If you want a game. Try https://overthewire.org/wargames/bandit/ https://overthewire.org/wargames/bandit/ You'll get used to the commands and using the man pag

If you want a game. Try https://overthewire.org/wargames/bandit/ https://overthewire.org/wargames/bandit/ You'll get used to the commands and using the man pages. It's not really focused on bash coding.