def 					SCREAMING_SNAKE_CASE    (			snake_case_ :							int       ):


	if not isinstance(_snake_case					,  _snake_case       ):
		raise ValueError("multiplicative_persistence() only accepts integral values"       )
	if num < 0:
		raise ValueError("multiplicative_persistence() does not accept negative values"       )

	snake_case__			:				Optional[Any]       =  0
	snake_case__			:				str       =  str(_snake_case       )

	while len(_snake_case       ) != 1:
		snake_case__			:				Dict       =  [int(_snake_case       ) for i in num_string]

		snake_case__			:				int       =  1
		for i in range(0					,  len(_snake_case       )       ):
			total *= numbers[i]

		snake_case__			:				Tuple       =  str(_snake_case       )

		steps += 1
	return steps







def 					SCREAMING_SNAKE_CASE    (			snake_case_ :							int       ):


	if not isinstance(_snake_case					,  _snake_case       ):
		raise ValueError("additive_persistence() only accepts integral values"       )
	if num < 0:
		raise ValueError("additive_persistence() does not accept negative values"       )

	snake_case__			:				List[Any]       =  0
	snake_case__			:				int       =  str(_snake_case       )

	while len(_snake_case       ) != 1:
		snake_case__			:				Union[str, Any]       =  [int(_snake_case       ) for i in num_string]

		snake_case__			:				Optional[int]       =  0
		for i in range(0					,  len(_snake_case       )       ):
			total += numbers[i]

		snake_case__			:				List[str]       =  str(_snake_case       )

		steps += 1
	return steps


if __name__ == "__main__":
	import doctest

	doctest.testmod()











import sys

__lowerCamelCase :      List[str]										=				(
    """73167176531330624919225119674426574742355349194934"""
    """96983520312774506326239578318016984801869478851843"""
    """85861560789112949495459501737958331952853208805511"""
    """12540698747158523863050715693290963295227443043557"""
    """66896648950445244523161731856403098711121722383113"""
    """62229893423380308135336276614282806444486645238749"""
    """30358907296290491560440772390713810515859307960866"""
    """70172427121883998797908792274921901699720888093776"""
    """65727333001053367881220235421809751254540594752243"""
    """52584907711670556013604839586446706324415722155397"""
    """53697817977846174064955149290862569321978468622482"""
    """83972241375657056057490261407972968652414535100474"""
    """82166370484403199890008895243450658541227588666881"""
    """16427171479924442928230863465674813919123162824586"""
    """17866458359124566529476545682848912883142607690042"""
    """24219022671055626321111109370544217506941658960408"""
    """07198403850962455444362981230987879927244284909188"""
    """84580156166097919133875499200524063689912560717606"""
    """05886116467109405077541002256983155200055935729725"""
    """71636269561882670428252483600823257530420752963450"""
)







def 					SCREAMING_SNAKE_CASE    (			snake_case_ :							str = N       ):
	snake_case__			:				Any       =  -sys.maxsize - 1
	for i in range(len(snake_case_       ) - 12       ):
		snake_case__			:				Tuple       =  1
		for j in range(13       ):
			product *= int(n[i + j]       )
		if product > largest_product:
			snake_case__			:				Dict       =  product
	return largest_product


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



