Linked List Print

public class LinkedListPrint {

    // Node class representing each element in the linked list
    public static class Node {
        int data;
        Node next;

        public Node(int data) {
            this.data = data;
            this.next = null;
        }
    }

    // Prints the entire linked list from head to tail
    public static void printList(Node head) {
        // Handle empty list
        if (head == null) {
            System.out.println("Empty list.");
            return;
        }

        // Traverse the list and print each node's data
        Node current = head;
        while (current != null) {
            System.out.print(current.data + " → ");
            current = current.next;
        }

        // Indicate the end of the list
        System.out.println("null");
    }

    public static void main(String[] args) {
        // Create linked list: 10 → 20 → 30 → null
        Node head = new Node(10);
        head.next = new Node(20);
        head.next.next = new Node(30);

        // Print the linked list
        printList(head);
    }
}