
def        A__					(						lowerCamelCase     ,    lowerCamelCase     ,    lowerCamelCase = 0     ,    lowerCamelCase = 0						)  ->	int:
				UpperCamelCase_:							List[str]	=						right or len(lowerCamelCase						) - 1
				if left > right:
								return -1
				elif list_data[left] == key:
								return left
				elif list_data[right] == key:
								return right
				else:
								return search(lowerCamelCase     ,    lowerCamelCase     ,    left + 1     ,    right - 1						)


if __name__ == "__main__":
							import doctest

							doctest.testmod()








def        A__					(						lowerCamelCase     ,    lowerCamelCase						)  ->	int:
				while second != 0:
								UpperCamelCase_:							Optional[Any]	=						first & second
								first ^= second
								UpperCamelCase_:							Any	=						c << 1
				return first


if __name__ == "__main__":
							import doctest

							doctest.testmod()

							lowerCamelCase_						: List[Any]         =  int(input("""Enter the first number: """).strip())
							lowerCamelCase_						: Tuple         =  int(input("""Enter the second number: """).strip())
							print(F"""{add(first, second) = }""")






