US(alsotick-tack-toe)uk/ˌtɪk.tækˈtəʊ/us/ˌtɪk.tækˈtoʊ/(UKnoughts and crosses)
agameplayedon apieceofpaperin which twoplayerswrite either O or X in apatternof ninesquares. It iswonby the firstplayerwhoplacesthree Os or three Xs in astraightline.
A robot was displayed in the entrance hall, inviting the visitors to play a game oftic-tac-toe.
From theCambridge English Corpus
In a triple system, six triples will be called atic-tac-toeif they intersect each other like the rows and columns of a (3 x 3)tic-tac-toeboard.
From theCambridge English Corpus
It featured several new games, includingtic-tac-toe, an animal matching game, and a clip art storybook illustrator that could save players' storybooks.
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If the problem domain is playing simple board games, thentic-tac-toeis a problem class, and one particular game oftic-tac-toeis a problem instance.
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Their only clue is mysterious symbol in shape oftic-tac-toe.
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The game tree fortic-tac-toeis easily searchable, but the complete game trees for larger games like chess are much too large to search.
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The first player to achieve atic-tac-toe(three in a row horizontally, vertically, or diagonally) consisting entirely of "classical marks" is declared the winner.
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He wrote his first computer program on this machine: an implementation oftic-tac-toethat allowed users to play games against the computer.
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It is similar totic-tac-toebut with more complexity.
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For example, the game tree fortic-tac-toehas 255,168 leaf nodes.
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The computational complexity oftic-tac-toedepends on how it is generalized.
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Note that the line 13, 22, 31, while a valid line for the gametic-tac-toe, is not considered a combinatorial line.
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Familiar real-world games of perfect information, such as chess ortic-tac-toe, are always finished in a finite number of moves.
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It is a clever alignment game related totic-tac-toe, but far more complex.
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The show stayed true to thetic-tac-toeformat of the original game show, while infusing it with well-known personalities in hip-hop culture.
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