C++ Programming
main.cpp(complex 연산)
빛하루
2023. 8. 30. 15:38
※main.cpp파일
#include <iostream>
#include "complex.h"
int main()
{
Complex c1(3.0,4.0); // 3.0 + 4.0i
Complex c2(3.0); // 3.0 + 0i
Complex c3; // 0 + 0i
//c3.real(c1.real());
//c3.imag(c1.imag());
c3 = c1;
c2 = c1-c3;
if (c1 == c3) {
std::cout <<"c1 and c3 are equal" << std::endl;
} else {
std::cout << "c1 and c3 are not equal" << std::endl;
}
std::cout << "(" << c1.real() << ", " << c1.imag() << "i)" << std::endl;
std::cout << "(" << c2.real() << ", " << c2.imag() << "i)" << std::endl;
std::cout << "(" << c3.real() << ", " << c3.imag() << "i)" << std::endl;
return 0;
}※complex.h파일
#ifndef COMPLEX_H
#define COMPLEX_H
class Complex{
private:
double re; // real part
double im; // imaginary part
public:
Complex(double re, double im);
Complex(double re);
Complex();
~Complex();
double real();
double imag();
void real(double re);
void imag(double im);
void operator=(const Complex &rhs);
bool operator==(const Complex &rhs);
Complex operator+(const Complex &rhs);
Complex operator-(const Complex &rhs);
};
//Complex operator+(Complex lhs, Complex rhs);
//Complex operator+(const Complex *pc1, const Complex *pc2);
//Complex operator+(Complex &r1, Complex &r2);
#endif※complex.cpp파일
#include "complex.h"
//member function
/*Complex operator+(Complex lhs, Complex rhs){
Complex result(lhs.real() + rhs.real(),lhs.imag() + rhs.imag());
return result;
}*/
/*Complex operator+(const Complex *pc1, const Complex *pc2){
Complex result(pc1->real() + pc2 ->real(), pc1->imag() + pc2->imag());
return result;
}*/
/*Complex operator+(Complex &r1, Complex &r2){
Complex result(r1.real()+r2.real(),r1.imag()+r2.imag());
return result;
}*/
Complex::Complex()
{
this->re = 0.0;
this->im = 0.0;
}
Complex::Complex(double re)
{
this->re = re;
this->im = 0.0;
}
Complex::Complex(double re, double im)
{
this->re = re;
this->im = im;
}
Complex::~Complex()
{
}
void Complex::operator=(const Complex& rhs) {
this->re = rhs.re;
this->im = rhs.im;
}
bool Complex::operator==(const Complex &rhs) {
/*if (this->re == rhs.re && this->im == rhs.im){
return true;
} else {
return false;
}*/
return (this->re == rhs.re && this->im == rhs.im);
}
double Complex::real()
{
return this->re;
}
double Complex::imag()
{
return this->im;
}
void Complex::real(double re)
{
this->re = re;
}
void Complex::imag(double im)
{
this->im = im;
}
Complex Complex::operator+(const Complex &rhs) {
Complex result(this->re + rhs.re, this->im + rhs.im);
return result;
}
Complex Complex::operator-(const Complex &rhs){
Complex result(this->real()-rhs.re, this->imag()-rhs.im);
return result;
}