





"""simple docstring"""




def       _SCREAMING_SNAKE_CASE		(	_lowercase						:    int = 50					) ->int:






	'''simple docstring'''






	a      :		Optional[Any]	=				[1] * (length + 1)

	for row_length in range(3    ,       length + 1					):
		for block_length in range(3    ,       row_length + 1					):
			for block_start in range(row_length - block_length					):
				ways_number[row_length] += ways_number[
				    row_length - block_start - block_length - 1
				]

			ways_number[row_length] += 1

	return ways_number[length]


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









"""simple docstring"""




from __future__ import annotations

from math import pi






def       _SCREAMING_SNAKE_CASE		(	_lowercase						:    float    ,       _lowercase						:    float    ,       _lowercase						:    float					) ->dict[str, float]:






	'''simple docstring'''






	if (inductance, frequency, reactance).count(0					) != 1:
		raise ValueError("One and only one argument must be 0"					)
	if inductance < 0:
		raise ValueError("Inductance cannot be negative"					)
	if frequency < 0:
		raise ValueError("Frequency cannot be negative"					)
	if reactance < 0:
		raise ValueError("Inductive reactance cannot be negative"					)
	if inductance == 0:
		return {"inductance": reactance / (2 * pi * frequency)}
	elif frequency == 0:
		return {"frequency": reactance / (2 * pi * inductance)}
	elif reactance == 0:
		return {"reactance": 2 * pi * frequency * inductance}
	else:
		raise ValueError("Exactly one argument must be 0"					)


if __name__ == "__main__":
		import doctest

		doctest.testmod()


