




'''simple docstring'''

import heapq
import sys

import numpy as np

a  :				int									=  tuple[int, int]






class 						a				:


				def __init__(		self    :					Tuple					):
									snake_case_									=				[]
									snake_case_									=				set()


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


				def   A_ (		self    :					str					):
									return len(self.elements					) == 0


				def   A_ (		self    :					Optional[Any]       ,				lowercase_    :					Optional[int]       ,				lowercase_    :					Tuple					):
									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    :					int       ,				lowercase_    :					Any					):
									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[Any]					):
									return self.elements[0][1]


				def   A_ (		self    :					Any					):
									((snake_case_)			,(snake_case_))									=				heapq.heappop(self.elements					)
									self.set.remove(lowercase_					)
									return (priority, item)







def 		__magic_name__    (	__UpperCAmelCase,      __UpperCAmelCase	)		->					List[Any]:

					'''simple docstring'''

					snake_case_									=				np.array(__UpperCAmelCase	)
					snake_case_									=				np.array(__UpperCAmelCase	)
					return np.linalg.norm(a - b	)


def 		__magic_name__    (	__UpperCAmelCase,      __UpperCAmelCase	)		->					Dict:

					'''simple docstring'''

					return consistent_heuristic(__UpperCAmelCase,      __UpperCAmelCase	) // t


def 		__magic_name__    (	__UpperCAmelCase,      __UpperCAmelCase	)		->					List[Any]:

					'''simple docstring'''

					return abs(p[0] - goal[0]	) + abs(p[1] - goal[1]	)


def 		__magic_name__    (	__UpperCAmelCase,      __UpperCAmelCase,      __UpperCAmelCase,      __UpperCAmelCase	)		->					Union[str, Any]:

					'''simple docstring'''

					snake_case_									=				g_function[start] + Wa * heuristics[i](__UpperCAmelCase,      __UpperCAmelCase	)
					return ans


def 		__magic_name__    (	__UpperCAmelCase,      __UpperCAmelCase,      __UpperCAmelCase	)		->					Any:

					'''simple docstring'''

					snake_case_									=				np.chararray((n, n)	)
					for i in range(__UpperCAmelCase	):
										for j in range(__UpperCAmelCase	):
															snake_case_									=				'''*'''

					for i in range(__UpperCAmelCase	):
										for j in range(__UpperCAmelCase	):
															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(__UpperCAmelCase	):
										for j in range(__UpperCAmelCase	):
															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(__UpperCAmelCase,      end=''' '''	)
										snake_case_									=				back_pointer[x]
					print(__UpperCAmelCase	)
					sys.exit()


def 		__magic_name__    (	__UpperCAmelCase	)		->					Dict:

					'''simple docstring'''

					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 		__magic_name__    (	__UpperCAmelCase,      __UpperCAmelCase,      __UpperCAmelCase,      __UpperCAmelCase,      __UpperCAmelCase,      __UpperCAmelCase,      __UpperCAmelCase,      __UpperCAmelCase,      )		->					Optional[Any]:

					'''simple docstring'''

					for itera in range(__UpperCAmelCase	):
										open_list[itera].remove_element(__UpperCAmelCase	)
					# 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(__UpperCAmelCase	) and neighbours not in visited:
																				# print("neighbour", neighbours)
																				visited.add(__UpperCAmelCase	)
																				snake_case_									=				-1
																				snake_case_									=				float('''inf'''	)

															if valid(__UpperCAmelCase	) 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(__UpperCAmelCase,      key(__UpperCAmelCase,      0,      __UpperCAmelCase,      __UpperCAmelCase	)	)
																									if neighbours not in close_list_inad:
																														for var in range(1,      __UpperCAmelCase	):
																																			if key(__UpperCAmelCase,      __UpperCAmelCase,      __UpperCAmelCase,      __UpperCAmelCase	) <= Wa * key(
																																			    __UpperCAmelCase,      0,      __UpperCAmelCase,      __UpperCAmelCase	):
																																								open_list[j].put(
																																								    __UpperCAmelCase,      key(__UpperCAmelCase,      __UpperCAmelCase,      __UpperCAmelCase,      __UpperCAmelCase	)	)


def 		__magic_name__    (	)		->					int:

					'''simple docstring'''

