Codewars: Data Groups and Demos

### Link to the coursework

[Data Groups collection](https://www.codewars.com/collections/cyf-js2-slash-data-groups)

### Why are we doing this?

Choose some kata from the [Data Groups collection](https://www.codewars.com/collections/cyf-js2-slash-data-groups). Could you demo a solution at Friday demos? How would you do that? What would be interesting for others to know about your solution?

### Maximum time in hours (Tech has max 16 per week total)

1

### How to get help

- Join the #cyf-codewars Slack channel
- Read the [CYF Codewars docs](https://docs.codeyourfuture.io/leaders/running-the-course/codewars)
- Read [Codewars advice from CYFers](https://docs.codeyourfuture.io/leaders/running-the-course/codewars/codewars-advice-from-cyfers)
- Read [Codewars advice from mentors](https://docs.codeyourfuture.io/leaders/running-the-course/codewars/codewars-advice-from-mentors)

Every week you need to complete at least three kata. Spend at least 20 minutes, three times a week, on your kata workout. Remember, after 20 minutes, take a break.

### How to submit

Share a link in the form `https://codeyourfuture.github.io/Codewars-Progress-Checker/#YOUR_CODEWARS_USERNAME`.

You can obtain the link from the browser location bar after submitting your Codewars username on the [Codewars Progress Checker](https://codeyourfuture.github.io/Codewars-Progress-Checker/) page.

### How to review

Once you have completed your kata, look at the other solutions in the solutions view. Consider how many different approaches there are. What about different languages?