

import numpy as np







class 			lowercase    :




				def __init__( self	):
											snake_case_          =   (0, 0)
											snake_case_          =   None
											snake_case_          =   0
											snake_case_          =   0
											snake_case_          =   0




				def __eq__( self				,       snake_case	):
											return self.position == cell.position




				def    a							( self	):
											print(self.position	)







class 			lowercase    :




				def __init__( self				,       snake_case=(5, 5)	):
											snake_case_          =   np.zeros(snake_case	)
											snake_case_          =   world_size[0]
											snake_case_          =   world_size[1]




				def    a							( self	):
											print(self.w	)




				def    a							( self				,       snake_case	):
											snake_case_          =   [
											    (-1, -1),
											    (-1, 0),
											    (-1, 1),
											    (0, -1),
											    (0, 1),
											    (1, -1),
											    (1, 0),
											    (1, 1),
											]
											snake_case_          =   cell.position[0]
											snake_case_          =   cell.position[1]
											snake_case_          =   []
											for n in neughbour_cord:
																		snake_case_          =   current_x + n[0]
																		snake_case_          =   current_y + n[1]
																		if 0 <= x < self.world_x_limit and 0 <= y < self.world_y_limit:
																									snake_case_          =   Cell()
																									snake_case_          =   (x, y)
																									snake_case_          =   cell
																									neighbours.append(snake_case	)
											return neighbours





def  __lowerCamelCase     (			UpperCamelCase__       ,							UpperCamelCase__       ,							UpperCamelCase__				):







							'''simple docstring'''






							snake_case_          =   []
							snake_case_          =   []
							_open.append(UpperCamelCase__				)

							while _open:
														snake_case_          =   np.argmin([n.f for n in _open]				)
														snake_case_          =   _open[min_f]
														_closed.append(_open.pop(UpperCamelCase__				)				)
														if current == goal:
																					break
														for n in world.get_neigbours(UpperCamelCase__				):
																					for c in _closed:
																												if c == n:
																																			continue
																					snake_case_          =   current.g + 1
																					snake_case_    ,   snake_case_          =   n.position
																					snake_case_    ,   snake_case_          =   goal.position
																					snake_case_          =   (ya - ya) ** 2 + (xa - xa) ** 2
																					snake_case_          =   n.h + n.g

																					for c in _open:
																												if c == n and c.f < n.f:
																																			continue
																					_open.append(UpperCamelCase__				)
							snake_case_          =   []
							while current.parent is not None:
														path.append(current.position				)
														snake_case_          =   current.parent
							path.append(current.position				)
							return path[::-1]


if __name__ == "__main__":
					_UpperCAmelCase		:       Any						    =	Gridworld()
					# Start position and goal
					_UpperCAmelCase		:       str						    =	Cell()
					_UpperCAmelCase		:       int						    =	(0, 0)
					_UpperCAmelCase		:       List[str]						    =	Cell()
					_UpperCAmelCase		:       Union[str, Any]						    =	(4, 4)
					print(F'''path from {start.position} to {goal.position}''')
					_UpperCAmelCase		:       Tuple						    =	astar(world, start, goal)
					#   Just for visual reasons.
					for i in s:
										_UpperCAmelCase		:       List[str]						    =	1
					print(world.w)







def  __lowerCamelCase     (			UpperCamelCase__				):







							'''simple docstring'''






							snake_case_          =   len(UpperCamelCase__				)
							for _ in range(UpperCamelCase__				):
														for i in range(_ % 2       ,							arr_size - 1       ,							2				):
																					if arr[i + 1] < arr[i]:
																												snake_case_    ,   snake_case_          =   arr[i + 1], arr[i]

							return arr


if __name__ == "__main__":
					_UpperCAmelCase		:       Dict						    =	list(range(10, 0, -1))
					print(F'''Original: {arr}. Sorted: {odd_even_transposition(arr)}''')




