vc++,重载出问题。

#include"iostream"
using namespace std;
class complex
{
public:
complex(double a=0,double b=0);
complex(complex const &c);
set(double r,double i);
double getreal();double getimag();
friend ostream& operator <<(ostream &out,const complex &c);
friend istream& operator >>(istream &in,complex &c){in>>c.real>>c.imag;return in;}
private:
double real,imag;
};//complex.h
#include"complex.h"
complex::complex(double a,double b)
{real=a;imag=b;}
complex::complex(complex const &c)
{imag=c.imag;real=c.real;}
complex::set(double r,double i)
{real=r;imag=i;}
double complex::getimag(){return imag;}
double complex::getreal(){return real;}
ostream& operator <<(ostream &out,const complex &c) {out<<c.real<<c.imag<<endl;return out;}
void main()
{
complex a(3,5),b(1,2);
cout<<a;
cou

VC重载OnPaint的问题 VC++运算符重载的问题 在VC++重载中遇到的问题 vc的一个运算符重载问题. VC++编程 （friend 去处符重载问题） vc++ 总是报错!肯定VC++6.0运行出问题了 哪位兄弟能解释一下vc中“重载”的含义？最好举个小例子。谢谢了！ 请问我在vc++里用sqrt时：对重载函数的调用不明确 [求助]VC++6.0里出问题啊 我的realone出问题了，要重载一个，原来的要先卸载吗