



'''simple docstring'''






import random


def  snake_case_     (					_lowerCAmelCase  :						list   ,      _lowerCAmelCase  :						str  )      ->   tuple:
							UpperCAmelCase							,		UpperCAmelCase							,		UpperCAmelCase :       Tuple 							=		[], [], []
							for element in data:
														if element < pivot:
																					less.append(_lowerCAmelCase  )
														elif element > pivot:
																					greater.append(_lowerCAmelCase  )
														else:
																					equal.append(_lowerCAmelCase  )
							return less, equal, greater




def  snake_case_     (					_lowerCAmelCase  :						list   ,      _lowerCAmelCase  :						int  )      ->   Dict:
							# index = len(items) // 2 when trying to find the median
							#   (value of index when items is sorted)

							# invalid input
							if index >= len(_lowerCAmelCase  ) or index < 0:
														return None

							UpperCAmelCase :       int 							=		items[random.randint(0   ,      len(_lowerCAmelCase  ) - 1  )]
							UpperCAmelCase :       List[Any] 							=		0
							UpperCAmelCase							,		UpperCAmelCase							,		UpperCAmelCase :       Any 							=		_partition(_lowerCAmelCase   ,      _lowerCAmelCase  )
							UpperCAmelCase :       List[str] 							=		len(_lowerCAmelCase  )
							UpperCAmelCase :       str 							=		len(_lowerCAmelCase  )

							# index is the pivot
							if m <= index < m + count:
														return pivot
							# must be in smaller
							elif m > index:
														return quick_select(_lowerCAmelCase   ,      _lowerCAmelCase  )
							# must be in larger
							else:
														return quick_select(_lowerCAmelCase   ,      index - (m + count)  )












"""simple docstring"""




a						: Any     	=			{
    '''a''': '''AAAAA''',
    '''b''': '''AAAAB''',
    '''c''': '''AAABA''',
    '''d''': '''AAABB''',
    '''e''': '''AABAA''',
    '''f''': '''AABAB''',
    '''g''': '''AABBA''',
    '''h''': '''AABBB''',
    '''i''': '''ABAAA''',
    '''j''': '''BBBAA''',
    '''k''': '''ABAAB''',
    '''l''': '''ABABA''',
    '''m''': '''ABABB''',
    '''n''': '''ABBAA''',
    '''o''': '''ABBAB''',
    '''p''': '''ABBBA''',
    '''q''': '''ABBBB''',
    '''r''': '''BAAAA''',
    '''s''': '''BAAAB''',
    '''t''': '''BAABA''',
    '''u''': '''BAABB''',
    '''v''': '''BBBAB''',
    '''w''': '''BABAA''',
    '''x''': '''BABAB''',
    '''y''': '''BABBA''',
    '''z''': '''BABBB''',
    ''' ''': ''' ''',
}


a						: List[Any]     	=			{value: key for key, value in encode_dict.items()}






def       _SCREAMING_SNAKE_CASE		(	_lowercase						:    str					) ->str:






	'''simple docstring'''






	a      :		int	=				""
	for letter in word.lower():
		if letter.isalpha() or letter == " ":
			encoded += encode_dict[letter]
		else:
			raise Exception("encode() accepts only letters of the alphabet and spaces"					)
	return encoded






def       _SCREAMING_SNAKE_CASE		(	_lowercase						:    str					) ->str:






	'''simple docstring'''






	if set(_lowercase					) - {"A", "B", " "} != set():
		raise Exception("decode() accepts only 'A', 'B' and spaces"					)
	a      :		Optional[Any]	=				""
	for word in coded.split():
		while len(_lowercase					) != 0:
			decoded += decode_dict[word[:5]]
			a      :		List[Any]	=				word[5:]
		decoded += " "
	return decoded.strip()


if __name__ == "__main__":
		from doctest import testmod

		testmod()


