package stack; /** * 节点(组成栈) * Created by ozc on 2018/3/27. * * @author ozc * @version 1.0 */ public class Node { //数据域 public int data; //指针域，指向下一个节点 public Node next; public Node() { } public Node(int data) { this.data = data; } public Node(int data, Node next) { this.data = data; this.next = next; } }