"""simple docstring"""



import math
import random





def 	_lowerCamelCase			(			UpperCAmelCase__,UpperCAmelCase__ = False       )				->  float:


   '''simple docstring'''


   if deriv:
      return value * (1 - value)
   return 1 / (1 + math.exp(-value       ))


# Initial Value
__magic_name__     					=       0.02





def 	_lowerCamelCase			(			UpperCAmelCase__,UpperCAmelCase__       )				->  float:


   '''simple docstring'''


   a__  					=		float(2 * (random.randint(1,1_00       )) - 1       )

   for _ in range(__snake_case       ):
      # Forward propagation
      a__  					=		sigmoid_function(INITIAL_VALUE * weight       )
      # How much did we miss?
      a__  					=		(expected / 1_00) - layer_a
      # Error delta
      a__  					=		layer_1_error * sigmoid_function(__snake_case,__snake_case       )
      # Update weight
      weight += INITIAL_VALUE * layer_1_delta

   return layer_a * 1_00


if __name__ == "__main__":
     import doctest

     doctest.testmod()

     __magic_name__     					=       int(input("Expected value: "))
     __magic_name__     					=       int(input("Number of propagations: "))
     print(forward_propagation(expected, number_propagations))




"""simple docstring"""




from __future__ import annotations

from math import pow, sqrt


def     __magic_name__      ( __snake_case							:			float	,					__snake_case							:			float	,					__snake_case							:			float    )					->							dict[str, float]:
       if (resistance, reactance, impedance).count(0    ) != 1:
              raise ValueError("One and only one argument must be 0"    )
       if resistance == 0:
              return {"resistance": sqrt(pow(__snake_case	,					2    ) - pow(__snake_case	,					2    )    )}
       elif reactance == 0:
              return {"reactance": sqrt(pow(__snake_case	,					2    ) - pow(__snake_case	,					2    )    )}
       elif impedance == 0:
              return {"impedance": sqrt(pow(__snake_case	,					2    ) + pow(__snake_case	,					2    )    )}
       else:
              raise ValueError("Exactly one argument must be 0"    )


if __name__ == "__main__":
   import doctest

   doctest.testmod()


