// annotations/StackL.java

// (c)2021 MindView LLC: see Copyright.txt

// We make no guarantees that this code is fit for any purpose.

// Visit http://OnJava8.com for more book information.

// A stack built on a LinkedList

package annotations;

import java.util.*;

public class StackL<T> {

private LinkedList<T> list = new LinkedList<>();

public void push(T v) { list.addFirst(v); }

public T top() { return list.getFirst(); }

public T pop() { return list.removeFirst(); }

}