James Pan

原题网址：https://leetcode.com/problems/reorder-list/Given a singly linked list L: L0→L1→…→Ln-1→Ln,reorder it to: L0→Ln→L1→Ln-1→L2→Ln-2→…You must do this in-place without altering the nodes' va

原题网址：https://leetcode.com/problems/reverse-linked-list/Reverse a singly linked list.click to show more hints.Hint:A linked list can be reversed either iteratively or recursively. Could

原题网址：https://leetcode.com/problems/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,

原题网址：https://leetcode.com/problems/reverse-nodes-in-k-group/Given a linked list, reverse the nodes of a linked list k at a time and return its modified list.If the number of nodes is not a m

原题网址：https://leetcode.com/problems/add-two-numbers-ii/You are given two linked lists representing two non-negative numbers. The most significant digit comes first and each of their nodes contain