Right now the tutorial is coherently designed, tested, and even documented. However, it doesn't build up in a way that's very beginner friendly. It establishes glom's value and then immediately uses it at an intermediate level.

I'd like it if it was a bit more drawn out to use basic features first and then add a multi-line Coalesce as the

Add a PR with any competitive coding problem
In

• /Practice Problems/ add competitive coding problems and solutions in the respective topic folder

Check other folders in Arrays how it is done in rest of file

E.g

• Add a folder in Arrays folder with the *N