[第五期活动] 在职刷题打卡，目标工作日一天2题，周末一天5题

[19/11/22][Day 7] 3题

Topic: Array
11. Container with Most Water
42. Trapping Rain Water
30. Substring with Concatenation of All Words

发现刷题还是按照解法的分类比较快

[Day 21][Total Day 33] 2019/11/22，Topic：DP（Lintcode）
- 512. Decode Ways
- 676. Decode Ways II
- 394. Coins in a Line
- 395. Coins in a Line II
- 168. Burst Balloons
- 396. Coins in a Line III
- 397. Longest Continuous Increasing Subsequence
- 436. Maximal Square
- 392. House Robber
- 191. Maximum Product Subarray

11.21,2019 [Day 4]
79 Word Search
380 Insert Delete GetRandom O(1)

day 12
724. Find Pivot Index
97. Interleaving String

# Day 16
Top K Frequent Words
Flatten Nested List Iterator
Search a 2D Matrix II
Design Tic-Tac-Toe
Subtree of Another Tree

[19/11/21][Day 6] 3题

Topic: Array
217. Contains Duplicate
219. Contains Duplicate II
220. Contains Duplicate III

能用多种方法解决题目的能力很重要，dry run的能力也要锻炼起来！

day 15
dp 的很多题做到怀疑自己。。。目前遇到的题目分类里面，DP 还是难想。可能也是刷累了。
10. Regular Expression Matching

[Day 20][Total Day 32] 2019/11/21，Topic：Sweep Line / Binary Search（Lintcode）
- 617. Maximum Average Subarray II
- 390. Find Peak Element II
- 362. Sliding Window Maximum

lc322: coin change problem

[19/11/17][Day 5] 2题

Topic: Array
274 H-Index
275 H-index II

做这两道题发现理解题意的能力也很重要

补充内容 (2019-11-22 12:35):
日期打错了，应该是11/20