For me it was making an implementation of tic tac toe that never lost, just so that I could put 0 players as an interface option https://www.youtube.com/watch?

For me it was making an implementation of tic tac toe that never lost, just so that I could put 0 players as an interface option https://www.youtube.com/watch?v=s93KC4AGKnY https://www.youtube.com/watch?v=s93KC4AGKnY