- package com.hei;
- import java.util.LinkedList;
- public class De_Stack {
- private LinkedList list = new LinkedList<>();
- public void in(Object obj){ //模拟进展方法
- list.addLast(obj);
- }
- public Object out() { //模拟出战方法
-
- return list.removeLast();
- }
- public boolean isEmpty(){
- return isEmpty();
-
- }
- }
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