package p1;
class classMaster
{
	int a, b;
	String str;
	classMaster(int a , int b , String str)
	{
		this.a = a;
		this.b = b;
		this.str = str;
	}

	void useValues()
	{
		System.out.println(str + " " + (a + b));
	}
}
class classMid extends classMaster
{
	classMid(int a , int b , String str)
	{
		super(a,b,str);
	}
	void useValues()
	{
		System.out.println(str + " " + a / b);
	}
}
class classBot extends classMid
{
	classBot(int a , int b , String str)
	{
		super(a,b,str);
	}
	void useValues()
	{
		System.out.println(str + " " + a * b);
	}
}

public class useSuper {


	public static void main(String[] args) {

		classMaster clsmstr;

		classBot clsbt = new classBot(5 , 5 , "classBot");
		clsmstr = clsbt;
		clsmstr.useValues();

		classMid clsmd = new classMid(5,5,"classMid");
		clsmstr = clsmd;
		clsmstr.useValues();

		classMaster clsmtr = new classMaster(5,5,"classMaster");
		clsmstr = clsmtr;
		clsmstr.useValues();

	}

}