OXO

[Wikipedia: http://en.wikipedia.org/wiki/OXO] OXO (also known as Noughts and Crosses) is a tic-tac-toe computer game made for the EDSAC computer in 1952. It was written by Alexander S. Douglas as an illustration for his Ph.D. thesis on human-computer interaction for the University of Cambridge. OXO was the first digital graphical game to run on a computer