The game XO (X-O), called in English Tic Tac Toe or Hugs and Kisses, or Noughts and Crosses, is a game played with paper and pen, and is played by two people, the first is X, and the second or O. The game is played by filling in one of the squares formed by the intersection of two vertical lines With two horizontal verticals of either X or O, usually, X starts first. The player who succeeds in making 3 similar symbols vertically, horizontally or diagonally is the winner. In this image, X starts first, and the game runs from left to right. And X.