def print_board(board):
    for row in board:
        print("|".join(row))
        print("-" * 5)

def check_win(board, player):
    win_conditions = [
        [board[0][0], board[0][1], board[0][2]],
        [board[1][0], board[1][1], board[1][2]],
        [board[2][0], board[2][1], board[2][2]],
        [board[0][0], board[1][0], board[2][0]],
        [board[0][1], board[1][1], board[2][1]],
        [board[0][2], board[1][2], board[2][2]],
        [board[0][0], board[1][1], board[2][2]],
        [board[2][0], board[1][1], board[0][2]]
    ]
    return [player, player, player] in win_conditions

def get_player_move(player):
    while True:
        try:
            move = int(input(f"Player {player}, enter your move (1-9): ")) - 1
            if move < 0 or move > 8:
                raise ValueError
            if board[move // 3][move % 3] != " ":
                print("This space is already taken.")
                continue
            return move
        except ValueError:
            print("Invalid input. Please enter a number between 1 and 9.")

def play_game():
    for turn in range(9):
        player = "X" if turn % 2 == 0 else "O"
        print_board(board)
        
        move = get_player_move(player)
        board[move // 3][move % 3] = player
        
        if check_win(board, player):
            print_board(board)
            print(f"Player {player} wins!")
            return
    print_board(board)
    print("It's a tie!")

# Initialize the game board
board = [[" " for _ in range(3)] for _ in range(3)]

# Start the game
play_game()