



from __future__ import annotations

import queue

class 		UpperCAmelCase__			:




			'''simple docstring'''






			def __init__(   self							: List[str]       ,       a_							: Dict ):
					'''simple docstring'''





					__UpperCAmelCase    :     Dict													=	data
					__UpperCAmelCase    :     Optional[Any]													=	None
					__UpperCAmelCase    :     Union[str, Any]													=	None

def        a						(      ):







		'''simple docstring'''





		print('''\n********Press N to stop entering at any point of time********\n'''						)
		__UpperCAmelCase    :     List[str]													=	input('''Enter the value of the root node: '''						).strip().lower()
		__UpperCAmelCase    :     queue.Queue													=	queue.Queue()
		__UpperCAmelCase    :     List[str]													=	TreeNode(int(_UpperCAmelCase						)						)
		q.put(_UpperCAmelCase						)
		while not q.empty():
				__UpperCAmelCase    :     int													=	q.get()
				__UpperCAmelCase    :     Optional[Any]													=	f'Enter the left node of {node_found.data}: '
				__UpperCAmelCase    :     Optional[int]													=	input(_UpperCAmelCase						).strip().lower() or '''n'''
				if check == "n":
						return tree_node
				__UpperCAmelCase    :     Dict													=	TreeNode(int(_UpperCAmelCase						)						)
				__UpperCAmelCase    :     Dict													=	left_node
				q.put(_UpperCAmelCase						)
				__UpperCAmelCase    :     List[str]													=	f'Enter the right node of {node_found.data}: '
				__UpperCAmelCase    :     Union[str, Any]													=	input(_UpperCAmelCase						).strip().lower() or '''n'''
				if check == "n":
						return tree_node
				__UpperCAmelCase    :     int													=	TreeNode(int(_UpperCAmelCase						)						)
				__UpperCAmelCase    :     Tuple													=	right_node
				q.put(_UpperCAmelCase						)
		raise

def        a						(      _UpperCAmelCase							:					TreeNode						):







		'''simple docstring'''





		if not isinstance(_UpperCAmelCase ,   _UpperCAmelCase						) or not node:
				return
		print(node.data ,   end=''','''						)
		pre_order(node.left						)
		pre_order(node.right						)

def        a						(      _UpperCAmelCase							:					TreeNode						):







		'''simple docstring'''





		if not isinstance(_UpperCAmelCase ,   _UpperCAmelCase						) or not node:
				return
		in_order(node.left						)
		print(node.data ,   end=''','''						)
		in_order(node.right						)

def        a						(      _UpperCAmelCase							:					TreeNode						):







		'''simple docstring'''





		if not isinstance(_UpperCAmelCase ,   _UpperCAmelCase						) or not node:
				return
		post_order(node.left						)
		post_order(node.right						)
		print(node.data ,   end=''','''						)

def        a						(      _UpperCAmelCase							:					TreeNode						):







		'''simple docstring'''





		if not isinstance(_UpperCAmelCase ,   _UpperCAmelCase						) or not node:
				return
		__UpperCAmelCase    :     queue.Queue													=	queue.Queue()
		q.put(_UpperCAmelCase						)
		while not q.empty():
				__UpperCAmelCase    :     List[str]													=	q.get()
				print(node_dequeued.data ,   end=''','''						)
				if node_dequeued.left:
						q.put(node_dequeued.left						)
				if node_dequeued.right:
						q.put(node_dequeued.right						)

def        a						(      _UpperCAmelCase							:					TreeNode						):







		'''simple docstring'''





		if not isinstance(_UpperCAmelCase ,   _UpperCAmelCase						) or not node:
				return
		__UpperCAmelCase    :     queue.Queue													=	queue.Queue()
		q.put(_UpperCAmelCase						)
		while not q.empty():
				__UpperCAmelCase    :     str													=	[]
				while not q.empty():
						__UpperCAmelCase    :     Tuple													=	q.get()
						print(node_dequeued.data ,   end=''','''						)
						if node_dequeued.left:
								list_.append(node_dequeued.left						)
						if node_dequeued.right:
								list_.append(node_dequeued.right						)
				print()
				for node in list_:
						q.put(_UpperCAmelCase						)

def        a						(      _UpperCAmelCase							:					TreeNode						):







		'''simple docstring'''





		if not isinstance(_UpperCAmelCase ,   _UpperCAmelCase						) or not node:
				return
		__UpperCAmelCase    :     list[TreeNode]													=	[]
		__UpperCAmelCase    :     Union[str, Any]													=	node
		while n or stack:
				while n:  # start from root node, find its left child
						print(n.data ,   end=''','''						)
						stack.append(_UpperCAmelCase						)
						__UpperCAmelCase    :     Any													=	n.left
				# end of while means current node doesn't have left child
				__UpperCAmelCase    :     Union[str, Any]													=	stack.pop()
				# start to traverse its right child
				__UpperCAmelCase    :     List[Any]													=	n.right

def        a						(      _UpperCAmelCase							:					TreeNode						):







		'''simple docstring'''





		if not isinstance(_UpperCAmelCase ,   _UpperCAmelCase						) or not node:
				return
		__UpperCAmelCase    :     list[TreeNode]													=	[]
		__UpperCAmelCase    :     Tuple													=	node
		while n or stack:
				while n:
						stack.append(_UpperCAmelCase						)
						__UpperCAmelCase    :     Any													=	n.left
				__UpperCAmelCase    :     Dict													=	stack.pop()
				print(n.data ,   end=''','''						)
				__UpperCAmelCase    :     Any													=	n.right

def        a						(      _UpperCAmelCase							:					TreeNode						):







