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public class Node{
private int data = 0; //值域,初始化为0
private Node node = null; //“指针”域,初始化为null
Demo(Node node){
this.node=node;
}
public void setData(int data){
this.data=data;
}
public int getData(){
return this.data;
}
public void setNext(Node node){
this.node=node;
}
public Demo getNext(){
return this.node;
}
public insertAfter(Node node){
node.setNext(this.getNext);
this.setnext(node);
}
}
public class Main(){
public static void main(String[] args){
Node n1 = new Node();
Node n0 = new Node(n1); //头结点
n1.setData(1000); //设置首结点的值