模板复数类设计-优快云博客

本文链接：https://blog.youkuaiyun.com/Primary_wind/article/details/39545257

#include<iostream>
#include<string>
using namespace std;
template<typename T>class Complex{
    private:
        T Real;
        T Image;
    public:
    Complex(){
         Real=0;
         Image=0;
    }
    Complex(T a){
         Real=a;
    }
    Complex(T real,T image){
         Real=real;
         Image=image;
    }
    Complex operator+(Complex a);
    Complex operator-(Complex a);
    Complex operator*(Complex a);
    Complex operator/(Complex a);
   Complex operator=(Complex a);
   void print();
};
template<typename T>Complex<T> Complex<T>::operator+(Complex a){
    Complex temp;
    temp.Real=Real+a.Real;
    temp.Image=Image+a.Image;
   return temp;
}
template<typename T>Complex<T> Complex<T>::operator-(Complex a){
    Complex temp;
    temp.Real=Real-a.Real;
    temp.Image=Image-a.Image;
    return temp;
}
template<typename T>Complex<T> Complex<T>::operator*(Complex a){
    Complex temp;
    temp.Real=Real*a.Real-Image*a.Image;
    temp.Image=Real*a.Image+Image*a.Real;
   return temp;
}
template<typename T>Complex<T> Complex<T>::operator/(Complex a){
   Complex temp;
    T num=a.Real*a.Real+a.Image*a.Image;
   temp.Real=(Real*a.Real+Image*a.Image)/num;
   temp.Image=(Image*a.Real-Real*a.Image)/num;
    return temp;
}
template<typename T>Complex<T> Complex<T>::operator=(Complex a){
    Real=a.Real;
    Image=a.Image;
    return *this;
}
template<typename T>void Complex<T>::print(){
    if(Image>0)
   cout<<Real<<"+"<<Image<<"i"<<endl;
   else cout<<Real<<Image<<"i"<<endl;
}
void main(){
    Complex<float> f;
    Complex<float> b;
   Complex<float> c;
    float x,y,m,n;
    char i;
    while(1){
       cout<<"输入第一个复数：(例如:0.0 3.4)"<<endl;
       cin>>x>>y;
      f=Complex<float>(x,y);
       cout<<"请输入第二个个复数："<<endl;
       cin>>m>>n;
       b=Complex<float>(m,n);
       cout<<"输入你所需进行的运算："<<endl;
       cin>>i;
       switch(i){
      case '+': c=f+b;c.print(); break;
      case '-': c=f-b;c.print(); break;
      case '*': c=f*b;c.print(); break;
       case '/': c=f/b;c.print(); break;
      default: cout<<"输入错误，请重新输入！"<<endl;}
       }
}