Collections2.java

import java.util.*;


class Collections2
{
    public static void main(String arg[])
    {
        LinkedList <String>lobj = new LinkedList<String>();

        lobj.add("Kapil");
        lobj.add("Aditya");
        lobj.add("Rohan");
        lobj.add("Rutik");
        lobj.add("Tejas");

        System.out.println("Elements of Linked list are :"+lobj);

        lobj.addFirst("Pooja");
        System.out.println("Elements of Linked list are :"+lobj);
        lobj.addLast("Sneha");
        System.out.println("Elements of Linked list are :"+lobj);
        
        Iterator iobj = lobj.iterator();
        System.out.println("Data using iterator is :");
        while(iobj.hasNext())
        {
            System.out.println(iobj.next());
        }

        if(lobj.contains("Rohan"))
        {
            System.out.println("Rohan is present in the linkedlist");
        }
        else
        {
            System.out.println("Rohan is not present in the linked list");
        }

        lobj.remove();
        System.out.println("Elements of Linked list are :"+lobj);
        lobj.remove();
        System.out.println("Elements of Linked list are :"+lobj);
        lobj.remove(1);
        System.out.println("Elements of Linked list are :"+lobj);
        lobj.remove(0);
        System.out.println("Elements of Linked list are :"+lobj);
        lobj.removeLast();
        System.out.println("Elements of Linked list are :"+lobj);

        System.out.println("Elements of Linked list are :"+lobj.size());
        lobj.set(1, "Deepak");
        System.out.println("Elements of Linked list are :"+lobj);
        lobj.clear();
        System.out.println("Elements of Linked list are :"+lobj);
    }
}