造函数
~Complex(){}//析构函数
Complex add(Complex&c1){Complex c;c.real=real+c1.real;c.image=image+c1.image;return c;}//复数加法
Complex reduce(Complex&c1){Complex c;c.real=real-c1.real;c.image=image-c1.image;return c;}//复数减法
void display(){cout<<"("<<real<<","<<image<<"i)"<<endl;}//复数输出
private:
double real,image;
} ;
int main()
{
Complex c1(1,2),c2(c1),c3;//c2拷贝c1的构造函数 ,c1与c2相等
c3=c1.add(c2);
c3.display();
c3=c1.reduce(c2);
c3.display();
system("pause");
return 0;
} 