import java.util.ArrayList;
import java.util.Collections;
public class A3_Q2 
{
    public static void main (String [] args)
    {
        ArrayList<String> list = new ArrayList<String>();
        
        list.add("Toyota");
        list.add("Nissan");
        list.add("Mercedes");
        list.add("Mazda");
        System.out.println("the existing items of the array list: ");
        System.out.println(list);
        
        list.set(2, "Kia");
        list.remove(3);

        Collections.reverse(list);
        System.out.println("the current array list items in the opposite order: ");
        System.out.println(list);
    }
}