// CSE 143, Summer 2012
// creates several chains of ListNodes

public class NodeClient {
    public static void main(String[] args) {
	 	// for jGrasp debugger 
	 	ListNode dummy = new ListNode (0);
		
		// 10 -> 20 -> 30
		ListNode list = new ListNode (10);
		list.next = new ListNode(20);
		list.next.next = new ListNode (30);
		
		// 30 -> 10 -> 20
		ListNode list = new ListNode (10);
		list.next = new ListNode(20);
		list = new ListNode (30, list);

      System.out.println(list.data + " " + list.next.data
                           + " " + list.next.next.data);
      
    }
}