Tic-Tac-Toe, sometimes also known as Xs and Os, is a game for two players (X and O) who take turns marking spaces in a 3×3 grid. The player who succeeds in placing three of their respective marks in a horizontal, vertical, or diagonal row (NW-SE and NE-SW) wins the game. Maybe you've solve "Xs and Os Referee" already and this mission will be simpler for you.
In this mission, you will play against various bots, your goal is to never lose. You may only achieve wins or draws....
CheckiO Extensions allow you to use local files to solve missions. More info in a blog post.
In order to install CheckiO client you'll need installed Python (version at least 3.8)
Install CheckiO Client first:
pip3 install checkio_client
Configure your tool
checkio --domain=py config --key=
Sync solutions into your local folder
(in beta testing) Launch local server so your browser can use it and sync solution between local file end extension on the fly. (doesn't work for safari)
checkio serv -d
Alternatevly, you can install Chrome extension or FF addon
checkio install-plugin --ff
checkio install-plugin --chromium