任务报告2

#include <iostream>
using namespace std;
class Complex
{
public:
	Complex(){real=0;imag=0;}
	//Complex(double r,double i){real=r;imag=i;}
	 friend istream &operator >> (istream &input,Complex &c);
	 friend ostream &operator << (ostream &output,Complex &c);
	 friend Complex operator+(Complex &c1 ,Complex &c2);
     friend	 Complex operator-(Complex &c1 ,Complex &c2);
     friend     Complex operator*(Complex &c1 ,Complex &c2);
     friend	 Complex operator/(Complex &c1 ,Complex &c2);
	//void display();
private:
	double real;
	double imag;
};

#include <iostream>
using namespace std;
#include "T1.h"

int main()
{
	Complex c1,c2,c3;
	cin>>c1>>c2;
	cout<<"c1=";
	cout<<c1;
	cout<<"c2=";
	cout<<c2;
    c3=c1+c2;
	cout<<"c1+c2=";
	cout<<c3;
	c3=c1-c2;
	cout<<"c1-c2=";
	cout<<c3;
	c3=c1*c2;
	cout<<"c1*c2=";
	cout<<c3;
	c3=c1/c2;
	cout<<"c1/c2=";
	cout<<c3;
	system("pause");
	return 0;
}

#include <iostream>
using namespace std;
#include "T1.h"


 istream &operator >> (istream &input,Complex &c)
{
	char a,b,d;
	do
	{
	    input>>a>>c.real>>b>>c.imag>>d;
		if (a=='('&& b==','&&d==')')
			break;
		else
			cout<<"error"<<endl;
	}
	while (1);
	return input;
}
ostream &operator << (ostream &output,Complex &c)
{
	output <<"("<<c.real<<","<<c.imag<<")"<<endl;
	return output;
}

Complex operator + (Complex &c1,Complex &c2)
{
	Complex c;
	c.real=c1.real+c2.real;
	c.imag=c1.imag+c2.imag;
	return c;
}
Complex operator - (Complex &c1,Complex &c2)
{
	Complex c;
	c.real=c1.real-c2.real;
	c.imag=c1.imag-c2.imag;
	return c;
}

Complex operator * (Complex &c1,Complex &c2)
{
	Complex c;
	c.real=c1.real*c2.real-c1.imag*c2.imag;
	c.imag=c1.real*c2.imag+c1.imag*c2.real;
	return c;
}
Complex operator / (Complex &c1,Complex &c2)
{
	Complex c;
	c.real=(c1.real*c2.real-c1.imag*c2.imag)/(c2.real*c2.real-c2.imag*c2.imag);
	c.imag=(c1.real*c2.imag+c1.imag*c2.real)/(c2.real*c2.real-c2.imag*c2.imag);
	return c;
}
/*void Complex::display()
{
	cout<<"("<<real<<","<<imag<<")"<<endl;
}*/