class Parent
{
       int a=100;
       public void display()
       {
              System.out.println("Display in parent A: "+a);
       }
}
 
class Child extends Parent
{
       int b=200;
 
       public void display()
       {
              System.out.println("Display in parent B: "+b);
       }
}
 
public class Main
{
       public static void main(String args[])
       {
              Parent obj = new Child();
              obj.display();
       }

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