
import heapq
import sys

import numpy as np

_lowerCamelCase	:    int          =      tuple[int, int]




class        SCREAMING_SNAKE_CASE__					:





	'''simple docstring'''



	def __init__(  self     :   Optional[int]     ):


				'''simple docstring'''


				_snake_case          =      []
				_snake_case          =      set()



	def 			A							(  self     :   List[Any]     ):


				'''simple docstring'''


				if not self.empty():
							return self.elements[0][0]
				else:
							return float('inf'     )



	def 			A							(  self     :   Any     ):


				'''simple docstring'''


				return len(self.elements     ) == 0



	def 			A							(  self     :   List[str]      ,  lowercase     :   Dict      ,  lowercase     :   Optional[int]     ):


				'''simple docstring'''


				if item not in self.set:
							heapq.heappush(self.elements      ,  (priority, item)     )
							self.set.add(lowercase     )
				else:
							# update
							# print("update", item)
							_snake_case          =      []
							((_snake_case)     , (_snake_case))          =      heapq.heappop(self.elements     )
							while x != item:
										temp.append((pri, x)     )
										((_snake_case)     , (_snake_case))          =      heapq.heappop(self.elements     )
							temp.append((priority, item)     )
							for pro, xxx in temp:
										heapq.heappush(self.elements      ,  (pro, xxx)     )



	def 			A							(  self     :   Optional[Any]      ,  lowercase     :   List[Any]     ):


				'''simple docstring'''


				if item in self.set:
							self.set.remove(lowercase     )
							_snake_case          =      []
							((_snake_case)     , (_snake_case))          =      heapq.heappop(self.elements     )
							while x != item:
										temp.append((pro, x)     )
										((_snake_case)     , (_snake_case))          =      heapq.heappop(self.elements     )
							for prito, yyy in temp:
										heapq.heappush(self.elements      ,  (prito, yyy)     )



	def 			A							(  self     :   List[str]     ):


				'''simple docstring'''


				return self.elements[0][1]





	def 			A							(  self     :   List[Any]     ):


				'''simple docstring'''


				((_snake_case)     , (_snake_case))          =      heapq.heappop(self.elements     )
				self.set.remove(lowercase     )
				return (priority, item)






def 	a_		(	__lowercase       :     TPos	, __lowercase       :     TPos			)			->  List[Any]:
			# euclidean distance
			_snake_case          =      np.array(__lowercase			)
			_snake_case          =      np.array(__lowercase			)
			return np.linalg.norm(a - b			)






def 	a_		(	__lowercase       :     TPos	, __lowercase       :     TPos			)			->  List[str]:
			# integer division by time variable
			return consistent_heuristic(__lowercase	, __lowercase			) // t






def 	a_		(	__lowercase       :     TPos	, __lowercase       :     TPos			)			->  Union[str, Any]:
			# manhattan distance
			return abs(p[0] - goal[0]			) + abs(p[1] - goal[1]			)






def 	a_		(	__lowercase       :     TPos	, __lowercase       :     int	, __lowercase       :     TPos	, __lowercase       :     dict[TPos, float]			)			->  List[str]:
			_snake_case          =      g_function[start] + Wa * heuristics[i](__lowercase	, __lowercase			)
			return ans






def 	a_		(	__lowercase       :     Optional[int]	, __lowercase       :     int	, __lowercase       :     Dict			)			->  Union[str, Any]:
			_snake_case          =      np.chararray((n, n)			)
			for i in range(__lowercase			):
						for j in range(__lowercase			):
									_snake_case          =      '*'

			for i in range(__lowercase			):
						for j in range(__lowercase			):
									if (j, (n - 1) - i) in blocks:
												_snake_case          =      '#'

