'''simple docstring'''

import numpy as np



class 			UpperCAmelCase  :





       '''simple docstring'''



       def __init__(						self )  ->  int:
        lowercase__				:    Union[str, Any]  =					(0, 0)
        lowercase__				:    Union[str, Any]  =					None
        lowercase__				:    Optional[int]  =					0
        lowercase__				:    Union[str, Any]  =					0
        lowercase__				:    Dict  =					0

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


       def _lowerCAmelCase(						self )  ->  Optional[int]:
        print(self.position )



class 			UpperCAmelCase  :





       '''simple docstring'''



       def __init__(						self	,   __lowerCAmelCase=(5, 5) )  ->  str:
        lowercase__				:    Any  =					np.zeros(__lowerCAmelCase )
        lowercase__				:    Tuple  =					world_size[0]
        lowercase__				:    str  =					world_size[1]

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


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


def 			__UpperCamelCase       (   UpperCAmelCase		,     UpperCAmelCase		,     UpperCAmelCase     ):
 lowercase__				:    Tuple  =					[]
 lowercase__				:    int  =					[]
 _open.append(UpperCAmelCase     )

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

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


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


'''simple docstring'''

def 			__UpperCamelCase       (   UpperCAmelCase     ):
 lowercase__ ,							lowercase__				:    Optional[int]  =					[], []
 while len(UpperCAmelCase     ) > 1:
  lowercase__ ,							lowercase__				:    List[str]  =					min(UpperCAmelCase     ), max(UpperCAmelCase     )
  start.append(UpperCAmelCase     )
  end.append(UpperCAmelCase     )
  collection.remove(UpperCAmelCase     )
  collection.remove(UpperCAmelCase     )
 end.reverse()
 return start + collection + end


if __name__ == "__main__":
  __a: Optional[int]          =   input("""Enter numbers separated by a comma:\n""").strip()
  __a: Tuple          =   [int(item) for item in user_input.split(""",""")]
  print(*merge_sort(unsorted), sep=""",""")

