您将获得一个双向链表,除了下一个和前一个指针之外,它还有一个子指针,可能指向单独的双向链表.这些子列表可能有一个或多个自己的子项,依此类推,生成多级数据结构,如下面的示例所示. 扁平化列表,使所有结点出现在单级双链表中.您将获得列表第一级的头部. You are given a doubly linked list which in addition to the next and previous pointers, it could have a child pointer, which m…

430. 扁平化多级双向链表 您将获得一个双向链表,除了下一个和前一个指针之外,它还有一个子指针,可能指向单独的双向链表.这些子列表可能有一个或多个自己的子项,依此类推,生成多级数据结构,如下面的示例所示. 扁平化列表,使所有结点出现在单级双链表中.您将获得列表第一级的头部. 示例: 输入: 1---2---3---4---5---6--NULL | 7---8---9---10--NULL | 11--12--NULL 输出: 1-2-3-7-8-11-12-9-10-4-5-6-NULL 以…

扁平化多级双向链表 您将获得一个双向链表,除了下一个和前一个指针之外,它还有一个子指针,可能指向单独的双向链表.这些子列表可能有一个或多个自己的子项,依此类推,生成多级数据结构,如下面的示例所示. 扁平化列表,使所有结点出现在单级双链表中.您将获得列表第一级的头部. 示例: 输入: 1---2---3---4---5---6--NULL | 7---8---9---10--NULL | 11--12--NULL 输出: 1-2-3-7-8-11-12-9-10-4-5-6-NULL 以上示例的说…

您将获得一个双向链表,除了下一个和前一个指针之外,它还有一个子指针,可能指向单独的双向链表.这些子列表可能有一个或多个自己的子项,依此类推,生成多级数据结构,如下面的示例所示. 扁平化列表,使所有结点出现在单级双链表中.您将获得列表第一级的头部. 示例: 输入: 1---2---3---4---5---6--NULL | 7---8---9---10--NULL | 11--12--NULL 输出: 1-2-3-7-8-11-12-9-10-4-5-6-NULL 以上示例的说明: 给出以下多级双…

[LeetCode]430. Flatten a Multilevel Doubly Linked List 解题报告(Python) 标签(空格分隔): LeetCode 作者: 负雪明烛 id: fuxuemingzhu 个人博客: http://fuxuemingzhu.cn/ 题目地址:https://leetcode.com/problems/flatten-a-multilevel-doubly-linked-list/description/ 题目描述: You are given…

You are given a doubly linked list which in addition to the next and previous pointers, it could have a child pointer, which may or may not point to a separate doubly linked list. These child lists may have one or more children of their own, and so o…

原题链接在这里:https://leetcode.com/problems/flatten-a-multilevel-doubly-linked-list/description/ 题目: You are given a doubly linked list which in addition to the next and previous pointers, it could have a child pointer, which may or may not point to a sepa…

You are given a doubly linked list which in addition to the next and previous pointers, it could have a child pointer, which may or may not point to a separate doubly linked list. These child lists may have one or more children of their own, and so o…

/* // Definition for a Node. class Node { public: int val = NULL; Node* prev = NULL; Node* next = NULL; Node* child = NULL; Node() {} Node(int _val, Node* _prev, Node* _next, Node* _child) { val = _val; prev = _prev; next = _next; child = _child; } }…

题目链接:LeetCode 430. Faltten a Multilevel Doubly Linked List class Node { public: int val = NULL; Node* prev = NULL; Node* next = NULL; Node* child = NULL; Node() {} Node(int _val, Node* _prev, Node* _next, Node* _child) { val = _val; prev = _prev; nex…