Complex Game

#include <iostream>
using namespace std;
class Complex
{
  public:
  int r1,i1,r2,i2,r,i;
  Complex()
  {
    cin>>r1>>i1>>r2>>i2;
  }
  void addcomplex()
  {
    r=r1+r2;
    i=i1+i2;
  }
  void displaycomplex()
  {
    cout<<r1<<"+"<<i1<<"i";
    cout<<"\n"<<r2<<"+"<<i2<<"i";
    cout<<"\n"<<r<<"+"<<i<<"i";
  }
};
   
int main() {
  Complex obj;
 obj.addcomplex();
  obj.displaycomplex();
return 0;
}