




def 						SCREAMING_SNAKE_CASE__ (   lowercase					)  ->       list:

   if len(lowercase					) <= 1:
      return [tuple(lowercase					)]

   snake_case				:    Dict           =	[]

   def generate(lowercase						,lowercase					):
      snake_case				:    int           =	[0] * n
      res.append(tuple(lowercase					)					)

      snake_case				:    List[Any]           =	0
      while i < n:
         if c[i] < i:
            if i % 2 == 0:
               snake_case				:    Any           =	arr[i], arr[0]
            else:
               snake_case				:    Optional[Any]           =	arr[i], arr[c[i]]
            res.append(tuple(lowercase					)					)
            c[i] += 1
            snake_case				:    Any           =	0
         else:
            snake_case				:    str           =	0
            i += 1

   generate(len(lowercase					)						,lowercase					)
   return res


if __name__ == "__main__":
       lowerCamelCase	:	List[Any]				=   input('Enter numbers separated by a comma:\n').strip()
       lowerCamelCase	:	Union[str, Any]				=   [int(item) for item in user_input.split(',')]
       print(heaps(arr))







def 						SCREAMING_SNAKE_CASE__ (   )  ->       Dict:
   snake_case				:    Optional[int]           =	[]
   snake_case				:    Tuple           =	1

   while len(lowercase					) < 1E6:
      constant.append(str(lowercase					)					)
      i += 1

   snake_case				:    int           =	"""""".join(lowercase					)

   return (
       int(constant[0]					)
       * int(constant[9]					)
       * int(constant[99]					)
       * int(constant[999]					)
       * int(constant[9999]					)
       * int(constant[99999]					)
       * int(constant[999999]					)
   )


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





