// Class

class Node {

​

    // Variables

    int data;

    Node next;

​

    // Method

    Node() {}

​

    // Method

    public Node(int data, Node next) {

        this.data = data;

        this.next = next;

​

    }

}

​

public class Main {

​

    public static void main(String[] args) {

        // Object

        Node node = new Node();

        System.out.println(node);

    }

​

}