learn

We have a lot of is_prime (or similar) functions: https://github.com/TheAlgorithms/Python/search?p=4&q=is_prime, https://github.com/TheAlgorithms/Python/search?q=isPrime, data_structures/hashing/number_theory/prime_numbers, etc. Shall we use one common function for that exactly identical

Currently, when entering epic mode the README is frozen in the last level of the tower. When you're trying to fine-tune the score for a level other than the last one, it would be helpful if we had the README for that level available. The proposal is that when entering epic mode, the README is updated with all levels, one following the other.

Example:

# Starbolt - beginner

As a first time Pheonix user I followed the Step 1 in the readme and created the app, but when checking to see if I had done it properly I received the following error message numerous times, filling my terminal.

[error] Postgrex.Protocol (#PID<0.363.0>) failed to connect: ** (Postgrex.Error) FATAL 3D000 (invalid_catalog_name): database "chat_dev" does not exist

I understand that