AI代码解释 publicclassSolution{publicListNodereverseBetween(ListNode head,int m,int n){if(m==n||head==null||head.next==null){returnhead;}ListNode pre=newListNode(0);pre.next=head;ListNode Mpre=pre;ListNode NodeM=h
第二遍做法: 1publicclassSolution {2publicListNode reverseBetween(ListNode head,intm,intn) {3if(head ==null|| m > n)returnhead;4ListNode dummy =newListNode(-1);5dummy.next =head;6ListNode walker =dummy;7ListNode runner =dummy;8while(m > 1) {9walker =walker.next;10m--;11}12while(n...
英文网站:92. Reverse Linked List II 中文网站:92. 反转链表 II 问题描述 Given the head of a singly linked list and two integers left and right where left <= right, reverse the nodes of the list from position left to position right, and return the reversed list. Example 1: Input: head ...
1/**2* Definition for singly-linked list.3* struct ListNode {4* int val;5* ListNode *next;6* ListNode(int x) : val(x), next(NULL) {}7* };8*/9classSolution {10public:11ListNode* reverseBetween(ListNode* head,intm,intn) {12intcnt =1;1314//order: last->start(m)->...->en...
Reverse a linked list from position m to n. Do it in-place and in one-pass. For example: Given 1->2->3->4->5->NULL, m = 2 and n = 4, return 1->4->3->2->5->NULL. Note: Given m, n satisfy the following condition: ...
LeetCode: 92. Reverse Linked List II 题目描述 Reverse a linked list from position m to n. Do it in-place and in one-pass. For example: Given 1->2->3->4->5->NULL, m = 2 and n = 4, ...
问题描述 给定一个链表,要求翻转其中从m到n位上的节点,返回新的头结点。 Example Input: 1->2->3->4->5->NULL, m = 2, n = 4Ou...
leetcode206题解: https://www.jianshu.com/p/e3b1ed444819 加入了测试数据 C++代码: #include<algorithm>#include<iostream>#include<queue>usingnamespacestd;structListNode{intval;ListNode*next;ListNode(intx):val(x),next(NULL){}};classSolution{public:ListNode*begin;ListNode*end;ListNode*reverseBetween(...
LeetCode 92. Reverse Linked List II 简介:给定一个链表,反转指定的子序列. Description Reverse a linked list from position m to n. Do it in one-pass. Note: 1 ≤ m ≤ n ≤ length of list. Example: Input: 1->2->3->4->5->NULL, m = 2, n = 4Output: 1->4->3->2->5->...
leetcode:Reverse Linked List II url:https://leetcode.com/problems/reverse-linked-list-ii/#/description 描述: For example: Given 1->2->3->4->5->NULL, m = 2 and n = 4, return 1->4->3->2->5->NULL. Note: Give...LeetCode (Reverse Linked List II) Problem: Reverse a ...