complex.h

用VC++做的一个复数的加减运算

#include <iostream>
using namespace std;

class Complex
{
public:
	Complex(double r = 1,double i = 1);

	Complex add(const Complex &c);
	Complex sub(const Complex &c);

	double Real() const;
	double Imag() const;
private:
	double real; //实部
	double imag; //虚部
};