class GFG 
{ 
    int a = 1; 
    int b = 3; 
  
    GFG func(GFG obj) 
    { 
        GFG obj3 = new GFG(); 
        obj3 = obj; 
        obj3.a = obj.a++ + --obj.b; 
        obj.b = obj.b; 
        return obj3; 
    } 
  
    public static void main(String[] args) 
    { 
        GFG obj1 = new GFG(); 
        GFG obj2 = obj1.func(obj1); 
  
        System.out.println(\"obj1.a = \" + obj1.a + \"  obj1.b = \" + obj1.b); 
        System.out.println(\"obj2.a = \" + obj2.a + \"  obj2.b = \" + obj2.b); 
  
    } 
}