



from collections.abc import Callable

class   snake_case__							:







						"""simple docstring"""




						def __init__(  self   ,  __lowercase = None    )   -> Any:
									"""simple docstring"""




									a__  :		str					=    []
									# Stores indexes of each item for supporting updates and deletion.
									a__  :		int					=    {}
									# Stores current size of heap.
									a__  :		List[Any]					=    0
									# Stores function used to evaluate the score of an item on which basis ordering
									# will be done.
									a__  :		int					=    key or (lambda __lowercase    : x)

						def 				SCREAMING_SNAKE_CASE__(  self   ,  __lowercase    )   -> int:
									"""simple docstring"""




									return int((i - 1) / 2    ) if i > 0 else None

						def 				SCREAMING_SNAKE_CASE__(  self   ,  __lowercase    )   -> Any:
									"""simple docstring"""




									a__  :		List[Any]					=    int(2 * i + 1    )
									return left if 0 < left < self.size else None

						def 				SCREAMING_SNAKE_CASE__(  self   ,  __lowercase    )   -> Optional[int]:
									"""simple docstring"""




									a__  :		Tuple					=    int(2 * i + 2    )
									return right if 0 < right < self.size else None

						def 				SCREAMING_SNAKE_CASE__(  self   ,  __lowercase   ,  __lowercase    )   -> List[str]:
									"""simple docstring"""




									a__			,		a__  :		int					=    (
									    self.pos_map[self.arr[j][0]],
									    self.pos_map[self.arr[i][0]],
									)
									# Then swap the items in the list.
									a__			,		a__  :		Union[str, Any]					=    self.arr[j], self.arr[i]

						def 				SCREAMING_SNAKE_CASE__(  self   ,  __lowercase   ,  __lowercase    )   -> Tuple:
									"""simple docstring"""




									return self.arr[i][1] < self.arr[j][1]

						def 				SCREAMING_SNAKE_CASE__(  self   ,  __lowercase    )   -> int:
									"""simple docstring"""




									a__  :		Optional[Any]					=    self._left(_A    )
									a__  :		List[Any]					=    self._right(_A    )
									a__  :		int					=    i

									if left is not None and not self._cmp(_A   ,  _A    ):
												a__  :		Optional[Any]					=    left
									if right is not None and not self._cmp(_A   ,  _A    ):
												a__  :		Union[str, Any]					=    right

									return valid_parent

						def 				SCREAMING_SNAKE_CASE__(  self   ,  __lowercase    )   -> List[Any]:
									"""simple docstring"""




									a__  :		str					=    self._parent(_A    )
									while parent is not None and not self._cmp(_A   ,  _A    ):
												self._swap(_A   ,  _A    )
												a__			,		a__  :		List[str]					=    parent, self._parent(_A    )

						def 				SCREAMING_SNAKE_CASE__(  self   ,  __lowercase    )   -> Any:
									"""simple docstring"""




									a__  :		Union[str, Any]					=    self._get_valid_parent(_A    )
									while valid_parent != index:
												self._swap(_A   ,  _A    )
												a__			,		a__  :		str					=    valid_parent, self._get_valid_parent(_A    )

						def 				SCREAMING_SNAKE_CASE__(  self   ,  __lowercase   ,  __lowercase    )   -> Optional[Any]:
									"""simple docstring"""




									if item not in self.pos_map:
												return
									a__  :		Union[str, Any]					=    self.pos_map[item]
									a__  :		List[Any]					=    [item, self.key(_A    )]
									# Make sure heap is right in both up and down direction.
									# Ideally only one of them will make any change.
									self._heapify_up(_A    )
									self._heapify_down(_A    )

						def 				SCREAMING_SNAKE_CASE__(  self   ,  __lowercase    )   -> List[str]:
									"""simple docstring"""




									if item not in self.pos_map:
												return
									a__  :		Any					=    self.pos_map[item]
									del self.pos_map[item]
									a__  :		Any					=    self.arr[self.size - 1]
									a__  :		Optional[int]					=    index
									self.size -= 1
									# Make sure heap is right in both up and down direction. Ideally only one
									# of them will make any change- so no performance loss in calling both.
									if self.size > index:
												self._heapify_up(_A    )
												self._heapify_down(_A    )

						def 				SCREAMING_SNAKE_CASE__(  self   ,  __lowercase   ,  __lowercase    )   -> Optional[Any]:
									"""simple docstring"""




									a__  :		str					=    len(self.arr    )
									if arr_len == self.size:
												self.arr.append([item, self.key(_A    )]    )
									else:
												a__  :		int					=    [item, self.key(_A    )]
									a__  :		int					=    self.size
									self.size += 1
									self._heapify_up(self.size - 1    )

						def 				SCREAMING_SNAKE_CASE__(  self    )   -> Tuple:
									"""simple docstring"""




									return self.arr[0] if self.size else None

						def 				SCREAMING_SNAKE_CASE__(  self    )   -> Optional[Any]:
									"""simple docstring"""




									a__  :		Tuple					=    self.get_top()
									if top_item_tuple:
												self.delete_item(top_item_tuple[0]    )
									return top_item_tuple




def       lowerCAmelCase_	(    )				->			Any:







			"""simple docstring"""
			pass


if __name__ == "__main__":
		import doctest

		doctest.testmod()





from typing import List

from .keymap import KEYMAP, get_character
def 					_snake_case	(  __snake_case						):

					def decorator(__snake_case						):
										_UpperCamelCase			     =     getattr(__snake_case  ,     '''handle_key'''  ,     []						)
										handle += [key]
										setattr(__snake_case  ,     '''handle_key'''  ,     __snake_case						)
										return func

					return decorator
def 					_snake_case	(  *__snake_case						):

					def decorator(__snake_case						):
										_UpperCamelCase			     =     getattr(__snake_case  ,     '''handle_key'''  ,     []						)
										handle += keys
										setattr(__snake_case  ,     '''handle_key'''  ,     __snake_case						)
										return func

					return decorator
class     lowerCAmelCase_     (       __lowercase ):







							def __new__(   cls      :     Optional[Any] ,			_A      :     Optional[Any] ,			_A      :     Optional[int] ,			_A      :     Union[str, Any]		):
												_UpperCamelCase			     =     super().__new__(cls ,			_A ,			_A ,			_A		)
												if not hasattr(_A ,			'''key_handler'''		):
																	setattr(_A ,			'''key_handler''' ,			{}		)
												setattr(_A ,			'''handle_input''' ,			KeyHandler.handle_input		)

												for value in attrs.values():
																	_UpperCamelCase			     =     getattr(_A ,			'''handle_key''' ,			[]		)
																	for key in handled_keys:
																						_UpperCamelCase			     =     value
												return new_cls







							@staticmethod
							def  UpperCamelCase_						(   cls      :     str		):
												_UpperCamelCase			     =     get_character()
												if char != KEYMAP["undefined"]:
																	_UpperCamelCase			     =     ord(_A		)
												_UpperCamelCase			     =     cls.key_handler.get(_A		)
												if handler:
																	_UpperCamelCase			     =     char
																	return handler(cls		)
												else:
																	return None




def 					_snake_case	(  cls						):
					return KeyHandler(cls.__name__  ,     cls.__bases__  ,     cls.__dict__.copy()						)
