摘要：
package com.pay.test; //定义节点 public class DoubleLinkedList { //初始化头节点 private HeroNode head=new HeroNode(0,"",""); //返回节点头 public HeroNode getHead(){ 阅读全文
摘要：
package com.pay.test; import java.util.LinkedList; public class Node { private Integer data; private Node left; private Node right; public Integer get 阅读全文