Given a singly linked list, group all odd nodes together followed by the even nodes. Please note here we are talking about the node number and not the value in the nodes. You should try to do it in place. The program should run in O(1) space complexi…

Given a singly linked list, group all odd nodes together followed by the even nodes. Please note here we are talking about the node number and not the value in the nodes. The program should run in O(1) space complexity and O(nodes) time complexity. E…

328. Odd Even Linked List Total Accepted: 9271 Total Submissions: 24497 Difficulty: Easy Given a singly linked list, group all odd nodes together followed by the even nodes. Please note here we are talking about the node number and not the value in t…

328. 奇偶链表 328. Odd Even Linked List 题目描述 给定一个单链表,把所有的奇数节点和偶数节点分别排在一起.请注意,这里的奇数节点和偶数节点指的是节点编号的奇偶性,而不是节点的值的奇偶性. 请尝试使用原地算法完成.你的算法的空间复杂度应为 O(1),时间复杂度应为 O(nodes),nodes 为节点总数. LeetCode328. Odd Even Linked List中等 示例 1: 输入: 1->2->3->4->5->NULL 输出:…

每天一算:Odd Even Linked List 描述 给定一个单链表,把所有的奇数节点和偶数节点分别排在一起.请注意,这里的奇数节点和偶数节点指的是节点编号的奇偶性,而不是节点的值的奇偶性. 请尝试使用原地算法完成.你的算法的空间复杂度应为 O(1),时间复杂度应为 O(nodes),nodes 为节点总数. 示例 1: 输入: 1->2->3->4->5->NULL  输出: 1->3->5->2->4->NULL 示例 2: 输入: 2-…

LeetCode解题报告:Linked List Cycle && Linked List Cycle II 1题目 Linked List Cycle Given a linked list, determine if it has a cycle in it. Follow up: Can you solve it without using extra space? Linked List Cycle II Given a linked list, return the node w…

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 = 4 Output: 1->4->3->2->5->NULL 这个题目是在[LeetCode] 206. Reverse Linked List_Easy tag…

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…

[2]Add Two Numbers (2018年11月30日,第一次review,ko) 两个链表,代表两个整数的逆序,返回一个链表,代表两个整数相加和的逆序. Example: Input: ( -> -> ) + ( -> -> ) Output: -> -> Explanation: + = . /** * Definition for singly-linked list. * struct ListNode { * int val; * ListNode *…

一天一道LeetCode系列 (一)题目 Given a singly linked list, group all odd nodes together followed by the even nodes. **Please note here we are talking about the node number and not the value in the nodes.** You should try to do it in place. The program should r…