






def   lowerCamelCase__			(     lowercase				):

  """simple docstring"""






  SCREAMING_SNAKE_CASE       :      Optional[int]							=    (1 + 24 * n) ** 0.5
  return ((1 + root) / 6) % 1 == 0


def   lowerCamelCase__			(     lowercase = 5000				):

  """simple docstring"""






  SCREAMING_SNAKE_CASE       :      Any							=    [(i * (3 * i - 1)) // 2 for i in range(1						,     lowercase				)]
  for i, pentagonal_i in enumerate(lowercase				):
    for j in range(lowercase						,     len(lowercase				)				):
      SCREAMING_SNAKE_CASE       :      Any							=    pentagonal_nums[j]
      SCREAMING_SNAKE_CASE       :      Optional[int]							=    pentagonal_i + pentagonal_j
      SCREAMING_SNAKE_CASE       :      int							=    pentagonal_j - pentagonal_i
      if is_pentagonal(lowercase				) and is_pentagonal(lowercase				):
        return b

  return -1


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














def   lowerCamelCase__			(     lowercase						,     lowercase				):

  """simple docstring"""






  return numa ^ numa < 0


if __name__ == "__main__":
   import doctest

   doctest.testmod()






