Note: (Restricted functionality due to obvious reasons!)
Minimal Code ( Raw-View ) :
#include<iostream.h>
#include<conio.h>
class sum
{
int i,j;
public:
void f1(){cout<<"Enter real part : ";cin>>i;cout<<"Enter imaginary part : ";cin>>j;}
void add(sum x, sum y)
{int p = x.i+y.i;cout<<"The sum is = "<<p;
int q = x.j+y.j;cout<<" + i "<<q<<endl;}
}p,q,r,s,a,b;
void main()
{
p.f1();
q.f1();
a.add(p,q);
}