James Pan

原题网址：https://leetcode.com/problems/insertion-sort-list/ Sort a linked list using insertion sort. 方法： /** * Definition for singly-linked list. * public class ListNode { * int val; * Li

原题网址：https://leetcode.com/problems/search-insert-position/ Given a sorted array and a target value, return the index if the target is found. If not, return the index where it would be if it were