
from __future__ import annotations

from math import pow, sqrt

def a__       (			A_,	A_,	A_   ):






  '''simple docstring'''





  if (resistance, reactance, impedance).count(0   ) != 1:
    raise ValueError("""One and only one argument must be 0"""   )
  if resistance == 0:
    return {"resistance": sqrt(pow(A__,	2   ) - pow(A__,	2   )   )}
  elif reactance == 0:
    return {"reactance": sqrt(pow(A__,	2   ) - pow(A__,	2   )   )}
  elif impedance == 0:
    return {"impedance": sqrt(pow(A__,	2   ) + pow(A__,	2   )   )}
  else:
    raise ValueError("""Exactly one argument must be 0"""   )


if __name__ == "__main__":
    import doctest

    doctest.testmod()




from __future__ import annotations





def 	__a     (      A__			:  list[int | str]       ):
    create_state_space_tree(A__			,  []			,  0			,  [0 for i in range(len(A__       )       )]       )





def 	__a     (      A__			:  list[int | str]			,  A__			:  list[int | str]			,  A__			:  int			,  A__			:  list[int]			,  ):

    if index == len(A__       ):
        print(A__       )
        return

    for i in range(len(A__       )       ):
        if not index_used[i]:
            current_sequence.append(sequence[i]       )
            SCREAMING_SNAKE_CASE										=   True
            create_state_space_tree(A__			,  A__			,  index + 1			,  A__       )
            current_sequence.pop()
            SCREAMING_SNAKE_CASE										=   False
__A			:					list[int | str]						=			[3, 1, 2, 4]
generate_all_permutations(sequence)

__A			:					list[int | str]						=			["A", "B", "C"]





generate_all_permutations(sequence_a)