Treblecross is a degenerate tic-tac toe variant. The game is an

octal game Octal games are a subclass of heap games that involve removing tokens (game pieces or stones) from heaps of tokens. They have been studied in combinatorial game theory as a generalization of Nim, Kayles, and similar games. Revised and reprinted ...

, played on a one-dimensional board and both players play using the same piece (an X or a black chip). Each player on their turn plays a piece in an unoccupied space. The game is won if a player on their turn makes a line of three pieces (Xs or black chips) in a row.

Gameplay

The game begins with all the 1×''n'' spaces empty. Each player plays an X on the one-dimensional board in an empty cell. The game is won when a player makes a row of three Xs.

References

Tic-tac-toe variants {{Game-stub

Gameplay

See also

References