public static void display(Node head)
{
Node start = head;
while (start != null)
{
Console.Write(start.data + " ");
start = start.next;
}
}
public static Node insert(Node head, int data)
{
Node p = new Node(data);
if (head == null)
head = p;
else if (head.next == null)
head.next = p;
else
{
Node start = head;
while (start.next != null)
start = start.next;
start.next = p;
}
return head;
}
public static Node removeDuplicates(Node head)
{
Node start = head;
while (start != null)
{
if (start.next != null && start.data == start.next.data)
{
Node nextNext = start.next.next;
start.next = nextNext;
}
else
{
start = start.next;
}
}
return head;
}
public Node(int d)
{
data = d;
next = null;
}
