第6周项目6复制模板类

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/*。*Copyright(c)2014,烟台大学计算机学院*All right reserved,*文件名：test.cpp*作者：毕玉堂*完成日期：2015年4月17日*版本号：v1.0*问题描述：*输入描述：*程序输出：*/#include <iostream>using namespace std;template <class T>class Complex{public:    Complex()    {        real=0;        imag=0;    }    Complex(T r,T i)    {        real=r;        imag=i;    }    Complex Complex_add(Complex &c2);    Complex Complex_red(Complex &c2);    Complex Complex_mul(Complex &c2);    Complex Complex_div(Complex &c2);    void display();private:    T real;    T imag;};template <class T>Complex<T> Complex<T>::Complex_add(Complex<T> &c2)//加法运算{    Complex <T> c;    c.real=real+c2.real;    c.imag=imag+c2.imag;    return c;}template <class T>Complex<T> Complex<T>::Complex_red(Complex<T> &c2)//减法运算{    Complex c;    c.real=real-c2.real;    c.imag=imag-c2.imag;    return c;}template <class T>Complex<T> Complex<T>::Complex_mul(Complex<T> &c2)//乘法运算{    Complex c;    c.real=real*c2.real-imag*c2.imag;    c.imag=imag*c2.real+real*c2.imag;    return c;}template <class T>Complex<T> Complex<T>::Complex_div(Complex<T> &c2)//除法运算{    Complex c;    c.real=((real*c2.real+imag*c2.imag)/(c2.real*c2.real+c2.imag*c2.imag));    c.imag=((imag*c2.real-real*c2.imag)/(c2.real*c2.real+c2.imag*c2.imag));    return c;}template <class T>void Complex<T>::display(){    cout<<"("<<real<<","<<imag<<"i)"<<endl;}int main( ){    Complex<int> c1(3,4),c2(5,-10),c3,c7,c8,c9;   //实部和虚部是int型    c3=c1.Complex_add(c2);    cout<<"c1+c2=";    c3.display( );    Complex<double> c4(3.1,4.4),c5(5.34,-10.21),c6; //实部和虚部是double型    c6=c4.Complex_add(c5);    cout<<"c4+c5=";    c6.display( );    //下面测试减法、乘法和除法    c7=c1.Complex_red(c2);    cout<<"c1-c2=";    c7.display();    c8=c1.Complex_mul(c2);    cout<<"c1*c2=";    c8.display();    c9=c1.Complex_div(c2);    cout<<"c1/c2=";    c9.display();    return 0;}
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