public DLLNode(int val) { // your code here Value = val; Next = null; Prev = null; }
public DLLNode(int val, DLLNode pnode) { Value = val; Prev = pnode; Next = null; pnode.Next = this; }
public DLLNode(int val) { // your code here Value = val; Next = null; Prev = null; }
public DLLNode(int val, DLLNode pnode) { Value = val; Prev = pnode; Next = null; pnode.Next = this; }