3Sum LeetCode Problem | Coding Interview Problem

3Sum is basically a problem from LeetCode but also frequently asked in coding interview. In this video we are going to discuss the most optimal solution for this problem.
Timeline :

1. Understanding Problem - 0:00 - 1:43
2. Building Algorithm - 1:44 - 7:02
3.Code implementation - 7:03 - 9:30

[praxinow]

Few optimizations here:
1. for loop runs till the entire length of the array while it should run till 3rd last element only.
2. k is every time being reinitialized to the end of the array, it should decrease in every iteration.

[nupursharma]

Appreciate your work!! Thanks for helping me overcome DS Fear