Design HashSet - Leetcode 705

Today we will solve the "Design HashSet" problem from Leetcode. We will walk through a simple implementation of hashSet using linked lists in order to solve this Problem.

This question has been asked by Microsoft, Google, Meta, Amazon, Apple, and so many other companies.

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Hope you enjoy the video and Thanks for watching 🙏

Chapters:
0:00 Intro and question
0:07 Examples
0:48 The Idea
2:27 Hash Function
2:52 Hash Collision
3:41 Why Prime Number?
4:22 Code Walk through
4:36 Node Structure
4:51 Bucket Structure
7:00 HashSet Structure
8:53 Time and Space Complexity

[DebopriyoBasu]

this is the best explanation in javascript for this question on youtube. Thanks!

[dave]

Not bad. It’s kind of like 3 or 4 easy-med leetcode problems in one.