题解 | #从尾到头打印链表#
从尾到头打印链表
http://www.nowcoder.com/practice/d0267f7f55b3412ba93bd35cfa8e8035
/**
- public class ListNode {
-
int val;
-
ListNode next = null;
-
ListNode(int val) {
-
this.val = val;
-
}
- }
*/ import java.util.ArrayList; import java.util.Collections; public class Solution { public ArrayList printListFromTailToHead(ListNode listNode) { ArrayList list = new ArrayList<>(); while(listNode!=null){ list.add(listNode.val); listNode = listNode.next; } Collections.reverse(list); return list; } }