复数四则.txt
上传用户:leadsin
上传日期:2022-07-26
资源大小:2k
文件大小:1k
- #include <iostream>
- using namespace std;
- class Complex
- {public:
- Complex(){real=0;imag=0;}
- Complex(double r,double i){real=r;imag=i;}
- Complex operator+(Complex &c2);
- Complex operator-(Complex &c2);
- Complex operator*(Complex &c2);
- Complex operator/(Complex &c2);
- void display();
- private:
- double real;
- double imag;
- };
-
- Complex Complex::operator+(Complex &c2)
- {Complex c;
- c.real=real+c2.real;
- c.imag=imag+c2.imag;
- return c;}
-
- Complex Complex::operator-(Complex &c2)
- {Complex c;
- c.real=real-c2.real;
- c.imag=imag-c2.imag;
- return c;}
- Complex Complex::operator*(Complex &c2)
- {Complex c;
- c.real=real*c2.real-imag*c2.imag;
- c.imag=imag*c2.real+real*c2.imag;
- return c;}
- Complex Complex::operator/(Complex &c2)
- {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;}
- void Complex::display()
- {cout<<"("<<real<<","<<imag<<"i)"<<endl;}
- int main()
- {Complex c1(3,4),c2(5,-10),c3;
- c3=c1+c2;
- cout<<"c1+c2=";
- c3.display();
- c3=c1-c2;
- cout<<"c1-c2=";
- c3.display();
- c3=c1*c2;
- cout<<"c1*c2=";
- c3.display();
- c3=c1/c2;
- cout<<"c1/c2=";
- c3.display();
- return 0;
- }