It's an Tic Tac Toe Game application where two players plays the game one will chose 'X' and the other one will chose 'O'. So basically you have click on the 3 x 3 cells of board to form a line to win the game. You can win this game by creating line such as Vertically ' | ' , Horizontally '-' and diagonally '/' '\' . Play the game to win, have fun 😊