


'''simple docstring'''






import numpy as np






def 	_A				(lowerCAmelCase__  :Optional[Any]				,						lowerCAmelCase__  :Any				,						lowerCAmelCase__  :Union[str, Any]				,						lowerCAmelCase__  :Dict				,						lowerCAmelCase__  :Union[str, Any]		)   ->  int:




     '''simple docstring'''



     _a			      =							int(np.ceil((x_end - xa) / h		)		)
     _a			      =							np.zeros((n + 1,)		)
     _a			      =							ya
     _a			      =							xa

     for k in range(lowerCAmelCase__		):
          _a			      =							f(lowerCAmelCase__				,						y[k]		)
          _a			      =							f(x + 0.5 * h				,						y[k] + 0.5 * h * ka		)
          _a			      =							f(x + 0.5 * h				,						y[k] + 0.5 * h * ka		)
          _a			      =							f(x + h				,						y[k] + h * ka		)
          _a			      =							y[k] + (1 / 6) * h * (ka + 2 * ka + 2 * ka + ka)
          x += h

     return y


if __name__ == "__main__":
 import doctest

 doctest.testmod()





'''simple docstring'''






from functools import reduce

a_					:    Any          =    (
    "73167176531330624919225119674426574742355349194934"
    "96983520312774506326239578318016984801869478851843"
    "85861560789112949495459501737958331952853208805511"
    "12540698747158523863050715693290963295227443043557"
    "66896648950445244523161731856403098711121722383113"
    "62229893423380308135336276614282806444486645238749"
    "30358907296290491560440772390713810515859307960866"
    "70172427121883998797908792274921901699720888093776"
    "65727333001053367881220235421809751254540594752243"
    "52584907711670556013604839586446706324415722155397"
    "53697817977846174064955149290862569321978468622482"
    "83972241375657056057490261407972968652414535100474"
    "82166370484403199890008895243450658541227588666881"
    "16427171479924442928230863465674813919123162824586"
    "17866458359124566529476545682848912883142607690042"
    "24219022671055626321111109370544217506941658960408"
    "07198403850962455444362981230987879927244284909188"
    "84580156166097919133875499200524063689912560717606"
    "05886116467109405077541002256983155200055935729725"
    "71636269561882670428252483600823257530420752963450"
)






def 	_A				(lowerCAmelCase__  :str = N		)   ->  int:




     '''simple docstring'''



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


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

