
'''simple docstring'''






def    UpperCAmelCase							(  UpperCAmelCase__							:							list[int]):
				if not nums:  # Makes sure that the list is not empty
								raise ValueError('List is empty')

				lowerCamelCase					:			int									= sum(UpperCAmelCase__) / len(UpperCAmelCase__)  # Calculate the average
				return sum(abs(x - average) for x in nums) / len(UpperCAmelCase__)


if __name__ == "__main__":
					import doctest

					doctest.testmod()


'''simple docstring'''






from __future__ import annotations





def    UpperCAmelCase							(  UpperCAmelCase__							:							int):
				lowerCamelCase					:			List[Any]									= str(UpperCAmelCase__)
				return len(UpperCAmelCase__) == 9 and set(UpperCAmelCase__) == set('123456789')





def    UpperCAmelCase							(  ):
				for base_num in range(99_99       ,							49_99       ,							-1):
								lowerCamelCase					:			Tuple									= 10_00_02 * base_num
								if is_9_pandigital(UpperCAmelCase__):
												return candidate

				for base_num in range(3_33       ,							99       ,							-1):
								lowerCamelCase					:			List[Any]									= 1_00_20_03 * base_num
								if is_9_pandigital(UpperCAmelCase__):
												return candidate

				return None


if __name__ == "__main__":
					print(f"""{solution() = }""")
