前言

最近有朋友问我怎么没有更新文章了，因为最近有空的时候都在刷 LeetCode，零零星星刷了快 2 个月了，也累积了不少题目了，所以最近打算把做的几百道题归类，总结一下。所有题目的代码在 https://github.com/halfrost/LeetCode-Go，每道题都有测试用例和测试代码。

Linked List 的 Tips:

Title	Solution	Difficulty	Time	Space	收藏
2. Add Two Numbers	Go	Medium	O(n)	O(1)
19. Remove Nth Node From End of List	Go	Medium	O(n)	O(1)
21. Merge Two Sorted Lists	Go	Easy	O(log n)	O(1)
23. Merge k Sorted Lists	Go	Hard	O(log n)	O(1)	❤️
24. Swap Nodes in Pairs	Go	Medium	O(n)	O(1)
25. Reverse Nodes in k-Group	Go	Hard	O(log n)	O(1)	❤️
61. Rotate List	Go	Medium	O(n)	O(1)
82. Remove Duplicates from Sorted List II	Go	Medium	O(n)	O(1)
83. Remove Duplicates from Sorted List	Go	Easy	O(n)	O(1)
86. Partition List	Go	Medium	O(n)	O(1)	❤️
92. Reverse Linked List II	Go	Medium	O(n)	O(1)	❤️
109. Convert Sorted List to Binary Search Tree	Go	Medium	O(log n)	O(n)
141. Linked List Cycle	Go	Easy	O(n)	O(1)	❤️
142. Linked List Cycle II	Go	Medium	O(n)	O(1)	❤️
143. Reorder List	Go	Medium	O(n)	O(1)	❤️
147. Insertion Sort List	Go	Medium	O(n)	O(1)
148. Sort List	Go	Medium	O(log n)	O(n)	❤️
160. Intersection of Two Linked Lists	Go	Easy	O(n)	O(1)	❤️
203. Remove Linked List Elements	Go	Easy	O(n)	O(1)
206. Reverse Linked List	Go	Easy	O(n)	O(1)
234. Palindrome Linked List	Go	Easy	O(n)	O(1)
237. Delete Node in a Linked List	Go	Easy	O(n)	O(1)
328. Odd Even Linked List	Go	Medium	O(n)	O(1)
445. Add Two Numbers II	Go	Medium	O(n)	O(n)
725. Split Linked List in Parts	Go	Medium	O(n)	O(1)
817. Linked List Components	Go	Medium	O(n)	O(1)
707. Design Linked List	Go	Easy	O(n)	O(1)
876. Middle of the Linked List	Go	Easy	O(n)	O(1)	❤️
1019. Next Greater Node In Linked List	Go	Medium	O(n)	O(1)