Challenge 1: Compute Square of a Number

Given a number, implement a function to compute the square of that number.

Problem Statement

Implement a function that takes a specific number testVariable and returns the square of the number.

Use the following mathematical identity to solve this problem: (n1)2=n22n+1(n-1)^2 = n^2 - 2n + 1.

Remember to implement your solution recursively.


A variable testVariable that contains the input number


The square of the input number

Sample Input


Sample Output


Try it Yourself!

Try this challenge yourself before examining the solution. Good luck!

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