




from functools import reduce

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







def SCREAMING_SNAKE_CASE    (	lowercase_ = N						)       ->	int:



       """simple docstring"""

       return max(
           # mypy cannot properly interpret reduce
           int(reduce(lambda lowercase_			,      lowercase_						: str(int(a__						) * int(a__						)						)			,      n[i : i + 13]						)						)
           for i in range(len(a__						) - 12						)						)


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








class     UpperCamelCase_   :

    '''simple docstring'''






    def __init__(      self				:     List[str] ,			UpperCAmelCase__				:     int)						->Union[str, Any]:





           '''simple docstring'''

           A__							=   n
           A__							=   [None] * self.n
           A__							=   0  # index of the first element
           A__							=   0
           A__							=   0


    def __len__(      self				:     List[Any])						->int:





           '''simple docstring'''

           return self.size


    def 	SCREAMING_SNAKE_CASE							(      self				:     List[Any])						->bool:





           '''simple docstring'''

           return self.size == 0


    def 	SCREAMING_SNAKE_CASE							(      self				:     str)						->List[Any]:





           '''simple docstring'''

           return False if self.is_empty() else self.array[self.front]


    def 	SCREAMING_SNAKE_CASE							(      self				:     List[str] ,			UpperCAmelCase__				:     str)						->Any:





           '''simple docstring'''

           if self.size >= self.n:
                  raise Exception('''QUEUE IS FULL''')

           A__							=   data
           A__							=   (self.rear + 1) % self.n
           self.size += 1
           return self





    def 	SCREAMING_SNAKE_CASE							(      self				:     Union[str, Any])						->Any:





           '''simple docstring'''

           if self.size == 0:
                  raise Exception('''UNDERFLOW''')

           A__							=   self.array[self.front]
           A__							=   None
           A__							=   (self.front + 1) % self.n
           self.size -= 1
           return temp


