






'''simple docstring'''




def 					__lowercase						(			__lowercase = 100       )       ->						int:

      '''simple docstring'''


      _A			     =	n * (n + 1) * (2 * n + 1) / 6
      _A			     =	(n * (n + 1) / 2) ** 2
      return int(square_of_sum - sum_of_squares       )


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











import baseaa







def 			lowerCamelCase_		(       UpperCamelCase__				:      str      )     ->       bytes:





				"""simple docstring"""


				return baseaa.aaaencode(string.encode('utf-8'      )      )







def 			lowerCamelCase_		(       UpperCamelCase__				:      bytes      )     ->       str:





				"""simple docstring"""


				return baseaa.aaadecode(UpperCamelCase__      ).decode('utf-8'      )


if __name__ == "__main__":
					import doctest

					doctest.testmod()


