static SinglyLinkedListNode insertNodeAtPosition(SinglyLinkedListNode llist, int data, int position)
    {
		SinglyLinkedListNode node = new SinglyLinkedListNode(data);
        
        if(position == 0){
            node.next = llist;
            return node;
        }
        
        SinglyLinkedListNode cur = llist;
        
        for(int i = 0; i < position -  1; i++){
            if(cur != null){
                cur = cur.next;    
            }
        }
        
        node.next = cur.next;
        cur.next = node;
        
		return llist;
    }