3Sum

#array #grind75 #grind75-week3 #leetcode #leetcode-30min #leetcode-medium

March 05, 1970

Prerequisites

To understand this note, these notes may help:

Grind75, a better Blind75 you can customize
- Leetcode discussion on Blind75 LeetCode questions
  - Memorising Leetcode by using Anki as a Scheduler

Grind75 week 3, problem 5.

This problem is medium, and is expected to take 30 mins.

https://leetcode.com/problems/3sum