1. 箭指Offer

https://leetcode-cn.com/problemset/lcof/

2. Array

11：https://leetcode-cn.com/problems/container-with-most-water/
70：https://leetcode-cn.com/problems/climbing-stairs/
283：https://leetcode-cn.com/problems/move-zeroes/
15：https://leetcode-cn.com/problems/3sum/（高频）
26：https://leetcode-cn.com/problems/remove-duplicates-from-sorted-array/
189：https://leetcode-cn.com/problems/rotate-array/
88：https://leetcode-cn.com/problems/merge-sorted-array/
1：https://leetcode-cn.com/problems/two-sum/
283：https://leetcode-cn.com/problems/move-zeroes/
66：https://leetcode-cn.com/problems/plus-one/

3. 链表

24：https://leetcode-cn.com/problems/swap-nodes-in-pairs/
141：https://leetcode-cn.com/problems/linked-list-cycle/
206：https://leetcode-cn.com/problems/reverse-linked-list/
25：https://leetcode-cn.com/problems/reverse-nodes-in-k-group/
142：https://leetcode-cn.com/problems/linked-list-cycle-ii/
21：https://leetcode-cn.com/problems/merge-two-sorted-lists/

4. 栈队列

20：https://leetcode-cn.com/problems/valid-parentheses/
155：https://leetcode-cn.com/problems/min-stack/
84：https://leetcode-cn.com/problems/largest-rectangle-in-histogram/ 比较难
239：https://leetcode-cn.com/problems/sliding-window-maximum/

5. 哈希表和集合

242：https://leetcode-cn.com/problems/valid-anagram/
49：https://leetcode-cn.com/problems/group-anagrams/