The “Two Sum” problem is an introductory algorithm problem that you may come across in job interviews. It’s a beginner friendly problem that has several common solutions — although they aren’t all made equal. Let’s have a look at two of them.

The problem is as follows: “Given an array of integers `nums`

and an integer `target`

, return *indices of the two numbers such that they add up to *

. You may assume that each input would have *target*** exactly one solution**, and you may not use the

*…*

Perpetual university student.