题目:定义一个复数类Complex,重载运算符“+”,是指能用于复述的加法运算。将运算符函数重载为非成员、非友元的普通函数。编写程序求两个复数之和。
[C++] 纯文本查看 复制代码 #include <iostream>
using namespace std;
class Complex
{public:
Complex(){real=0;imag=0;}
Complex(double r,double i){real=r;imag=i;}
double get_real();
double get_imag();
void display();
private:
double real;
double imag;
};
double Complex::get_real()
{return real;}
double Complex::get_imag()
{return imag;}
void Complex::display()
{cout<<"("<<real<<","<<imag<<"i)"<<endl;}
Complex operator + (Complex &c1,Complex &c2)
{
return Complex(c1.get_real()+c2.get_real(),c1.get_imag()+c2.get_imag());
}
int main()
{Complex c1(3,4),c2(5,-10),c3;
c3=c1+c2;
cout<<"c3=";
c3.display();
return 0;
}
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