			_snake_case          =      '-'
			_snake_case          =      back_pointer[goal]
			while x != start:
						((_snake_case)     , (_snake_case))          =      x
						# print(x)
						_snake_case          =      '-'
						_snake_case          =      back_pointer[x]
			_snake_case          =      '-'

			for i in range(__lowercase			):
						for j in range(__lowercase			):
									if (i, j) == (0, n - 1):
												print(grid[i][j]	, end=' '			)
												print('<-- End position'	, end=' '			)
									else:
												print(grid[i][j]	, end=' '			)
						print()
			print('^'			)
			print('Start position'			)
			print()
			print('# is an obstacle'			)
			print('- is the path taken by algorithm'			)
			print('PATH TAKEN BY THE ALGORITHM IS:-'			)
			_snake_case          =      back_pointer[goal]
			while x != start:
						print(__lowercase	, end=' '			)
						_snake_case          =      back_pointer[x]
			print(__lowercase			)
			sys.exit()






def 	a_		(	__lowercase       :     TPos			)			->  Dict:
			if p[0] < 0 or p[0] > n - 1:
						return False
			if p[1] < 0 or p[1] > n - 1:
						return False
			return True






def 	a_		(	__lowercase       :     Optional[int]	, __lowercase       :     List[Any]	, __lowercase       :     int	, __lowercase       :     List[str]	, __lowercase       :     int	, __lowercase       :     List[Any]	, __lowercase       :     Union[str, Any]	, __lowercase       :     List[Any]	, )			->  Union[str, Any]:
			for itera in range(__lowercase			):
						open_list[itera].remove_element(__lowercase			)
			# print("s", s)
			# print("j", j)
			((_snake_case)     , (_snake_case))          =      s
			_snake_case          =      (x - 1, y)
			_snake_case          =      (x + 1, y)
			_snake_case          =      (x, y + 1)
			_snake_case          =      (x, y - 1)

			for neighbours in [left, right, up, down]:
						if neighbours not in blocks:
									if valid(__lowercase			) and neighbours not in visited:
												# print("neighbour", neighbours)
												visited.add(__lowercase			)
												_snake_case          =      -1
												_snake_case          =      float('inf'			)

									if valid(__lowercase			) and g_function[neighbours] > g_function[s] + 1:
												_snake_case          =      g_function[s] + 1
												_snake_case          =      s
												if neighbours not in close_list_anchor:
															open_list[0].put(__lowercase	, key(__lowercase	, 0	, __lowercase	, __lowercase			)			)
															if neighbours not in close_list_inad:
																		for var in range(1	, __lowercase			):
																					if key(__lowercase	, __lowercase	, __lowercase	, __lowercase			) <= Wa * key(
																					    __lowercase	, 0	, __lowercase	, __lowercase			):
																								open_list[j].put(
																								    __lowercase	, key(__lowercase	, __lowercase	, __lowercase	, __lowercase			)			)






def 	a_		(	)			->  Tuple:
			_snake_case          =      []
			for x in range(1	, 5			):
						for y in range(1	, 6			):
									some_list.append((x, y)			)

			for x in range(15	, 20			):
						some_list.append((x, 17)			)

			for x in range(10	, 19			):
						for y in range(1	, 15			):
									some_list.append((x, y)			)

    # L block
			for x in range(1	, 4			):
						for y in range(12	, 19			):
									some_list.append((x, y)			)
			for x in range(3	, 13			):
						for y in range(16	, 19			):
									some_list.append((x, y)			)
			return some_list


_lowerCamelCase	:    Optional[int]          =      {0: consistent_heuristic, 1: heuristic_a, 2: heuristic_a}

_lowerCamelCase	:    Optional[Any]          =      [
    (0, 1),
    (1, 1),
    (2, 1),
    (3, 1),
    (4, 1),
    (5, 1),
    (6, 1),
    (7, 1),
    (8, 1),
    (9, 1),
    (10, 1),
    (11, 1),
    (12, 1),
    (13, 1),
    (14, 1),
    (15, 1),
    (16, 1),
    (17, 1),
    (18, 1),
    (19, 1),
]
_lowerCamelCase	:    str          =      make_common_ground()


_lowerCamelCase	:    str          =      blocks_blk
# hyper parameters
_lowerCamelCase	:    str          =      1
_lowerCamelCase	:    Union[str, Any]          =      1
_lowerCamelCase	:    Any          =      20
_lowerCamelCase	:    List[str]          =      3  # one consistent and two other inconsistent

# start and end destination
_lowerCamelCase	:    Dict          =      (0, 0)
_lowerCamelCase	:    Dict          =      (n - 1, n - 1)

_lowerCamelCase	:    str          =      1






def 	a_		(	__lowercase       :     TPos	, __lowercase       :     TPos	, __lowercase       :     int			)			->  Union[str, Any]:
			_snake_case          =      {start: 0, goal: float('inf'			)}
			_snake_case          =      {start: -1, goal: -1}
			_snake_case          =      []
			_snake_case          =      set()

			for i in range(__lowercase			):
						open_list.append(PriorityQueue()			)
						open_list[i].put(__lowercase	, key(__lowercase	, __lowercase	, __lowercase	, __lowercase			)			)

