//
//	P.126
//	a string list node class

class ListNode
{
	private String data;
	private ListNode link;
	public ListNode() { data=null; link=null; }
	public ListNode(String nD, ListNode nL) { data=nD; link=nL; }
	public void setData(String nD) { data=nD;  }
	public void setLink(ListNode nL) { link=nL;  }
	public String getData() { return data;  }
	public ListNode getLink() { return link;  }
	public static void main(String[] args)
	{
		ListNode n2 = new ListNode("ODU", null);
		ListNode n1 = new ListNode("VWC", n2);

		// add a head node "UVA" -
		ListNode head = new ListNode("UVA", n1);

		// display the list -
		System.out.print("The list is: " + head.getData()+ " ");
		System.out.print(head.getLink().getData() + " ");
		System.out.print(head.getLink().getLink().getData() + " ");

		System.out.println("\n\nDone.\n\n");
	}
}