




from multiprocessing import Lock, Pipe, Process

# lock used to ensure that two processes do not access a pipe at the same time
SCREAMING_SNAKE_CASE:     List[str]									= Lock()


def 					_a							(					lowerCAmelCase    ,						lowerCAmelCase    ,						lowerCAmelCase    ,						lowerCAmelCase    ,						lowerCAmelCase    ,						lowerCAmelCase    ,						lowerCAmelCase )->	Tuple:
		global process_lock

		# we perform n swaps since after n swaps we know we are sorted
		# we *could* stop early if we are sorted already, but it takes as long to
		# find out we are sorted as it does to sort the list with this algorithm
		for i in range(0    ,						10 ):
				if (i + position) % 2 == 0 and r_send is not None:
						# send your value to your right neighbor
						process_lock.acquire()
						r_send[1].send(lowerCAmelCase )
						process_lock.release()

						# receive your right neighbor's value
						process_lock.acquire()
						SCREAMING_SNAKE_CASE_					      =							rr_cv[0].recv()
						process_lock.release()

						# take the lower value since you are on the left
						SCREAMING_SNAKE_CASE_					      =							min(lowerCAmelCase    ,						lowerCAmelCase )
				elif (i + position) % 2 != 0 and l_send is not None:
						# send your value to your left neighbor
						process_lock.acquire()
						l_send[1].send(lowerCAmelCase )
						process_lock.release()

						# receive your left neighbor's value
						process_lock.acquire()
						SCREAMING_SNAKE_CASE_					      =							lr_cv[0].recv()
						process_lock.release()

						# take the higher value since you are on the right
						SCREAMING_SNAKE_CASE_					      =							max(lowerCAmelCase    ,						lowerCAmelCase )
				# after all swaps are performed, send the values back to main
		result_pipe[1].send(lowerCAmelCase )


def 					_a							(					lowerCAmelCase )->	List[Any]:
		SCREAMING_SNAKE_CASE_					      =							[]
		SCREAMING_SNAKE_CASE_					      =							[]
		# initialize the list of pipes where the values will be retrieved
		for _ in arr:
				result_pipe.append(Pipe() )
		# creates the processes
		# the first and last process only have one neighbor so they are made outside
		# of the loop
		SCREAMING_SNAKE_CASE_					      =							Pipe()
		SCREAMING_SNAKE_CASE_					      =							Pipe()
		process_array_.append(
		    Process(
		        target=lowerCAmelCase    ,						args=(0, arr[0], None, temp_rs, None, temp_rr, result_pipe[0])    ,						) )
		SCREAMING_SNAKE_CASE_					      =							temp_rs
		SCREAMING_SNAKE_CASE_					      =							temp_rr

		for i in range(1    ,						len(lowerCAmelCase ) - 1 ):
				SCREAMING_SNAKE_CASE_					      =							Pipe()
				SCREAMING_SNAKE_CASE_					      =							Pipe()
				process_array_.append(
				    Process(
				        target=lowerCAmelCase    ,						args=(i, arr[i], temp_ls, temp_rs, temp_lr, temp_rr, result_pipe[i])    ,						) )
				SCREAMING_SNAKE_CASE_					      =							temp_rs
				SCREAMING_SNAKE_CASE_					      =							temp_rr

		process_array_.append(
		    Process(
		        target=lowerCAmelCase    ,						args=(
		            len(lowerCAmelCase ) - 1,
		            arr[len(lowerCAmelCase ) - 1],
		            temp_ls,
		            None,
		            temp_lr,
		            None,
		            result_pipe[len(lowerCAmelCase ) - 1],
		        )    ,						) )

		# start the processes
		for p in process_array_:
				p.start()

		# wait for the processes to end and write their values to the list
		for p in range(0    ,						len(lowerCAmelCase ) ):
				SCREAMING_SNAKE_CASE_					      =							result_pipe[p][0].recv()
				process_array_[p].join()
		return arr


def 					_a							(					)->	Optional[int]:
		SCREAMING_SNAKE_CASE_					      =							list(range(10    ,						0    ,						-1 ) )
		print('Initial List' )
		print(*lowerCAmelCase )
		SCREAMING_SNAKE_CASE_					      =							odd_even_transposition(lowerCAmelCase )
		print('Sorted List\n' )
		print(*lowerCAmelCase )


if __name__ == "__main__":
						main()


'''simple docstring'''




def    lowerCamelCase__		(    SCREAMING_SNAKE_CASE   : List[Any]							, SCREAMING_SNAKE_CASE   : Union[str, Any]    ):
  # "extended trapezoidal rule"
  # int(f) = dx/2 * (f1 + 2f2 + ... + fn)
  UpperCAmelCase    				=						(boundary[1] - boundary[0]) / steps
  UpperCAmelCase    				=						boundary[0]
  UpperCAmelCase    				=						boundary[1]
  UpperCAmelCase    				=						make_points(SCREAMING_SNAKE_CASE							, SCREAMING_SNAKE_CASE							, SCREAMING_SNAKE_CASE    )
  UpperCAmelCase    				=						0.0
  y += (h / 2.0) * f(SCREAMING_SNAKE_CASE    )
  for i in x_i:
    # print(i)
    y += h * f(SCREAMING_SNAKE_CASE    )
  y += (h / 2.0) * f(SCREAMING_SNAKE_CASE    )
  return y


def    lowerCamelCase__		(    SCREAMING_SNAKE_CASE   : Tuple							, SCREAMING_SNAKE_CASE   : Dict							, SCREAMING_SNAKE_CASE   : Tuple    ):
  UpperCAmelCase    				=						a + h
  while x < (b - h):
    yield x
    UpperCAmelCase    				=						x + h


def    lowerCamelCase__		(    SCREAMING_SNAKE_CASE   : Optional[Any]    ):  # enter your function here
  UpperCAmelCase    				=						(x - 0) * (x - 0)
  return y


def    lowerCamelCase__		(    ):
  UpperCAmelCase    				=						0.0  # Lower bound of integration
  UpperCAmelCase    				=						1.0  # Upper bound of integration
  UpperCAmelCase    				=						10.0  # define number of steps or resolution
  UpperCAmelCase    				=						[a, b]  # define boundary of integration
  UpperCAmelCase    				=						method_a(SCREAMING_SNAKE_CASE							, SCREAMING_SNAKE_CASE    )
  print(f'''y = {y}'''    )


if __name__ == "__main__":
  main()


