def print_board(board):
    print("   a   b   c   d   e   f   g   h")
    print(" +---+---+---+---+---+---+---+---+")
    for i, row in enumerate(board):
        print(f"{8 - i}| ", end="")
        for piece in row:
            print(f" {piece} |", end="")
        print("\n +---+---+---+---+---+---+---+---+")

def initialize_board():
    board = [["♜", "♞", "♝", "♛", "♚", "♝", "♞", "♜"],
             ["♟", "♟", "♟", "♟", "♟", "♟", "♟", "♟"],
             [" ", " ", " ", " ", " ", " ", " ", " "],
             [" ", " ", " ", " ", " ", " ", " ", " "],
             [" ", " ", " ", " ", " ", " ", " ", " "],
             [" ", " ", " ", " ", " ", " ", " ", " "],
             ["♙", "♙", "♙", "♙", "♙", "♙", "♙", "♙"],
             ["♖", "♘", "♗", "♕", "♔", "♗", "♘", "♖"]]
    return board

def get_move():
    from_square = input("Enter move (e.g., a2a4): ")
    to_square = input("Enter move (e.g., a2a4): ")
    return from_square, to_square

def parse_square(square):
    # Convert algebraic notation (e.g., a2) to row and column indices
    col = ord(square[0]) - ord('a')
    row = 8 - int(square[1])
    return row, col

def main():
    board = initialize_board()
    print_board(board)
    while True:
        move = get_move()
        from_square, to_square = move
        from_row, from_col = parse_square(from_square)
        to_row, to_col = parse_square(to_square)
        # Implement move logic here
        piece = board[from_row][from_col]
        board[from_row][from_col] = ' '  # Clear the piece from the original position
        board[to_row][to_col] = piece    # Place the piece in the new position
        print_board(board)

if __name__ == "__main__":
    main()