43                     False

    43                     False

    44                     False

    44                     False

    45                     False

    45                     False

    46                     False

    46                     False

    47                     False

    47                     False

    48                     Nothing

    49                     Nothing

    49                     Nothing

    50                     Nothing

    50                     0

    51                     0

    51                     )

    52                     )

    52 

    53