LeetCode 929 - Unique Email Addresses: A Microsoft Journey
Python Standard Library:
https://docs.python.org/3/library/
My Favorite Algo Courses / books:
A Common Sense Guide to Data Structures and Algorithms
https://amzn.to/3Vwkzol
Data Structures the Fun Way
https://amzn.to/3uxf3WI
Elements of Programming Interviews in Python
https://amzn.to/3FcPdfq
Data Structures & Algorithms - Python
https://www.udemy.com/course/data-str...
Grokking Algorithms
https://amzn.to/3iJhOBE
Big O Notation
https://www.bigocheatsheet.com/