



'''simple docstring'''



class _UpperCamelCase		:





				'''simple docstring'''





				def __init__(							self  :  Tuple  ,       _lowerCAmelCase  :  list):







											'''simple docstring'''

											__lowercase       	=set_counts
											__lowercase       	=max(_lowerCAmelCase)
											__lowercase       	=len(_lowerCAmelCase)
											__lowercase       	=[1] * num_sets
											__lowercase       	=list(range(_lowerCAmelCase))

				def 				__lowerCamelCase     (							self  :  List[Any]  ,       _lowerCAmelCase  :  int  ,       _lowerCAmelCase  :  int):







											'''simple docstring'''

											__lowercase       	=self.get_parent(_lowerCAmelCase)
											__lowercase       	=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]
																		__lowercase       	=0
																		__lowercase       	=dst_parent
																		if self.ranks[dst_parent] == self.ranks[src_parent]:
																									self.ranks[dst_parent] += 1
																		__lowercase       	=self.set_counts[dst_parent]
											else:
																		self.set_counts[src_parent] += self.set_counts[dst_parent]
																		__lowercase       	=0
																		__lowercase       	=src_parent
																		__lowercase       	=self.set_counts[src_parent]

											__lowercase       	=max(self.max_set  ,       _lowerCAmelCase)
											return True

				def 				__lowerCamelCase     (							self  :  Optional[int]  ,       _lowerCAmelCase  :  int):







											'''simple docstring'''

											if self.parents[disj_set] == disj_set:
																		return disj_set
											__lowercase       	=self.get_parent(self.parents[disj_set])
											return self.parents[disj_set]








'''simple docstring'''



import numpy as np





class _UpperCamelCase		:





				'''simple docstring'''





				def __init__(							self  :  Dict):







											'''simple docstring'''

											__lowercase       	=(0, 0)
											__lowercase       	=None
											__lowercase       	=0
											__lowercase       	=0
											__lowercase       	=0

				def __eq__(							self  :  List[str]  ,       _lowerCAmelCase  :  Optional[Any]):







											'''simple docstring'''

											return self.position == cell.position

				def 				__lowerCamelCase     (							self  :  Dict):







											'''simple docstring'''

											print(self.position)





class _UpperCamelCase		:





				'''simple docstring'''





				def __init__(							self  :  Any  ,       _lowerCAmelCase  :  List[str]=(5, 5)):







											'''simple docstring'''

											__lowercase       	=np.zeros(_lowerCAmelCase)
											__lowercase       	=world_size[0]
											__lowercase       	=world_size[1]

				def 				__lowerCamelCase     (							self  :  Optional[int]):







											'''simple docstring'''

											print(self.w)

				def 				__lowerCamelCase     (							self  :  int  ,       _lowerCAmelCase  :  List[str]):







											'''simple docstring'''

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



def   _A       (   _lowerCAmelCase  ,   _lowerCAmelCase  ,   _lowerCAmelCase					):



							"""simple docstring"""



							__lowercase       	=[]
							__lowercase       	=[]
							_open.append(_lowerCAmelCase					)

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

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


if __name__ == "__main__":
		lowerCamelCase	 =       Gridworld()
		# Start position and goal
		lowerCamelCase	 =       Cell()
		lowerCamelCase	 =       (0, 0)
		lowerCamelCase	 =       Cell()
		lowerCamelCase	 =       (4, 4)
		print(f"path from {start.position} to {goal.position}")
		lowerCamelCase	 =       astar(world, start, goal)
		#   Just for visual reasons.
		for i in s:
				lowerCamelCase	 =       1
		print(world.w)



