package com.java21days;

class Printer {
   int x = 0;
   int y = 1;

   void printMe() {
        System.out.println("x is " + x + ", y is " + y);
        System.out.println("I am an instance of the class " +
            this.getClass().getName());
   }
}

class SubPrinter extends Printer {
   int z = 3;

   public static void main(String[] arguments) {
       SubPrinter obj = new SubPrinter();
       obj.printMe();
   }
}