gistfile1.txt

        /**
         * Get the value of the index-th node in the linked list. If the index is invalid, return -1.
         */
        public int get(int index)
        {
            if (index < 0 || index >= size)
            {
                return -1;
            }

            Link current = head;
            while (index-- >= 0)
            {
                current = current.next;
            }
            return current.value;
        }