class LinkedList{
  Node head;
  static class Node{
    int value;
    Node next;
 
    Node(int e){
      value=e;
      next=null;
    }
  }
 
  public static void main(String[] args){
    LinkedList l=new LinkedList();
 
    l.head=new Node(1);
    Node second=new Node(2);
    Node third=new Node(3);
 
    l.head.next=second;
    second.next=third;
 
    while(l.head.next!=null){
      System.out.print(l.head.next);
      l.head=l.head.next;
    }
  }
}
 
 
 
 
 
 
 
 

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