





'''simple docstring'''

def lowerCamelCase						(					__lowerCamelCase			:   Tuple ,	__lowerCamelCase			:   Tuple ,	__lowerCamelCase			:   Union[str, Any]   )						->Optional[int]:
    _SCREAMING_SNAKE_CASE     =      index
    _SCREAMING_SNAKE_CASE     =      2 * index + 1
    _SCREAMING_SNAKE_CASE     =      2 * index + 2
    if left_index < heap_size and unsorted[left_index] > unsorted[largest]:
        _SCREAMING_SNAKE_CASE     =      left_index

    if right_index < heap_size and unsorted[right_index] > unsorted[largest]:
        _SCREAMING_SNAKE_CASE     =      right_index

    if largest != index:
        _SCREAMING_SNAKE_CASE    ,	_SCREAMING_SNAKE_CASE     =      unsorted[index], unsorted[largest]
        heapify(__lowerCamelCase ,	__lowerCamelCase ,	__lowerCamelCase   )





def lowerCamelCase						(					__lowerCamelCase			:   Any   )						->Tuple:
    _SCREAMING_SNAKE_CASE     =      len(__lowerCamelCase   )
    for i in range(n // 2 - 1 ,	-1 ,	-1   ):
        heapify(__lowerCamelCase ,	__lowerCamelCase ,	__lowerCamelCase   )
    for i in range(n - 1 ,	0 ,	-1   ):
        _SCREAMING_SNAKE_CASE    ,	_SCREAMING_SNAKE_CASE     =      unsorted[i], unsorted[0]
        heapify(__lowerCamelCase ,	0 ,	__lowerCamelCase   )
    return unsorted


if __name__ == "__main__":
      lowercase_         =			input("""Enter numbers separated by a comma:\n""").strip()
      lowercase_         =			[int(item) for item in user_input.split(""",""")]
      print(heap_sort(unsorted))










'''simple docstring'''

def lowerCamelCase						(					__lowerCamelCase			:   int   )						->int:
    barcode //= 10  # exclude the last digit
    _SCREAMING_SNAKE_CASE     =      False
    _SCREAMING_SNAKE_CASE     =      0

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

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





def lowerCamelCase						(					__lowerCamelCase			:   int   )						->bool:
    return len(str(__lowerCamelCase   )   ) == 13 and get_check_digit(__lowerCamelCase   ) == barcode % 10





def lowerCamelCase						(					__lowerCamelCase			:   str   )						->int:
    if str(__lowerCamelCase   ).isalpha():
        _SCREAMING_SNAKE_CASE     =      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()
      lowercase_         =			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.""")