			_snake_case          =      []
			_snake_case          =      []
			while open_list[0].minkey() < float('inf'			):
						for i in range(1	, __lowercase			):
									# print(open_list[0].minkey(), open_list[i].minkey())
									if open_list[i].minkey() <= Wa * open_list[0].minkey():
												global t
												t += 1
												if g_function[goal] <= open_list[i].minkey():
															if g_function[goal] < float('inf'			):
																		do_something(__lowercase	, __lowercase	, __lowercase			)
												else:
															_snake_case     , _snake_case          =      open_list[i].top_show()
															visited.add(__lowercase			)
															expand_state(
															    __lowercase	, __lowercase	, __lowercase	, __lowercase	, __lowercase	, __lowercase	, __lowercase	, __lowercase	, )
															close_list_inad.append(__lowercase			)
									else:
												if g_function[goal] <= open_list[0].minkey():
															if g_function[goal] < float('inf'			):
																		do_something(__lowercase	, __lowercase	, __lowercase			)
												else:
															_snake_case          =      open_list[0].top_show()
															visited.add(__lowercase			)
															expand_state(
															    __lowercase	, 0	, __lowercase	, __lowercase	, __lowercase	, __lowercase	, __lowercase	, __lowercase	, )
															close_list_anchor.append(__lowercase			)
			print('No path found to goal'			)
			print()
			for i in range(n - 1	, -1	, -1			):
						for j in range(__lowercase			):
									if (j, i) in blocks:
												print('#'	, end=' '			)
									elif (j, i) in back_pointer:
												if (j, i) == (n - 1, n - 1):
															print('*'	, end=' '			)
												else:
															print('-'	, end=' '			)
									else:
												print('*'	, end=' '			)
									if (j, i) == (n - 1, n - 1):
												print('<-- End position'	, end=' '			)
						print()
			print('^'			)
			print('Start position'			)
			print()
			print('# is an obstacle'			)
			print('- is the path taken by algorithm'			)


if __name__ == "__main__":
			multi_a_star(start, goal, n_heuristic)

from __future__ import annotations

import requests

_lowerCamelCase	:    List[str]          =      set(
    '''approved_at_utc approved_by author_flair_background_color
author_flair_css_class author_flair_richtext author_flair_template_id author_fullname
author_premium can_mod_post category clicked content_categories created_utc downs
edited gilded gildings hidden hide_score is_created_from_ads_ui is_meta
is_original_content is_reddit_media_domain is_video link_flair_css_class
link_flair_richtext link_flair_text link_flair_text_color media_embed mod_reason_title
name permalink pwls quarantine saved score secure_media secure_media_embed selftext
subreddit subreddit_name_prefixed subreddit_type thumbnail title top_awarded_type
total_awards_received ups upvote_ratio url user_reports'''.split()
)






def 	a_		(	__lowercase       :     str	, __lowercase       :     int = 1	, __lowercase       :     str = "new"	, __lowercase       :     list | None = None			)			->  dict:
			_snake_case          =      wanted_data or []
			if invalid_search_terms := ", ".join(sorted(set(__lowercase			) - valid_terms			)			):
						_snake_case          =      f'''Invalid search term: {invalid_search_terms}'''
						raise ValueError(__lowercase			)
			_snake_case          =      requests.get(
			    f'''https://reddit.com/r/{subreddit}/{age}.json?limit={limit}'''	, headers={'User-agent': 'A random string'}	, )
			if response.status_code == 429:
						raise requests.HTTPError

			_snake_case          =      response.json()
			if not wanted_data:
						return {id_: data["data"]["children"][id_] for id_ in range(__lowercase			)}

			_snake_case          =      {}
			for id_ in range(__lowercase			):
						_snake_case          =      {
						    item: data['data']['children'][id_]['data'][item] for item in wanted_data
						}
			return data_dict


if __name__ == "__main__":
			# If you get Error 429, that means you are rate limited.Try after some time
			print(get_subreddit_data('''learnpython''', wanted_data=['''title''', '''url''', '''selftext''']))