


def   SCREAMING_SNAKE_CASE__						(							)			->							int:

				for a in range(3_0_0	):
								for b in range(a + 1,	4_0_0	):
												for c in range(b + 1,	5_0_0	):
																if (a + b + c) == 1_0_0_0 and (a**2) + (b**2) == (c**2):
																				return a * b * c

				return -1



def   SCREAMING_SNAKE_CASE__						(							)			->							int:

				for a in range(3_0_0	):
								for b in range(4_0_0	):
												A__     :							Dict   				=1_0_0_0 - a - b
												if a < b < c and (a**2) + (b**2) == (c**2):
																return a * b * c

				return -1



def   SCREAMING_SNAKE_CASE__						(							)			->							None:
				import timeit

				print(
				    timeit.timeit('''solution()''',	setup='''from __main__ import solution''',	number=1_0_0_0	)	)
				print(
				    timeit.timeit(
				        '''solution_fast()''',	setup='''from __main__ import solution_fast''',	number=1_0_0_0	)	)


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







def   SCREAMING_SNAKE_CASE__						(							snake_case_	)			->							int:
				barcode //= 1_0  # exclude the last digit
				A__     :							List[str]   				=False
				A__     :							Dict   				=0

				# extract and check each digit
				while barcode != 0:
								A__     :							Union[str, Any]   				=1 if checker else 3
								s += mult * (barcode % 1_0)
								barcode //= 1_0
								A__     :							Union[str, Any]   				=not checker

				return (1_0 - (s % 1_0)) % 1_0



def   SCREAMING_SNAKE_CASE__						(							snake_case_	)			->							bool:
				return len(str(snake_case_	)	) == 1_3 and get_check_digit(snake_case_	) == barcode % 1_0



def   SCREAMING_SNAKE_CASE__						(							snake_case_	)			->							int:
				if str(snake_case_	).isalpha():
								A__     :							Tuple   				=f'Barcode \'{barcode}\' has alphabetic characters.'
								raise ValueError(snake_case_	)
				elif int(snake_case_	) < 0:
								raise ValueError('''The entered barcode has a negative value. Try again.'''	)
				else:
								return int(snake_case_	)


if __name__ == "__main__":
						import doctest

						doctest.testmod()
						__lowerCamelCase       :       List[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.")



