nrcomplex

#include<iostream>
#include<math.h>
using namespace std;

class nrcomplex
{
private:
    int re;
    int im;
public:
    nrcomplex();
    nrcomplex(int v);
    nrcomplex(int RE,int IM );
    int get_re();
    int get_im();
    void set_re(int r);
    void set_im(int i);
    nrcomplex operator+(nrcomplex nr);
    nrcomplex operator-(nrcomplex nr);
    nrcomplex operator*(nrcomplex nr);
    void afisare();
    void modul();

};
nrcomplex::nrcomplex()
{
    re=im=0;
}
nrcomplex::nrcomplex(int v)
{
    re=im=v;
}
nrcomplex::nrcomplex(int RE, int IM)
{
    re=RE;
    im=IM;
}
int nrcomplex::get_re()
{
    return re;
}
int nrcomplex::get_im()
{
    return im;
}
void nrcomplex::set_re(int r)
{
    re=r;
}
void nrcomplex::set_im(int i)
{
    im=i;
}
nrcomplex nrcomplex:: operator+(nrcomplex nr)
{
    nrcomplex tmp;
    tmp.re=re+nr.re;
    tmp.im=im+nr.im;
    return tmp;
}
nrcomplex nrcomplex:: operator-(nrcomplex nr)
{
    nrcomplex tmp;
    tmp.re=re-nr.re;
    tmp.im=im-nr.im;
    return tmp;
}
void nrcomplex::afisare()
{
    cout<<re<<"+"<<im<<"i"<<endl;
}
void nrcomplex:: modul()
{
    cout<<sqrt(re*re+im*im)<<endl;
}
nrcomplex nrcomplex::operator*(nrcomplex nr)
{   nrcomplex tmp;
    tmp.re=re*tmp.re-(im*tmp.im);
    tmp.im=re*tmp.im+im*tmp.re;
    return tmp;


}


int main()

{   int n;
    cin>>n;
    nrcomplex*v=new nrcomplex[n];
    for(int i=0;i<n;i++)
    {   int a,b;
    cin>>a>>b;
        v[i].set_re(a);
        v[i].set_im(b);

    }
   /*v[2]= v[0]+v[1];
   v[2].afisare();
   v[2].modul();*/
   nrcomplex pr;
   v[2]=v[0]*v[1];
   v[2].afisare();


    return 0;
}