在职DS自学CS 打卡贴

10.13.2017 FRI

6 leetcode
254. Factor Combinations
156
101. Symmetric Tree

sql
613. Shortest Distance in a Line
610. Triangle Judgement
586. Customer Placing the Largest Number of Orders

10.14.2017 SAT

6 leetcode
245. Shortest Word Distance III
.. 366. Find Leaves of Binary Tree
633. Sum of Square Numbers

sql
584. Find Customer Referee
603. Consecutive Available Seats
607. Sales Person

10.15.2017 SUN
6 leetcode

367. Valid Perfect Square
187. Repeated DNA Sequences
277. Find the Celebrity

sql
577. Employee Bonus
619. Biggest Single Number
180. Consecutive Numbers

10.16.2017 MON
6 leetcode
671. Second Minimum Node In a Binary Tree
515. Find Largest Value in Each Tree Row
102. Binary Tree Level Order Traversal

sql
178. Rank Scores
177. Nth Highest Salary
184. Department Highest Salary

10.17.2017 TUE
6 leetcode
236. Lowest Common Ancestor of a Binary Tree
311. Sparse Matrix Multiplication
34. Search for a Range

sql
626. Exchange Seats
580. Count Student Number in Departments
608. Tree Node

10.18.2017 WED
6 leetcode
46, 464, 127

sql
585. Investments in 2016
614. Second Degree Follower
612. Shortest Distance in a Plane

10.19.2017 THU
6 leetcode
698. Partition to K Equal Sum Subsets
47. Permutations II
647. Palindromic Substrings

sql
570. Managers with at Least 5 Direct Reports
574. Winning Candidate
578. Get Highest Answer Rate Question

10.20.2017 FRI
5 leetcode
103. Binary Tree Zigzag Level Order Traversal
65. Valid Number

sql
602. Friend Requests II: Who Has the Most Friends
185. Department Top Three Salaries
262. Trips and Users

昨晚又失眠了。。。
工作上最近一团糟，想想下周就头大
去洗个澡，清醒下再继续学习

10.21.2017 SAT
8 leetcode: easy
review下以前做过的题

10.22.2017 SUN
8 leetcode: 7 easy, 1 medium