与Leetcode上翻转链表(206. Reverse Linked List)思路一致,只不过多了一个“prev”前节点的处理,这种题通过画图比较容易验证。 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16DoublyLinkedListNode* reverse(DoublyLinkedListNode*head) {if(!head|| !head->next)returnhead; DoublyLinkedListNode* prev = nu...
Linked List Inserting a Node Into a Sorted Doubly Linked List InsertingANodeIntoASortedDoublyLinkedList.java Linked List Reverse a doubly linked list ReverseADoublyLinkedList.java Tries Contacts Contacts.java Tries No Prefix Set NoPrefixSet.java Queues Queue using Two Stacks QueueUsingTwoStacks.ja...
Linked Lists Reverse a linked list Easy 5 Solution.java Linked Lists Compare two linked lists Easy 5 Solution.cpp Linked Lists Merge two sorted linked lists Easy 5 Solution.java Linked Lists Get Node Value Easy 5 Solution.java Linked Lists Delete duplicate-value nodes from a sorted linked list...
Linked List Print in Reverse 5 Solution.java Linked List Reverse a linked list 5 Solution.java Linked List Compare two linked lists 5 Solution.java Linked List Merge two sorted linked lists 5 Solution.java Linked List Get Node Value 5 Solution.java Linked List Delete duplicate-value nodes from...
进阶:链表可以迭代或递归地反转.你能否两个都实现一遍? 非递归代码: class Solution { public ListNode reverseList(ListNode head) { if(head == null) return null; ListNode pre = null, nex = null; while(head != null){ nex = head.next; head.next = pre; pre = head; h...
Linked List Print in Reverse 5 Solution.java Linked List Reverse a linked list 5 Solution.java Linked List Compare two linked lists 5 Solution.java Linked List Merge two sorted linked lists 5 Solution.java Linked List Get Node Value 5 Solution.java Linked List Delete duplicate-value nodes from...
#TitleSolutionTimeSpaceDifficultyPointsNote Print the Elements of a Linked List C++ O(n) O(1) Easy 5 Reverse a Linked List Java O(n) O(1) Easy 5 Compare Two Linked Lists C++ O(n) O(1) Easy 5 Delete a node C++ O(n) O(1) Easy 5 ...
Print the Elements of a Linked List C++ O(n) O(1) Easy 5 Reverse a Linked List Java O(n) O(1) Easy 5 Compare Two Linked Lists C++ O(n) O(1) Easy 5 Delete a node C++ O(n) O(1) Easy 5 Trees#TitleSolutionTimeSpaceDifficultyPointsNote Tree: Preorder Traversal C++ O(n)...
Linked List Reverse a doubly linked list ReverseADoublyLinkedList.java Tries Contacts Contacts.java Tries No Prefix Set NoPrefixSet.java Queues Queue using Two Stacks QueueUsingTwoStacks.java Heaps QHEAP1 QHEAP1.java Heaps Jesse and Cookies JesseAndCookies.java Heaps Find the Running Media...
Linked List Reverse a doubly linked list ReverseADoublyLinkedList.java Tries Contacts Contacts.java Tries No Prefix Set NoPrefixSet.java Queues Queue using Two Stacks QueueUsingTwoStacks.java Heaps QHEAP1 QHEAP1.java Heaps Jesse and Cookies JesseAndCookies.java Heaps Find the Running Media...