






def        lowerCamelCase__   (					__lowerCamelCase    :  int	):
  barcode //= 10  # exclude the last digit
  __UpperCAmelCase							:			Any     =						False
  __UpperCAmelCase							:			int     =						0

  # extract and check each digit
  while barcode != 0:
    __UpperCAmelCase							:			Any     =						1 if checker else 3
    s += mult * (barcode % 10)
    barcode //= 10
    __UpperCAmelCase							:			int     =						not checker

  return (10 - (s % 10)) % 10






def        lowerCamelCase__   (					__lowerCamelCase    :  int	):
  return len(str(__lowerCamelCase	)	) == 13 and get_check_digit(__lowerCamelCase	) == barcode % 10






def        lowerCamelCase__   (					__lowerCamelCase    :  str	):
  if str(__lowerCamelCase	).isalpha():
    __UpperCAmelCase							:			List[Any]     =						f"""Barcode '{barcode}' has alphabetic characters."""
    raise ValueError(__lowerCamelCase	)
  elif int(__lowerCamelCase	) < 0:
    raise ValueError("""The entered barcode has a negative value. Try again."""	)
  else:
    return int(__lowerCamelCase	)


if __name__ == "__main__":
       import doctest

       doctest.testmod()
       a	: Optional[Any]   =				get_barcode(input("Barcode: ").strip())

       if is_valid(barcode):
              print(f"""'{barcode}' is a valid barcode.""")
       else:
              print(f"""'{barcode}' is NOT a valid barcode.""")










class 					a					:



      """simple docstring"""


      def __init__(   self      :    int	,   __lowercase      :    int      )							->   None:
        __UpperCAmelCase							:			str     =						data
        __UpperCAmelCase							:			BinaryTreeNode | None     =						None
        __UpperCAmelCase							:			BinaryTreeNode | None     =						None






def        lowerCamelCase__   (					__lowerCamelCase    :  BinaryTreeNode | None						,	__lowerCamelCase    :  int	):
  if node is None:
    __UpperCAmelCase							:			Optional[int]     =						BinaryTreeNode(__lowerCamelCase	)
    return node

  # binary search tree is not empty,
  # so we will insert it into the tree
  # if new_value is less than value of data in node,
  #  add it to left subtree and proceed recursively
  if new_value < node.data:
    __UpperCAmelCase							:			int     =						insert(node.left_child						,	__lowerCamelCase	)
  else:
    # if new_value is greater than value of data in node,
    #  add it to right subtree and proceed recursively
    __UpperCAmelCase							:			Dict     =						insert(node.right_child						,	__lowerCamelCase	)
  return node






def        lowerCamelCase__   (					__lowerCamelCase    :  None | BinaryTreeNode	):  # if node is None,return
  if node:
    __UpperCAmelCase							:			Optional[Any]     =						inorder(node.left_child	)
    __UpperCAmelCase							:			str     =						[*inorder_array, node.data]
    __UpperCAmelCase							:			Optional[Any]     =						inorder_array + inorder(node.right_child	)
  else:
    __UpperCAmelCase							:			Tuple     =						[]
  return inorder_array






def        lowerCamelCase__   (					):
  __UpperCAmelCase							:			Any     =						insert(__lowerCamelCase						,	15	)
  insert(__lowerCamelCase						,	10	)
  insert(__lowerCamelCase						,	25	)
  insert(__lowerCamelCase						,	6	)
  insert(__lowerCamelCase						,	14	)
  insert(__lowerCamelCase						,	20	)
  insert(__lowerCamelCase						,	60	)
  return root






def        lowerCamelCase__   (					):
  # main function
  __UpperCAmelCase							:			int     =						make_tree()
  print("""Printing values of binary search tree in Inorder Traversal."""	)
  inorder(__lowerCamelCase	)


if __name__ == "__main__":
       import doctest

       doctest.testmod()
       main()


