class Fa{
	int x=5;
	void  show(){
		System.out.println("father's  method");
	}
}
class FinalDemo extends Fa{
	final int x=200;
	 final void  show(){
		System.out.println("suer.x="+super.x);
		System.out.println("son's  final method");
	}
	final void show(int x){
		System.out.println("son's show(int x) method");
	}
	public static void main(String s[]){
		FinalDemo f=new FinalDemo();
		System.out.println("f.x="+f.x);
		f.show();
                f.show(33);
		//System.out.println("super.x="+super.x);
	}
}