Reverse Linked List II java

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leetcode 92 Reverse Linked List II ----- java

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:1 ≤ m ≤ n ≤ lengt…

Reverse Linked List II java

public static ListNode reverseBetween(ListNode head, int m, int n) { ListNode pre=head,current=head,mPre = new ListNode(0),mNode = new ListNode(0),nNode = new ListNode(0),temp; mPre.next=head; int i=1; while(i<=n) { if(i==m-1) mPre=current; if(i==m)…

92. Reverse Linked List II

题目: 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:1 ≤ m ≤ n ≤ l…

LeetCode 92. 反转链表 II(Reverse Linked List II)

92. 反转链表 II 92. Reverse Linked List II 题目描述反转从位置 m 到 n 的链表.请使用一趟扫描完成反转. 说明: 1 ≤ m ≤ n ≤ 链表长度. LeetCode92. Reverse Linked List II中等示例: 输入: 1->2->3->4->5->NULL, m = 2, n = 4 输出: 1->4->3->2->5->NULL Java 实现 public class ListNo…

【leetcode】Reverse Linked List II

Reverse Linked List II 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 cond…

14. Reverse Linked List II

Reverse Linked List II 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 co…

【原创】Leetcode -- Reverse Linked List II -- 代码随笔（备忘）

题目:Reverse Linked List II 题意:Reverse a linked list from position m to n. Do it in-place and in one-pass. 下面这段代码,有两个地方,一个是4.5行的dummy节点设置:另一个是11-14行,局部可视化到全局. ListNode *reverseBetween(ListNode *head, int m, int n) { if(m == n) return head; n -= m; List…