



"""simple docstring"""






def        snake_case_  (      A_					:		Tuple,				A_					:		Tuple,				A_					:		Any,				A_					:		Optional[Any]						):


       '''simple docstring'''





       _lowerCamelCase						:				int    			= [False] * len(A_						)
       _lowerCamelCase						:				Union[str, Any]    			= []
       queue.append(A_						)
       _lowerCamelCase						:				str    			= True

       while queue:
              _lowerCamelCase						:				List[Any]    			= queue.pop(0						)
              for ind in range(len(graph[u]						)						):
                     if visited[ind] is False and graph[u][ind] > 0:
                            queue.append(A_						)
                            _lowerCamelCase						:				int    			= True
                            _lowerCamelCase						:				Union[str, Any]    			= u

       return visited[t]






def        snake_case_  (      A_					:		Union[str, Any],				A_					:		str,				A_					:		int						):


       '''simple docstring'''





       _lowerCamelCase						:				Optional[Any]    			= [-1] * (len(A_						))
       _lowerCamelCase						:				Optional[Any]    			= 0
       while bfs(A_,				A_,				A_,				A_						):
              _lowerCamelCase						:				Optional[Any]    			= float('''Inf'''						)
              _lowerCamelCase						:				Union[str, Any]    			= sink

              while s != source:
                     # Find the minimum value in select path
                     _lowerCamelCase						:				Union[str, Any]    			= min(A_,				graph[parent[s]][s]						)
                     _lowerCamelCase						:				List[str]    			= parent[s]

              max_flow += path_flow
              _lowerCamelCase						:				List[str]    			= sink

              while v != source:
                     _lowerCamelCase						:				Union[str, Any]    			= parent[v]
                     graph[u][v] -= path_flow
                     graph[v][u] += path_flow
                     _lowerCamelCase						:				Optional[Any]    			= parent[v]
       return max_flow


lowerCAmelCase__        =				[
    [0, 16, 13, 0, 0, 0],
    [0, 0, 10, 12, 0, 0],
    [0, 4, 0, 0, 14, 0],
    [0, 0, 9, 0, 0, 20],
    [0, 0, 0, 7, 0, 4],
    [0, 0, 0, 0, 0, 0],
]

lowerCAmelCase__    ,  lowerCAmelCase__        =				0, 5







print(ford_fulkerson(graph, source, sink))








"""simple docstring"""


from __future__ import annotations


def 					UpperCAmelCase__       (snake_case__							:					list[float]    ):
  """simple docstring"""

  _snake_case							:		int								=  0.00
  _snake_case							:		int								=  0
  for resistor in resistors:
    if resistor <= 0:
      _snake_case							:		Dict								=  F"Resistor at index {index} has a negative or zero value!"
      raise ValueError(snake_case__    )
    first_sum += 1 / float(snake_case__    )
    index += 1
  return 1 / first_sum


def 					UpperCAmelCase__       (snake_case__							:					list[float]    ):
  """simple docstring"""

  _snake_case							:		Union[str, Any]								=  0.00
  _snake_case							:		Any								=  0
  for resistor in resistors:
    sum_r += resistor
    if resistor < 0:
      _snake_case							:		Any								=  F"Resistor at index {index} has a negative value!"
      raise ValueError(snake_case__    )
    index += 1
  return sum_r


if __name__ == "__main__":
     import doctest

     doctest.testmod()


