package edu;
import java.util.*;
class LLNode
{
    private int data;
    private LLNode next;
    public int getData() {
        return data;
    }
    public void setData(int data) {
        this.data = data;
    }
    public LLNode getNext() {
        return next;
    }
    public void setNext(LLNode next) {
        this.next = next;
    }
    public LLNode(int data) {
        this.data = data;
        this.next = null;
    }


}

public class LLDemo {
    LLNode createLL(LLNode head,int data)
    {
        LLNode h= head;
        LLNode p=h;
        LLNode q=h;
        LLNode newNode=null;
        if(h==null)
        {
            h= new LLNode(data);
        }
        else
        {
            while (p!=null)
            {
                q=p;
                p=p.getNext();
            }
            newNode=new LLNode(data);
            q.setNext(newNode);
        }
        return h;
    }

    public static void main(String[] args) {
        // TODO Auto-generated method stub

        LLNode head=null;
        LLNode p=null;
        LLNode q=null;
        LLNode node1= new LLNode(20);
        LLNode node2= new LLNode(20);
        LLNode node3= new LLNode(20);
        node2.setNext(node3);
        node1.setNext(node2);
        head=node1;
        p=node1;
        Scanner sc =  new Scanner (System.in);

        while(p!=null){
            q=p;
            System.out.println("Enter data");
            q.setData(sc.nextInt());
            p=p.getNext();
        }
        p=node1;
        while(p!=null){
            q=p;
            System.out.println("-->"+q.getData());
            p=p.getNext();

        }

}
}