剑指 Offer 06. 从尾到头打印链表


AC代码:

/**
 * Definition for singly-linked list.
 * public class ListNode {
 *     int val;
 *     ListNode next;
 *     ListNode(int x) { val = x; }
 * }
 */
class Solution {
    public int[] reversePrint(ListNode head) {
        int count = 0;
        ListNode temp = head;
        while(temp != null) {
            temp = temp.next;
            count++;
        }
        int[] res = new int[count];
        for(int i=count-1;i>=0;i--) {
            res[i] = head.val;
            head = head.next;
        }
        return res;
    }
}
posted @ 2020-11-17 11:26  New、开始  阅读(43)  评论(0)    收藏  举报