第七週實驗報告3-2

#include <iostream>
using namespace std;
template <class numtype>
class Complex  
{
public:
	Complex( ){real=0;imag=0;}     
	Complex(numtype r,numtype i){real=r;imag=i;} 
	Complex complex_add(Complex &); 
	Complex complex_minus(Complex &); 
	Complex complex_multiply(Complex &);
	Complex complex_divide(Complex &); 
	void display( );   
private:
	numtype real; 
	numtype imag; 
};
template <class numtype>
Complex<numtype> Complex<numtype>::complex_add(Complex<numtype> &c2)//加法
{
	Complex<numtype> c1;
	c1.real=real+c2.real;
	c1.imag=imag+c2.imag;
	return c1;
}   
template <class numtype>
Complex<numtype> Complex<numtype>::complex_minus(Complex<numtype> &c2)//減法
{
	Complex<numtype> a;
	a.real=real-c2.real;
	a.imag=imag-c2.imag;
	return a;
}   
template <class numtype>
Complex<numtype> Complex<numtype>::complex_multiply(Complex<numtype> &c2)//乘法
{
	Complex<numtype> c3;
	c3.real=real*c2.real;
	c3.imag=imag*c2.imag;
	return c3;
}   
template <class numtype>
Complex<numtype> Complex<numtype>::complex_divide(Complex<numtype> &c2)//除法
{
	Complex<numtype> c;
	c.real=real/c2.real;
	c.imag=imag/c2.imag;
	return c;
}   
template <class numtype>
void Complex<numtype>::display( )   
{
	cout<<"("<<real<<","<<imag<<"i)"<<endl;
}
int main( )
{	Complex<int> c1(3,4),c2(5,-10),c3;  
	c3=c1.complex_add(c2);  
	cout<<"c1+c2="; 
	c3.display( );

	c3=c1.complex_minus(c2);  
	cout<<"c1-c2="; 
	c3.display( );

	c3=c1.complex_multiply(c2);  
	cout<<"c1*c2="; 
	c3.display( );

	c3=c1.complex_divide(c2);  
	cout<<"c1/c2="; 
	c3.display( );  

	Complex<double> c4(3.1,4.4),c5(5.34,-10.21),c6;  
	c6=c5.complex_add(c5);  
	cout<<"c4+c5="; 
	c6.display( );

	c6=c4.complex_minus(c5);  
	cout<<"c4-c5="; 
	c6.display( );

	c6=c4.complex_multiply(c5);  
	cout<<"c4*c5="; 
	c6.display( );

	c6=c4.complex_divide(c5);  
	cout<<"c4/c5="; 
	c6.display( );

	system("pause");
	return 0;
}

對那個類模板還是有點不太熟悉，，以後要多看書了！！