






'''simple docstring'''







from multiprocessing import Lock, Pipe, Process

# lock used to ensure that two processes do not access a pipe at the same time
__lowerCAmelCase									=   Lock()





def 		_UpperCAmelCase (				__A				: Optional[int]    ,		__A				: Any    ,		__A				: Union[str, Any]    ,		__A				: Any    ,		__A				: Optional[Any]    ,		__A				: List[Any]    ,		__A				: List[str]   ):
				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(__A   )
												process_lock.release()

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

												# take the lower value since you are on the left
												a_		:	Any									=   min(__A    ,		__A   )
								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(__A   )
												process_lock.release()

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

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





def 		_UpperCAmelCase (				__A				: Any   ):
				a_		:	Union[str, Any]									=   []
				a_		:	List[str]									=   []
				# 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
				a_		:	Tuple									=   Pipe()
				a_		:	List[str]									=   Pipe()
				process_array_.append(
				    Process(
				        target=__A    ,		args=(0, arr[0], None, temp_rs, None, temp_rr, result_pipe[0])    ,		)   )
				a_		:	List[Any]									=   temp_rs
				a_		:	List[Any]									=   temp_rr

				for i in range(1    ,		len(__A   ) - 1   ):
								a_		:	Union[str, Any]									=   Pipe()
								a_		:	Optional[Any]									=   Pipe()
								process_array_.append(
								    Process(
								        target=__A    ,		args=(i, arr[i], temp_ls, temp_rs, temp_lr, temp_rr, result_pipe[i])    ,		)   )
								a_		:	List[Any]									=   temp_rs
								a_		:	Optional[Any]									=   temp_rr

				process_array_.append(
				    Process(
				        target=__A    ,		args=(
				            len(__A   ) - 1,
				            arr[len(__A   ) - 1],
				            temp_ls,
				            None,
				            temp_lr,
				            None,
				            result_pipe[len(__A   ) - 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(__A   )   ):
								a_		:	Optional[Any]									=   result_pipe[p][0].recv()
								process_array_[p].join()
				return arr





def 		_UpperCAmelCase (				):
				a_		:	List[str]									=   list(range(10    ,		0    ,		-1   )   )
				print('''Initial List'''   )
				print(*__A   )
				a_		:	Any									=   odd_even_transposition(__A   )
				print('''Sorted List\n'''   )
				print(*__A   )


if __name__ == "__main__":
		main()












'''simple docstring'''







def 		_UpperCAmelCase (				__A				: int   ):
				a_		:	Optional[Any]									=   []
				a_		:	Optional[Any]									=   []
				a_		:	List[str]									=   {
				    '''^''': 3,
				    '''*''': 2,
				    '''/''': 2,
				    '''%''': 2,
				    '''+''': 1,
				    '''-''': 1,
				}  # Priority of each operator
				a_		:	int									=   len(__A   ) if (len(__A   ) > 7) else 7

				# Print table header for output
				print(
				    '''Symbol'''.center(8   )    ,		'''Stack'''.center(__A   )    ,		'''Postfix'''.center(__A   )    ,		sep=''' | '''    ,		)
				print('''-''' * (print_width * 3 + 7)   )

				for x in infix:
								if x.isalpha() or x.isdigit():
												post_fix.append(__A   )  # if x is Alphabet / Digit, add it to Postfix
								elif x == "(":
												stack.append(__A   )  # if x is "(" push to Stack
								elif x == ")":  # if x is ")" pop stack until "(" is encountered
												while stack[-1] != "(":
																post_fix.append(stack.pop()   )  # Pop stack & add the content to Postfix
												stack.pop()
								else:
												if len(__A   ) == 0:
																stack.append(__A   )  # If stack is empty, push x to stack
												else:  # while priority of x is not > priority of element in the stack
																while len(__A   ) > 0 and priority[x] <= priority[stack[-1]]:
																				post_fix.append(stack.pop()   )  # pop stack & add to Postfix
																stack.append(__A   )  # push x to stack

								print(
								    x.center(8   )    ,		(''''''.join(__A   )).ljust(__A   )    ,		(''''''.join(__A   )).ljust(__A   )    ,		sep=''' | '''    ,		)  # Output in tabular format

				while len(__A   ) > 0:  # while stack is not empty
								post_fix.append(stack.pop()   )  # pop stack & add to Postfix
								print(
								    ''' '''.center(8   )    ,		(''''''.join(__A   )).ljust(__A   )    ,		(''''''.join(__A   )).ljust(__A   )    ,		sep=''' | '''    ,		)  # Output in tabular format

				return "".join(__A   )  # return Postfix as str





def 		_UpperCAmelCase (				__A				: Tuple   ):
				a_		:	Union[str, Any]									=   list(infix[::-1]   )  # reverse the infix equation

				for i in range(len(__A   )   ):
								if infix[i] == "(":
												a_		:	List[str]									=   ''')'''  # change "(" to ")"
								elif infix[i] == ")":
												a_		:	str									=   '''('''  # change ")" to "("

				return (infix_2_postfix(''''''.join(__A   )   ))[
				    ::-1
				]  # call infix_2_postfix on Infix, return reverse of Postfix


if __name__ == "__main__":
		__lowerCAmelCase									=   input('\nEnter an Infix Equation = ')  # Input an Infix equation
		__lowerCAmelCase									=   ''.join(Infix.split())  # Remove spaces from the input
		print('\n\t', Infix, '(Infix) -> ', infix_2_prefix(Infix), '(Prefix)')




