韩旭051的博客

Given a linked list, determine if it has a cycle in it.To represent a cycle in the given linked list, we use an integer pos which represents the position (0-indexed)in the linked list where tail co...

Merge k sorted linked lists and return it as one sorted list. Analyze and describe its complexity.Example:Input:[1->4->5,1->3->4,2->6]Output: 1->1->2->3->4-&...

Reverse a singly linked list.Example:Input: 1->2->3->4->5->NULLOutput: 5->4->3->2->1->NULLFollow up:A linked list can be reversed either iteratively or recursivel...

Merge two sorted linked lists and return it as a new list. The new list should be made by splicing together the nodes of the first two lists.Example:Input: 1->2->4, 1->3->4Output: 1-&...

19. Remove Nth Node From End of ListGiven a linked list, remove then-th node from the end of list and return its head.Example:Given linked list: 1->2->3->4->5, and n = 2.After re...

题目描述You are given twonon-emptylinked lists representing two non-negative integers. The digits are stored inreverse orderand each of their nodes contain a single digit. Add the two numbers and...