# Challenge 4 - Going Classy

Use what you've learned so far to perform the following exercise, which will help familiarize you with the concepts that we'll need later on.

## We'll cover the following

## Challenge

Welcome to your fourth challenge. This problem has been designed for you to practice freely with it, so try to solve it on your own first. Take some time, and think about the different concepts we’ve explored in the course so far.

If you feel stuck, you can always check out the solution review provided in the next lesson.

Good luck!

## Jupyter notebook

Following is the Jupyter notebook provided to you, which contains your fourth challenge. Click on it to launch the application.

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