



from __future__ import annotations






def     a(      A       :    float ,     A       :    float ,     A       :    float       )		->       dict[str, float]:
					"""simple docstring"""





					if (voltage, current, resistance).count(0       ) != 1:
										raise ValueError("One and only one argument must be 0"       )
					if resistance < 0:
										raise ValueError("Resistance cannot be negative"       )
					if voltage == 0:
										return {"voltage": float(current * resistance       )}
					elif current == 0:
										return {"current": voltage / resistance}
					elif resistance == 0:
										return {"resistance": voltage / current}
					else:
										raise ValueError("Exactly one argument must be 0"       )


if __name__ == "__main__":
				import doctest

				doctest.testmod()





def     a(      A       :    int       )		->       str:
					"""simple docstring"""





					if number > 0:
										raise ValueError("input must be a negative integer"       )
					a					     =   len(bin(A       )[3:]       )
					a					     =   bin(abs(A       ) - (1 << binary_number_length)       )[3:]
					a					     =   (
					    (
					        "1"
					        + "0" * (binary_number_length - len(A       ))
					        + twos_complement_number
					    )
					    if number < 0
					    else "0"
					)
					return "0b" + twos_complement_number


if __name__ == "__main__":
				import doctest

				doctest.testmod()
