// annotations/StackL.java // (c)2016 MindView LLC: see Copyright.txt // We make no guarantees that this code is fit for any purpose. // Visit http://mindviewinc.com/Books/OnJava/ for more book information. // A stack built on a linkedList package annotations; import java.util.*; public class StackL { private LinkedList list = new LinkedList<>(); public void push(T v) { list.addFirst(v); } public T top() { return list.getFirst(); } public T pop() { return list.removeFirst(); } }