import java.util.*;
class Collection_Algos 
{
    public static void main(String args[]) 
    {
        LinkedList list = new LinkedList();
        list.add(new Integer(2));
        list.add(new Integer(8));
        list.add(new Integer(5));
        list.add(new Integer(1));
        Iterator i = list.iterator();
        Collections.reverse(list);
    Collections.shuffle(list);
        while(i.hasNext())
        System.out.print(i.next() + " ");
    }
}

a) 2 8 5 1
b) 1 5 8 2
c) 1 2 5 8
d) Any random order