
"""simple docstring"""




class 						a__		:  # Public class to implement a graph
   def __init__(     self      ,       _a      ,       _a      ,       _a							):
          lowercase       :							List[str]									=				row
          lowercase       :							int									=				col
          lowercase       :							Optional[Any]									=				graph
   def      __magic_name__     (     self      ,       _a      ,       _a      ,       _a							):
          return (
              0 <= i < self.ROW
              and 0 <= j < self.COL
              and not visited[i][j]
              and self.graph[i][j]
          )
   def      __magic_name__     (     self      ,       _a      ,       _a      ,       _a							):
          # Checking all 8 elements surrounding nth element
          lowercase       :							int									=				[-1, -1, -1, 0, 0, 1, 1, 1]  # Coordinate order
          lowercase       :							Optional[int]									=				[-1, 0, 1, -1, 1, -1, 0, 1]
          lowercase       :							Tuple									=				True  # Make those cells visited
          for k in range(8							):
                 if self.is_safe(i + row_nbr[k]      ,       j + col_nbr[k]      ,       _a							):
                        self.diffs(i + row_nbr[k]      ,       j + col_nbr[k]      ,       _a							)

   def      __magic_name__     (     self							):  # And finally, count all islands.
          lowercase       :							List[Any]									=				[[False for j in range(self.COL							)] for i in range(self.ROW							)]
          lowercase       :							Optional[Any]									=				0
          for i in range(self.ROW							):
                 for j in range(self.COL							):
                        if visited[i][j] is False and self.graph[i][j] == 1:
                               self.diffs(_a      ,       _a      ,       _a							)
                               count += 1
          return count




"""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()


