Method main

Programs/RotateLinkedList.java:23–44

(String[] args)

 */
public class RotateLinkedList {
    public static void main(String[] args) {
        try (Scanner sc = new Scanner(System.in)) {
            System.out.println("Enter the LinkedList in the form of [1,2,3,4,5]");
            String input = sc.nextLine();
            System.out.println("Enter the number of rotations");
            int k = sc.nextInt();
            String str = input.replaceAll(" ", "") .substring(1, input.length() - 1);
            String[] nodesStr = str.split(",");
            if (nodesStr.length == 0) {
                System.out.println("[]");
                return;
            }

            SinglyLinkedNode head = buildLinkedList(nodesStr);
            RotateLinkedList solution = new RotateLinkedList();
            SinglyLinkedNode newHead =  solution.rotateRight(head, k);
            printOutput(newHead);
        } catch (Exception e) {
            System.out.println(
                    "Something went wrong. Check the linkedlist format is in the form of [1,2,3,4,5] and rotation is an integer");
        }
    }

    private static SinglyLinkedNode buildLinkedList(String[] nodesStr) {
        SinglyLinkedNode head = null;