public LinkedStack() { //棧的初始化,初始化一個空棧 LinkedNode<T> first = new LinkedNode<T>();//定義一個空節(jié)點 top = first;//把空節(jié)點放在最開頭 } public void push(T element) {//用于表達進棧的方法 LinkedNode<T> s = new LinkedNode<T>(elem
public class LinkedStack<E> { private LinkedList<E> linked ; public LinkedStack() { this.linked = new LinkedList<E>(); } public E push(E item) { this.linked .addFirst(item); return item; } public E pop() { if (this.linked.isEmpty()) { return null; } return this.linked....