





'''simple docstring'''


def 							UpperCAmelCase_  (						):
   lowercase_      :Optional[int]         =			[]
   lowercase_      :Any         =			1

   while len(__lowerCamelCase			) < 1e6:
      constant.append(str(__lowerCamelCase			)			)
      i += 1

   lowercase_      :Optional[Any]         =			"".join(__lowerCamelCase			)

   return (
       int(constant[0]			)
       * int(constant[9]			)
       * int(constant[99]			)
       * int(constant[9_99]			)
       * int(constant[99_99]			)
       * int(constant[9_99_99]			)
       * int(constant[99_99_99]			)
   )


if __name__ == "__main__":
 print(solution())









'''simple docstring'''


from abc import ABC, abstractmethod
from argparse import ArgumentParser
class 				a_       (    _lowerCAmelCase							):





     @staticmethod
     @abstractmethod
     def 							lowercase__				(			lowercase		: ArgumentParser						):





        """simple docstring"""




        raise NotImplementedError()







     @abstractmethod
     def 							lowercase__				(			self		: str						):





        """simple docstring"""




        raise NotImplementedError()


