


def     __lowerCAmelCase						(							snake_case	:    str )       ->							int:
   assert column_title.isupper()
   __lowerCamelCase:				int     =	0
   __lowerCamelCase:				Optional[int]     =	len(snake_case ) - 1
   __lowerCamelCase:				Dict     =	0

   while index >= 0:
      __lowerCamelCase:				str     =	(ord(column_title[index] ) - 64) * pow(26						,      snake_case )
      answer += value
      power += 1
      index -= 1

   return answer


if __name__ == "__main__":
   from doctest import testmod

   testmod()






def     __lowerCAmelCase						(							snake_case	:    int = 100 )       ->							int:
   __lowerCamelCase:				List[Any]     =	0
   __lowerCamelCase:				int     =	0
   for i in range(1						,      n + 1 ):
      sum_of_squares += i**2
      sum_of_ints += i
   return sum_of_ints**2 - sum_of_squares


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


