Leetcode Problem #977: Squares of a Sorted Array. An Efficient Two-Sum Solution Using Pointers

Photo by Nathalie SPEHNER on Unsplash

Let’s move on with another Leetcode problem. This one is a great way to practice indexes with Lists for beginners. Again, we’ll apply the process suggested in Cracking the Coding Interview by Gayle Laakmann McDowell.

TLDR;