


"""simple docstring"""
from __future__ import annotations







def     _a					(   _SCREAMING_SNAKE_CASE					,			_SCREAMING_SNAKE_CASE					)     ->					list[int]:
							assert len(_SCREAMING_SNAKE_CASE					) == len(_SCREAMING_SNAKE_CASE					)

							snake_case_     							=		len(_SCREAMING_SNAKE_CASE					)
							snake_case_     							=		list(range(_SCREAMING_SNAKE_CASE					)					)
							snake_case_     							=		[-1] * n  # who the donor has donated to
							snake_case_     							=		[-1] * n  # who the recipient has received from
							snake_case_     							=		[0] * n

							while unmatched_donors:
														snake_case_     							=		unmatched_donors[0]
														snake_case_     							=		donor_pref[donor]
														snake_case_     							=		donor_preference[num_donations[donor]]
														num_donations[donor] += 1
														snake_case_     							=		recipient_pref[recipient]
														snake_case_     							=		rec_record[recipient]

														if prev_donor != -1:
																					if rec_preference.index(_SCREAMING_SNAKE_CASE					) > rec_preference.index(_SCREAMING_SNAKE_CASE					):
																												snake_case_     							=		donor
																												snake_case_     							=		recipient
																												unmatched_donors.append(_SCREAMING_SNAKE_CASE					)
																												unmatched_donors.remove(_SCREAMING_SNAKE_CASE					)
														else:
																					snake_case_     							=		donor
																					snake_case_     							=		recipient
																					unmatched_donors.remove(_SCREAMING_SNAKE_CASE					)
							return donor_record







"""simple docstring"""
from typing import Any





class   __A  :





							'''simple docstring'''

							def __init__(					self				:   List[Any]							)       ->int:



														"""simple docstring"""



														snake_case_     							=		[]
														snake_case_     							=		0



							def __str__(					self				:   List[str]							)       ->Union[str, Any]:



														"""simple docstring"""



														snake_case_     							=		"""<""" + str(self.stack							)[1:-1] + """>"""
														return printed



							def 		lowerCAmelCase							(					self				:   List[Any]		,							UpperCAmelCase_				:   Any							)       ->None:



														"""simple docstring"""



														self.stack.append(UpperCAmelCase_							)
														snake_case_     							=		self.length + 1



							def 		lowerCAmelCase							(					self				:   List[str]							)       ->Any:



														"""simple docstring"""



														self.rotate(1							)
														snake_case_     							=		self.stack[self.length - 1]
														snake_case_     							=		self.stack[:-1]
														self.rotate(self.length - 1							)
														snake_case_     							=		self.length - 1
														return dequeued



							def 		lowerCAmelCase							(					self				:   List[str]		,							UpperCAmelCase_				:   int							)       ->None:



														"""simple docstring"""



														for _ in range(UpperCAmelCase_							):
																					snake_case_     							=		self.stack[0]
																					snake_case_     							=		self.stack[1:]
																					self.put(UpperCAmelCase_							)
																					snake_case_     							=		self.length - 1



							def 		lowerCAmelCase							(					self				:   Dict							)       ->Any:



														"""simple docstring"""



														snake_case_     							=		self.get()
														self.put(UpperCAmelCase_							)
														self.rotate(self.length - 1							)
														return front



							def 		lowerCAmelCase							(					self				:   Optional[Any]							)       ->int:



														"""simple docstring"""



														return self.length



