java实现单链表之逆序

package com.ckw.mianshi;/** * java 实现单链表的逆序 * @author Administrator * */public class SingleLinkedReverse {  class Node{ int data; Node next;  public Node(int data){ this.data = data; }  } public static void main(String[] args) { SingleLinkedReverse slr = new SingleLinkedReverse(); Node head, tail; head = tail = slr.new Node(0); for(int i=1; i<10; i++){ Node p = slr.new Node(i); tail.next = p; tail = p; } tail = head; while(tail != null){ System.out.print(tail.data+ ); tail = tail.next; }  head = reverse(head);  System.out.println( ); while(head != null){ System.out.print(head.data+ ); head = head.next; } } private static Node reverse(Node head) { Node p1,p2 = null; p1 = head;  while(head.next != null){ p2 = head.next; head.next = p2.next; p2.next = p1; p1 = p2; } return p2; }}测试结果：0 1 2 3 4 5 6 7 8 99 8 7 6 5 4 3 2 1 0