Two Sum - Leetcode 1 - HashMap - JavaScript

Problem link: https://leetcode.com/problems/two-sum/

0:00 - LeetCode Interview Question #1 Two Sum

0:44 - How to Approach the Problem

2:00 - Coding Brute Force Solution

2:55 - Testing & Submitting to Leetcode

3:30 - Optimizing Our Solution

5:10 - Coding Our Optimal Solution

7:10 - Testing Our Optimal Solution & Space and Time Complexity

In this leetcode video tutorial lets solve leetcode problem #1 two sum in javascript. It is a very common coding interview question at amazon. This video contains brute force / logical solution and as well as optimal / efficient solution. We will be using arrays and hashmap also sometimes known as hashtables.

#javascript #hashmap #CodingInterview