08.10.2019

// 08.10.2019.cpp: определяет точку входа для консольного приложения.
//

#include "stdafx.h"
#include <iostream>
#include <math.h>

using namespace std;

class complex{
    float a,b;
public:
    complex::complex(const complex&);
    complex::complex(float x=0, float y=0);
complex complex::operator = (const complex&);
complex complex::operator + (const complex&);
complex complex::operator - (const complex&);
complex complex::operator * (const complex&);
    bool complex::operator > (complex&);
    bool complex::operator == (complex&);
    bool complex::operator != (complex&);
    void print();
    float mod();

};

int _tmain(int argc, _TCHAR* argv[])
{
    complex c1,c2(5),c3(15,25),c4(-15,-15);
    c1.print();
    c2.print();
    c3.print();
    c4.print();
    complex c5=c4;
    c5.print();
    c1=c5;
    c1.print();

    return 0;
}

complex::complex(const complex&t){
    cout << "Copy \n";
    a=t.a;
    b=t.b;
}
complex::complex(float x, float y){
    cout << "constructor:\n";
    a=x;
    b=y;
}
complex complex::operator = (const complex&t){
    cout << "operator =\n";
    a=t.a;
    b=t.b;
    return *this;
}
complex complex::operator + (const complex&t){
    complex temp;
    temp.a=a+t.a;
    temp.b=b+t.b;
return temp;
}
complex complex::operator - (const complex&t){
complex temp;
    temp.a=a-t.a;
    temp.b=b-t.b;
return temp;
}
complex complex::operator * (const complex&t){
    complex temp;
    temp.a=a*t.a-b*t.b;
    temp.b=a*t.b+b*t.a;
    return temp;
}
bool complex::operator > (complex&t){
    if (mod() > t.mod()) return true;
    else return false;
}
bool complex::operator == (complex&t){
if (mod() == t.mod()) return true;
    else return false;
}
bool complex::operator != (complex&t){
if (mod() != t.mod()) return true;
    else return false;
}
void complex::print(){
    if (b>=0) cout << a << "+" << b << "*i" << endl;
    else cout << a << b << "*i" << endl;
}

    float complex::mod(){
    return sqrt(a*a+b*b);
    }