



'''simple docstring'''

from __future__ import annotations

from collections.abc import Iterator
from typing import Generic, TypeVar

__lowerCAmelCase									=   TypeVar('''T''')

class 	__magic_name__						(    Generic[T]   ):







							def __init__(							self					:       Union[str, Any]	,_UpperCAmelCase					:       T		):
									_a     :      str        =							data
									_a     :      Node[T] | None        =							None







							def __str__(							self					:       List[str]		):
									return F"""{self.data}"""

class 	__magic_name__						(    Generic[T]   ):







							def __init__(							self					:       Union[str, Any]		):
									_a     :      Node[T] | None        =							None







							def __iter__(							self					:       Dict		):
									_a     :      List[Any]        =							self.top
									while node:
											yield node.data
											_a     :      Union[str, Any]        =							node.next







							def __str__(							self					:       Dict		):
									return "->".join([str(_UpperCAmelCase		) for item in self]		)







							def __len__(							self					:       Optional[Any]		):
									return len(tuple(iter(self		)		)		)







							def 							__lowercase			(							self					:       List[Any]		):
									return self.top is None







							def 							__lowercase			(							self					:       Union[str, Any]	,_UpperCAmelCase					:       T		):
									_a     :      Union[str, Any]        =							Node(_UpperCAmelCase		)
									if not self.is_empty():
											_a     :      Any        =							self.top
									_a     :      List[Any]        =							node







							def 							__lowercase			(							self					:       Tuple		):
									if self.is_empty():
											raise IndexError('pop from empty stack'		)
									assert isinstance(self.top	,_UpperCAmelCase		)
									_a     :      Dict        =							self.top
									_a     :      str        =							self.top.next
									return pop_node.data







							def 							__lowercase			(							self					:       str		):
									if self.is_empty():
											raise IndexError('peek from empty stack'		)

									assert self.top is not None
									return self.top.data







							def 							__lowercase			(							self					:       List[Any]		):
									_a     :      Dict        =							None


if __name__ == "__main__":
							from doctest import testmod

							testmod()









"""simple docstring"""






class        __SCREAMING_SNAKE_CASE	:


					'''simple docstring'''





					def __init__(       self							:  Dict,  lowerCamelCase							:  list     )->					None:
								lowerCamelCase__		:		Tuple			=set_counts
								lowerCamelCase__		:		Dict			=max(lowerCamelCase     )
								lowerCamelCase__		:		Union[str, Any]			=len(lowerCamelCase     )
								lowerCamelCase__		:		List[str]			=[1] * num_sets
								lowerCamelCase__		:		str			=list(range(lowerCamelCase     )     )



					def 		snake_case       (       self							:  Tuple,  lowerCamelCase							:  int,  lowerCamelCase							:  int     )->					bool:
								lowerCamelCase__		:		List[Any]			=self.get_parent(lowerCamelCase     )
								lowerCamelCase__		:		str			=self.get_parent(lowerCamelCase     )

								if src_parent == dst_parent:
											return False

								if self.ranks[dst_parent] >= self.ranks[src_parent]:
											self.set_counts[dst_parent] += self.set_counts[src_parent]
											lowerCamelCase__		:		Tuple			=0
											lowerCamelCase__		:		int			=dst_parent
											if self.ranks[dst_parent] == self.ranks[src_parent]:
														self.ranks[dst_parent] += 1
											lowerCamelCase__		:		str			=self.set_counts[dst_parent]
								else:
											self.set_counts[src_parent] += self.set_counts[dst_parent]
											lowerCamelCase__		:		List[Any]			=0
											lowerCamelCase__		:		List[str]			=src_parent
											lowerCamelCase__		:		Dict			=self.set_counts[src_parent]

								lowerCamelCase__		:		str			=max(self.max_set,  lowerCamelCase     )
								return True




					def 		snake_case       (       self							:  Union[str, Any],  lowerCamelCase							:  int     )->					int:
								if self.parents[disj_set] == disj_set:
											return disj_set
								lowerCamelCase__		:		Tuple			=self.get_parent(self.parents[disj_set]     )
								return self.parents[disj_set]