		'''simple docstring'''





		if not isinstance(_UpperCAmelCase ,   _UpperCAmelCase						) or not node:
				return
		__UpperCAmelCase							,					__UpperCAmelCase    :     Tuple													=	[], []
		__UpperCAmelCase    :     Tuple													=	node
		stacka.append(_UpperCAmelCase						)
		while stacka:  # to find the reversed order of post order, store it in stack2
				__UpperCAmelCase    :     Any													=	stacka.pop()
				if n.left:
						stacka.append(n.left						)
				if n.right:
						stacka.append(n.right						)
				stacka.append(_UpperCAmelCase						)
		while stacka:  # pop up from stack2 will be the post order
				print(stacka.pop().data ,   end=''','''						)

def        a						(      _UpperCAmelCase							:					str = "" ,   _UpperCAmelCase							:					Optional[int]=50 ,   _UpperCAmelCase							:					str="*"						):







		'''simple docstring'''





		if not s:
				return "\n" + width * char
		__UpperCAmelCase							,					__UpperCAmelCase    :     List[str]													=	divmod(width - len(_UpperCAmelCase						) - 2 ,   2						)
		return f'{left * char} {s} {(left + extra) * char}'


if __name__ == "__main__":
				import doctest

				doctest.testmod()
				print(prompt("Binary Tree Traversals"))

				__A   			=build_tree()
				print(prompt("Pre Order Traversal"))
				pre_order(node)
				print(prompt() + "\n")

				print(prompt("In Order Traversal"))
				in_order(node)
				print(prompt() + "\n")

				print(prompt("Post Order Traversal"))
				post_order(node)
				print(prompt() + "\n")

				print(prompt("Level Order Traversal"))
				level_order(node)
				print(prompt() + "\n")

				print(prompt("Actual Level Order Traversal"))
				level_order_actual(node)
				print("*" * 5_0 + "\n")

				print(prompt("Pre Order Traversal - Iteration Version"))
				pre_order_iter(node)
				print(prompt() + "\n")

				print(prompt("In Order Traversal - Iteration Version"))
				in_order_iter(node)
				print(prompt() + "\n")

				print(prompt("Post Order Traversal - Iteration Version"))
				post_order_iter(node)
				print(prompt())










import numpy as np

class 		UpperCAmelCase__			:




			'''simple docstring'''






			def __init__(   self							: List[Any] ):
					'''simple docstring'''





					__UpperCAmelCase    :     Optional[Any]													=	(0, 0)
					__UpperCAmelCase    :     List[str]													=	None
					__UpperCAmelCase    :     int													=	0
					__UpperCAmelCase    :     Union[str, Any]													=	0
					__UpperCAmelCase    :     List[Any]													=	0




			def __eq__(   self							: Optional[int]       ,       a_							: List[Any] ):
					'''simple docstring'''





					return self.position == cell.position




			def  snake_case__     (   self							: List[Any] ):
					'''simple docstring'''





					print(self.position )

class 		UpperCAmelCase__			:




			'''simple docstring'''






			def __init__(   self							: str       ,       a_							: Dict=(5, 5) ):
					'''simple docstring'''





					__UpperCAmelCase    :     str													=	np.zeros(a_ )
					__UpperCAmelCase    :     List[Any]													=	world_size[0]
					__UpperCAmelCase    :     List[str]													=	world_size[1]




			def  snake_case__     (   self							: Tuple ):
					'''simple docstring'''





					print(self.w )




			def  snake_case__     (   self							: Union[str, Any]       ,       a_							: Tuple ):
					'''simple docstring'''





					__UpperCAmelCase    :     Optional[Any]													=	[
					    (-1, -1),
					    (-1, 0),
					    (-1, 1),
					    (0, -1),
					    (0, 1),
					    (1, -1),
					    (1, 0),
					    (1, 1),
					]
					__UpperCAmelCase    :     str													=	cell.position[0]
					__UpperCAmelCase    :     List[Any]													=	cell.position[1]
					__UpperCAmelCase    :     str													=	[]
					for n in neughbour_cord:
							__UpperCAmelCase    :     Optional[Any]													=	current_x + n[0]
							__UpperCAmelCase    :     Any													=	current_y + n[1]
							if 0 <= x < self.world_x_limit and 0 <= y < self.world_y_limit:
									__UpperCAmelCase    :     int													=	Cell()
									__UpperCAmelCase    :     List[str]													=	(x, y)
									__UpperCAmelCase    :     List[Any]													=	cell
									neighbours.append(a_ )
					return neighbours

def        a						(      _UpperCAmelCase							:					List[Any] ,   _UpperCAmelCase							:					Any ,   _UpperCAmelCase							:					int						):







		'''simple docstring'''





		__UpperCAmelCase    :     List[Any]													=	[]
		__UpperCAmelCase    :     Optional[Any]													=	[]
		_open.append(_UpperCAmelCase						)

		while _open:
				__UpperCAmelCase    :     str													=	np.argmin([n.f for n in _open]						)
				__UpperCAmelCase    :     Optional[Any]													=	_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
						__UpperCAmelCase    :     Optional[Any]													=	current.g + 1
						__UpperCAmelCase							,					__UpperCAmelCase    :     Union[str, Any]													=	n.position
						__UpperCAmelCase							,					__UpperCAmelCase    :     Tuple													=	goal.position
						__UpperCAmelCase    :     Union[str, Any]													=	(ya - ya) ** 2 + (xa - xa) ** 2
						__UpperCAmelCase    :     Optional[Any]													=	n.h + n.g

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


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