					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


a  :				Any									=  {0: consistent_heuristic, 1: heuristic_a, 2: heuristic_a}

a  :				Union[str, 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),
]
a  :				Optional[Any]									=  make_common_ground()


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

# start and end destination
a  :				Tuple									=  (0, 0)
a  :				Any									=  (n - 1, n - 1)

a  :				int									=  1


def 		__magic_name__    (	__UpperCAmelCase,      __UpperCAmelCase,      __UpperCAmelCase	)		->					Any:

					'''simple docstring'''

					snake_case_									=				{start: 0, goal: float('''inf'''	)}
					snake_case_									=				{start: -1, goal: -1}
					snake_case_									=				[]
					snake_case_									=				set()

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

					snake_case_									=				[]
					snake_case_									=				[]
					while open_list[0].minkey() < float('''inf'''	):
										for i in range(1,      __UpperCAmelCase	):
															# 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(__UpperCAmelCase,      __UpperCAmelCase,      __UpperCAmelCase	)
																				else:
																									snake_case_			,snake_case_									=				open_list[i].top_show()
																									visited.add(__UpperCAmelCase	)
																									expand_state(
																									    __UpperCAmelCase,      __UpperCAmelCase,      __UpperCAmelCase,      __UpperCAmelCase,      __UpperCAmelCase,      __UpperCAmelCase,      __UpperCAmelCase,      __UpperCAmelCase,      )
																									close_list_inad.append(__UpperCAmelCase	)
															else:
																				if g_function[goal] <= open_list[0].minkey():
																									if g_function[goal] < float('''inf'''	):
																														do_something(__UpperCAmelCase,      __UpperCAmelCase,      __UpperCAmelCase	)
																				else:
																									snake_case_									=				open_list[0].top_show()
																									visited.add(__UpperCAmelCase	)
																									expand_state(
																									    __UpperCAmelCase,      0,      __UpperCAmelCase,      __UpperCAmelCase,      __UpperCAmelCase,      __UpperCAmelCase,      __UpperCAmelCase,      __UpperCAmelCase,      )
																									close_list_anchor.append(__UpperCAmelCase	)
					print('''No path found to goal'''	)
					print()
					for i in range(n - 1,      -1,      -1	):
										for j in range(__UpperCAmelCase	):
															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)







'''simple docstring'''

from typing import TYPE_CHECKING

from ...utils import (
    OptionalDependencyNotAvailable,
    _LazyModule,
    is_sentencepiece_available,
    is_tokenizers_available,
    is_torch_available,
)


a  :				Tuple									=  {
    'configuration_llama': ['LLAMA_PRETRAINED_CONFIG_ARCHIVE_MAP', 'LlamaConfig'],
}

try:
							if not is_sentencepiece_available():
														raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
							pass
else:
							a  :				Optional[Any]									=  ['LlamaTokenizer']

try:
							if not is_tokenizers_available():
														raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
							pass
else:
							a  :				str									=  ['LlamaTokenizerFast']

try:
							if not is_torch_available():
														raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
							pass
else:
							a  :				Optional[Any]									=  [
							    'LlamaForCausalLM',
							    'LlamaModel',
							    'LlamaPreTrainedModel',
							    'LlamaForSequenceClassification',
							]


if TYPE_CHECKING:
							from .configuration_llama import LLAMA_PRETRAINED_CONFIG_ARCHIVE_MAP, LlamaConfig

							try:
														if not is_sentencepiece_available():
																					raise OptionalDependencyNotAvailable()
							except OptionalDependencyNotAvailable:
														pass
							else:
														from .tokenization_llama import LlamaTokenizer

							try:
														if not is_tokenizers_available():
																					raise OptionalDependencyNotAvailable()
							except OptionalDependencyNotAvailable:
														pass
							else:
														from .tokenization_llama_fast import LlamaTokenizerFast

							try:
														if not is_torch_available():
																					raise OptionalDependencyNotAvailable()
							except OptionalDependencyNotAvailable:
														pass
							else:
														from .modeling_llama import LlamaForCausalLM, LlamaForSequenceClassification, LlamaModel, LlamaPreTrainedModel


else:
							import sys

							a  :				str									=  _LazyModule(__name__, globals()['__file__'], _import_structure, module_spec=__spec__)

