Tic-Tac-Toe in pure assembly

# References:
[Computer Enhance Course](https://www.computerenhance.com)

[Linux syscalls reference table](https://syscalls.mebeim.net/?table=x86/64/x64/v6.12)

[synthwave radio 🌌 beats to chill/game to](https://www.youtube.com/watch?v=4xDzrJKXOOY)

[nasm instructions manual](http://home.myfairpoint.net/fbkotler/nasmdocc.html#section-A.4.184)