From Odin Project: https://www.theodinproject.com/courses/ruby-programming/lessons/oop?ref=lnav
Build a Mastermind game from the command line where you have 12 turns to guess the secret code, starting with you guessing the computer’s random code.
Example of web game: https://www.webgamesonline.com/mastermind/
TODO: Project left without being able to access solution hash