CS Tris

Tic-tac-toe, also called
– Tris (in italy) ;
– wick wack woe (in some Asian countries) ;
– noughts and crosses (in the UK, Australia, New Zealand, South Africa, India and the rest of the British Commonwealth countries) ;
– Tick-tack-toe, tic-tac-toe, tick-tat-toe, or tit-tat-toe (USA, Canada) ;
– Noughts and crosses or Naughts and crosses (Great Britain, Republic of Ireland, Australia, New Zealand, South Africa) ;
– Exy-Ozys, Xsie-Osies (verbal name only) (Northern Ireland) ;
– X’s and O’s (Egypt, Republic of Ireland, Canada, Scotland, Zimbabwe, India) ;
– O-X (Mauritius) ;

The X player usually goes first.
The player who succeeds in placing three respective marks in a horizontal, vertical, or diagonal row wins the game.