摘要: ```java//链表操作class LinkedListStack { private LinkedList head = new LinkedList(-1); //判断栈空 public boolean isEmpty() { return head.next == null; } public void push(int num) { ... 阅读全文
posted @ 2020-04-18 14:32 MrHanhan 阅读(280) 评论(0) 推荐(0)