



"""simple docstring"""
A:   Union[str, Any]								=		{
    0: "0",
    1: "1",
    2: "2",
    3: "3",
    4: "4",
    5: "5",
    6: "6",
    7: "7",
    8: "8",
    9: "9",
    1_0: "a",
    1_1: "b",
    1_2: "c",
    1_3: "d",
    1_4: "e",
    1_5: "f",
}

def       _snake_case						(						UpperCamelCase						:		float						):
 assert type(UpperCamelCase						) in (int, float) and decimal == int(UpperCamelCase						)
 UpperCAmelCase	:					str	=	int(UpperCamelCase						)
 UpperCAmelCase	:					Optional[int]	=	""""""
 UpperCAmelCase	:					List[str]	=	False
 if decimal < 0:
  UpperCAmelCase	:					Any	=	True
  decimal *= -1
 while decimal > 0:
  UpperCAmelCase	,		UpperCAmelCase	:					Dict	=	divmod(UpperCamelCase			,		16						)
  UpperCAmelCase	:					Union[str, Any]	=	values[remainder] + hexadecimal
 UpperCAmelCase	:					int	=	"""0x""" + hexadecimal
 if negative:
  UpperCAmelCase	:					Optional[int]	=	"""-""" + hexadecimal
 return hexadecimal


if __name__ == "__main__":
      import doctest

      doctest.testmod()





"""simple docstring"""
def       _snake_case						(						UpperCamelCase						:		list						):
 if not isinstance(UpperCamelCase			,		UpperCamelCase						):
  raise ValueError("""Input series is not valid, valid series - [2, 4, 6]"""						)
 if len(UpperCamelCase						) == 0:
  raise ValueError("""Input list must be a non empty list"""						)
 if len(UpperCamelCase						) == 1:
  return True
 UpperCAmelCase	:					Union[str, Any]	=	series[1] - series[0]
 for index in range(len(UpperCamelCase						) - 1						):
  if series[index + 1] - series[index] != common_diff:
   return False
 return True

def       _snake_case						(						UpperCamelCase						:		list						):
 if not isinstance(UpperCamelCase			,		UpperCamelCase						):
  raise ValueError("""Input series is not valid, valid series - [2, 4, 6]"""						)
 if len(UpperCamelCase						) == 0:
  raise ValueError("""Input list must be a non empty list"""						)
 UpperCAmelCase	:					Any	=	0
 for val in series:
  answer += val
 return answer / len(UpperCamelCase						)


if __name__ == "__main__":
      import doctest

      doctest.testmod()
