import java.util.LinkedList;
public class Main {
public static void main(String[] args) {
LinkedList lList = new LinkedList();
lList.add("1");
lList.add("2");
lList.add("3");
lList.add("4");
lList.add("5");
System.out.println(lList);
Object object = lList.removeFirst();
System.out.println(object + " has been removed");
System.out.println(lList);
object = lList.removeLast();
System.out.println(object + " has been removed");
System.out.println(lList);
}
}