请大家帮忙改下错？

Question

本帖最后由 VisualEleven 于 2012-10-19 20:59:38 编辑

Answer 1

Complex类没有&成员函数，Complex&a怎么用？

Answer 2

"Complex&a,&b" -> Complex &a,&b

Answer 3

friend Complex operator+(Complex&a,&b);
第一次看到函数参数这样写，难道不应该写成
friend Complex operator+(Complex &a, Complex& b);

Answer 4

///////////////////////////////////////////////////////////////
#include<iostream.h>//using namespace std;class Complex
{
double real;
double imag;
public:
Complex (double r=0.0,double i=0.0);
void print();
//
friend Complex operator+ (Complex a,Complex b);
friend Complex operator- (Complex a,Complex b);
friend Complex operator* (Complex a,Complex b);
friend Complex operator/ (Complex a,Complex b);
};  
Complex::Complex(double r,double i)
{
real=r;
imag=i;
}Complex operator+ (Complex a,Complex b)
{
return Complex(a.real+b.real,a.imag+b.imag);
}Complex operator- (Complex a,Complex b)
{
return Complex(a.real-b.real,a.imag-b.imag);
}Complex operator* (Complex a,Complex b)
{
return Complex(a.real*b.real,a.imag*b.imag);
}Complex operator/ (Complex a,Complex b)
{
Complex temp;
double t;
t=1/(b.real*b.real+b.imag*b.imag);
temp.real=(a.real*a.real+a.imag*b.imag)*t;
temp.imag=(b.real*a.imag-a.real*b.imag)*t;
return temp;
}void Complex::print()
{
cout<<real;
if(imag>0)
cout<<"+";
if(imag!=0)
cout<<'i'<< imag << endl;
}int main()
{
Complex A1(2.3,4.6),A2(3.6,2.8),A3,A4,A5,A6;
A3=A1+A2;
A4=A1-A2;
A5=A1*A2;
A6=A1/A6;
A1.print();
A2.print();
A3.print();
A4.print();
A5.print();
A6.print(); return 0;
}
注意：
#include<iostream.h>
//using namespace std;