Leetcode Tracking List

1. Array

Order Question Last Time Priority
1 https://leetcode.com/problems/two-sum/ 3/7/2020 normal
2 https://leetcode.com/problems/container-with-most-water/ 3/7/2020 high
3 https://leetcode.com/problems/remove-duplicates-from-sorted-array/ 4/7/2020 high

2. Hash

Order Question Last Time Priority
1 https://leetcode.com/problems/two-sum/ n/a normal
2 https://leetcode.com/problems/single-number/ n/a normal
3 https://leetcode.com/problems/valid-anagram/ n/a high
4 https://leetcode.com/problems/group-anagrams/ n/a high
5 https://leetcode.com/problems/contains-duplicate/ n/a high
6 https://leetcode.com/problems/top-k-frequent-elements/ n/a high
Order Question Last Time Priority
1 https://leetcode.com/problems/two-sum/ n/a n/a
2 https://leetcode.com/problems/container-with-most-water/ n/a n/a

5. Sort

Order Question Last Time Priority
1 https://leetcode.com/problems/two-sum/ n/a n/a
2 https://leetcode.com/problems/container-with-most-water/ n/a n/a

6. Linked List

Order Question Last Time Priority
1 https://leetcode.com/problems/two-sum/ n/a n/a
2 https://leetcode.com/problems/container-with-most-water/ n/a n/a

7. Sliding Window

Order Question Last Time Priority
1 https://leetcode.com/problems/longest-substring-without-repeating-characters/ n/a high

7. SQL

Order Question Last Time Priority
1 https://leetcode.com/problems/combine-two-tables/ n/a high
2 https://leetcode.com/problems/second-highest-salary/ n/a high
3 https://leetcode.com/problems/employees-earning-more-than-their-managers/submissions/ n/a high
4 https://leetcode.com/problems/duplicate-emails/ n/a high
5 https://leetcode.com/problems/customers-who-never-order/ n/a high
6 https://leetcode.com/problems/delete-duplicate-emails/solution/ n/a high
7 https://leetcode.com/problems/not-boring-movies/submissions/ n/a high
7 https://leetcode.com/problems/classes-more-than-5-students/ n/a high
8 https://leetcode.com/problems/swap-salary/ n/a high

References

[1]https://hackernoon.com/14-patterns-to-ace-any-coding-interview-question-c5bb3357f6ed
[2]https://stackoverflow.com/questions/8269916/what-is-sliding-window-algorithm-examples
[3]https://medium.com/outco/how-to-solve-sliding-window-problems-28d67601a66
[4]https://www.geeksforgeeks.org/window-sliding-technique/
[5]https://www.w3schools.com/sql/exercise.asp
[6]https://www.ibm.com/support/knowledgecenter/SSEPEK_10.0.0/intro/src/art/bkntjoin.gif