


import decimal




def 							UpperCamelCase_  (				)->      int:




						'''simple docstring'''
						__magic_name__ 		=			0
						__magic_name__ 		=			decimal.Context(prec=1_05     )
						for i in range(2	,			1_00     ):
												__magic_name__ 		=			decimal.Decimal(__snake_case     )
												__magic_name__ 		=			number.sqrt(__snake_case     )
												if len(str(__snake_case     )     ) > 1:
																		answer += int(str(__snake_case     )[0]     )
																		__magic_name__ 		=			str(__snake_case     )[2:1_01]
																		answer += sum(int(__snake_case     ) for x in sqrt_number_str     )
						return answer


if __name__ == "__main__":
					import doctest

					doctest.testmod()
					print(f'''{solution() = }''')





def 							UpperCamelCase_  (				__snake_case			:						int     )->      bool:




						'''simple docstring'''
						if not isinstance(__snake_case	,			__snake_case     ):
												__magic_name__ 		=			F'''Input value of [number={number}] must be an integer'''
												raise TypeError(__snake_case     )
						if number < 0 or number % 2 == 1:
												return False
						__magic_name__ 		=			int(number**0.5     )
						return number == number_sqrt * (number_sqrt + 1)


if __name__ == "__main__":
					import doctest

					doctest.testmod()

