





import numpy as np





class A_					:




   def __init__(self	:Any )->					Dict:
         __A          =				(0, 0)
         __A          =				None
         __A          =				0
         __A          =				0
         __A          =				0




   def __eq__(self	:List[Any]    ,   _UpperCamelCase	:str )->					str:
         return self.position == cell.position






   def _lowerCAmelCase      (self	:Union[str, Any] )->					Any:
         print(self.position )





class A_					:




   def __init__(self	:Any    ,   _UpperCamelCase	:Optional[int]=(5, 5) )->					Dict:
         __A          =				np.zeros(_UpperCamelCase )
         __A          =				world_size[0]
         __A          =				world_size[1]




   def _lowerCAmelCase      (self	:List[Any] )->					Dict:
         print(self.w )






   def _lowerCAmelCase      (self	:List[str]    ,   _UpperCamelCase	:List[Any] )->					Union[str, Any]:
         __A          =				[
             (-1, -1),
             (-1, 0),
             (-1, 1),
             (0, -1),
             (0, 1),
             (1, -1),
             (1, 0),
             (1, 1),
         ]
         __A          =				cell.position[0]
         __A          =				cell.position[1]
         __A          =				[]
         for n in neughbour_cord:
               __A          =				current_x + n[0]
               __A          =				current_y + n[1]
               if 0 <= x < self.world_x_limit and 0 <= y < self.world_y_limit:
                     __A          =				Cell()
                     __A          =				(x, y)
                     __A          =				cell
                     neighbours.append(_UpperCamelCase )
         return neighbours





def _a				(	lowerCamelCase:   List[str]					,				lowerCamelCase:   Dict					,				lowerCamelCase:   Any )	->						List[str]:







      '''simple docstring'''






      __A          =				[]
      __A          =				[]
      _open.append(lowerCamelCase )

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

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


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












from __future__ import annotations

from collections.abc import Iterable, Iterator
from dataclasses import dataclass

snake_case__					:							Union[str, Any]													=     (3, 9, -11, 0, 7, 5, 1, -1)
snake_case__					:							int													=     (4, 6, 2, 0, 8, 10, 3, -2)





@dataclass
class A_					:
   lowerCAmelCase__        = 42
   lowerCAmelCase__        = 42





class A_					:




   def __init__(self	:Dict    ,   _UpperCamelCase	:Iterable[int] )->					None:
         __A          =				None
         for i in sorted(_UpperCamelCase    ,   reverse=_UpperCamelCase ):
               __A          =				Node(_UpperCamelCase    ,   self.head )




   def __iter__(self	:List[str] )->					Iterator[int]:
         __A          =				self.head
         while node:
               yield node.data
               __A          =				node.next_node




   def __len__(self	:Union[str, Any] )->					int:
         return sum(1 for _ in self )






   def __str__(self	:List[Any] )->					str:
         return " -> ".join([str(_UpperCamelCase ) for node in self] )





def _a				(	lowerCamelCase:   SortedLinkedList					,				lowerCamelCase:   SortedLinkedList )	->						SortedLinkedList:







      '''simple docstring'''






      return SortedLinkedList(list(lowerCamelCase ) + list(lowerCamelCase ) )


if __name__ == "__main__":
       import doctest

       doctest.testmod()
       snake_case__					:							Any													=     SortedLinkedList
       print(merge_lists(SSL(test_data_odd), SSL(test_data_even)))





