CHALLENGE: Write a "streak" code that tracks number of days in a row someone logs in (just like Sololearn)

Question

Let's push for more practical examples of code we can all use together. Any language welcome for good of all learners.

Answer 1

Check this out.
https://code.sololearn.com/WFLKh5V8IxXo/?ref=app

Answer 2

Great Code @krishna