⭐⭐ 01-30 Sunday


⭐ 01-29 Saturday

⭐⭐⭐ 01-28 Friday

01-27 Thursday

https://leetcode-cn.com/problems/number-of-valid-words-in-a-sentence/
字符串判断的题目,主要考察编程细节;

⭐⭐ 01-26 Wednesday

https://leetcode-cn.com/problems/detect-squares/
检测正方形

关键点
image.png

01-25 Tuesday

  1. 比赛中的配对次数

https://leetcode-cn.com/problems/count-of-matches-in-tournament/

数学题 n-1

⭐⭐⭐ 01-24 Monday

https://leetcode-cn.com/problems/second-minimum-time-to-reach-destination/
到达目的地的第二短时间

有点难度,但是值得一做

广度优先搜索 图 最短路径