saat.py

def display_board(board):
    for row in board:
        print(" | ".join(row))
        print("-" * 9)

def check_winner(board, player):
    # Check rows, columns, and diagonals for a win
    for i in range(3):
        if all(board[i][j] == player for j in range(3)) or all(board[j][i] == player for j in range(3)):
            return True
    if all(board[i][i] == player for i in range(3)) or all(board[i][2 - i] == player for i in range(3)):
        return True
    return False

def is_board_full(board):
    return all(board[i][j] != ' ' for i in range(3) for j in range(3))

def is_valid_move(board, row, col):
    return 0 <= row < 3 and 0 <= col < 3 and board[row][col] == ' '

def play_tic_tac_toe():
    current_player = 'X'
    board = [[' ' for _ in range(3)] for _ in range(3)]

    while True:
        display_board(board)
        row = int(input(f"Player {current_player}, enter row (0, 1, or 2): "))
        col = int(input(f"Player {current_player}, enter column (0, 1, or 2): "))

        if is_valid_move(board, row, col):
            board[row][col] = current_player

            if check_winner(board, current_player):
                display_board(board)
                print(f"Player {current_player} wins!")
                break
            elif is_board_full(board):
                display_board(board)
                print("It's a tie!")
                break

            current_player = 'O' if current_player == 'X' else 'X'
        else:
            print("Invalid move. Try again.")

if __name__ == "__main__":
    play_tic_tac_toe()