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def result(board, action): board_copy = epcopy(board) if not action in actions(board): raise Exception else: move = player(board_copy) i, j = action board_copy = move return board_copy WinnerĬheck the state if the game is Over. Returns the board that results from making move (i, j) on the board. It will take state and move as input and return the state after-action took place.
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def actions(board): action = for i in range(3): for j in range(3): if board = EMPTY: action.append((i, j)) return action Result In each state, returns the set of all possible actions (i, j) available on the board. def player(board): count_x, count_o = count(board) if count_o + count_x = 0: return X elif count_x > count_o and count_x + count_o != 9: return O elif count_x = count_o and count_x + count_o != 9: return X elif count_x + count_o = 9: return X Actions Returns player who has the next turn on board. def count(board): count_x, count_o = (0, 0) for i in range(3): for j in range(3): if board = X: count_x += 1 elif board = O: count_o += 1 return count_x, count_o Player Returns the number of X and O on the board. This will help to keep track of which player to move next. X = "X" O = "O" EMPTY = None def initial_state(): return, , ] Count MIN_VALUE(b): returns the minimum value on the board, calls recursively max_value Initial stateĮvery tic-tac-toe game starts with an empty 3x3 matrix. MAX_VALUE(b): returns the maximum value on the board, calls recursively min_value MINIMAX(b): returns best move on the current board UTILITY(b): final numerical value for terminal state b TERMINAL(b): checks if state b is a terminal state RESULT(b, m): returns state after action a taken in state b PLAYER(b): returns which player to move in state bĪCTIONS(b): returns legal moves in state b Thanks for visiting.Our game consists of these ten functions. You can use it for training/preparation use for tournaments. Analysis – One other amazing feature we have is ‘ Analysis‘Ĭlick on ‘ Level‘ and choose analysis for opening the fritz analysis program. You can play chess against the computer (100% free) on our site but what about improving your game.Ĩ.
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Download or Share – After your game has been completed, you can either download your game as PGN (.pgn) or use the share button to share it with your friends. Flip – You can see the board from your opponent’s view using the flip option.ħ. Live Book – With Live Book, you can see all the possible moves played by the other players globally with the result & the times a particular move has been played.Ħ. OR, after going back to an early move, you can also change your move & continue your game from there!!ĥ. Notation – With Notation, you can go back to any stage of your game & replay the game to see where exactly you did a mistake. Offer Draw – You can offer a draw at any time.Ĥ. Hint – If you are stuck & need help in between the game, you can use ‘ Hint’ to ask us the best move at any position.ģ. You can use it to undo your blunder or make a better move.Ģ. Note: To access all the levels, please find & click on ‘ Level’ above & choose accordingly.ġ. Levels – Beginner | Amateur | Club Player | Master | Grandmaster There are 5 levels of our AI-based computer engine.
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How to Play Chess Against Computer (Fritz) – NOW, play any move you want & our computer engine Fritz will play against you. Start the game by clicking on ‘ New Game‘
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Welcome to the ‘ Battle Of Chess‘ Play chess against computer for free –