// P.119
//	#4(a)

public class Employee extends Person
{	// instance var.
	private int serviceYear;
	// constructors
	public Employee() { super();	serviceYear=0; }
	public Employee(String N, int Y)
	{	super(N);	serviceYear = Y;  }
	// two methods: salary, toString?
	public int salary()
	{	return 30000+2000*serviceYear; }
	public String toString()
	{	return super.toString() + ", Salary: " + salary();  }

}