"""simple docstring"""







from __future__ import annotations

import queue







class  UpperCamelCase	:
   def __init__(    self  ,__UpperCamelCase    )			->   Optional[int]:


        '''simple docstring'''


        lowercase_			:       int									=			data
        lowercase_			:       Tuple									=			None
        lowercase_			:       Dict									=			None






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



def     lowercase__( __SCREAMING_SNAKE_CASE							:  TreeNode   ):
     if not isinstance(__SCREAMING_SNAKE_CASE  ,    __SCREAMING_SNAKE_CASE   ) or not node:
          return
     print(node.data  ,    end=','   )
     pre_order(node.left   )
     pre_order(node.right   )



def     lowercase__( __SCREAMING_SNAKE_CASE							:  TreeNode   ):
     if not isinstance(__SCREAMING_SNAKE_CASE  ,    __SCREAMING_SNAKE_CASE   ) or not node:
          return
     in_order(node.left   )
     print(node.data  ,    end=','   )
     in_order(node.right   )



def     lowercase__( __SCREAMING_SNAKE_CASE							:  TreeNode   ):
     if not isinstance(__SCREAMING_SNAKE_CASE  ,    __SCREAMING_SNAKE_CASE   ) or not node:
          return
     post_order(node.left   )
     post_order(node.right   )
     print(node.data  ,    end=','   )



def     lowercase__( __SCREAMING_SNAKE_CASE							:  TreeNode   ):
     if not isinstance(__SCREAMING_SNAKE_CASE  ,    __SCREAMING_SNAKE_CASE   ) or not node:
          return
     lowercase_			:       queue.Queue									=			queue.Queue()
     q.put(__SCREAMING_SNAKE_CASE   )
     while not q.empty():
          lowercase_			:       Optional[int]									=			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     lowercase__( __SCREAMING_SNAKE_CASE							:  TreeNode   ):
     if not isinstance(__SCREAMING_SNAKE_CASE  ,    __SCREAMING_SNAKE_CASE   ) or not node:
          return
     lowercase_			:       queue.Queue									=			queue.Queue()
     q.put(__SCREAMING_SNAKE_CASE   )
     while not q.empty():
          lowercase_			:       Dict									=			[]
          while not q.empty():
               lowercase_			:       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(__SCREAMING_SNAKE_CASE   )



def     lowercase__( __SCREAMING_SNAKE_CASE							:  TreeNode   ):
     if not isinstance(__SCREAMING_SNAKE_CASE  ,    __SCREAMING_SNAKE_CASE   ) or not node:
          return
     lowercase_			:       list[TreeNode]									=			[]
     lowercase_			:       Dict									=			node
     while n or stack:
          while n:  # start from root node, find its left child
               print(n.data  ,    end=','   )
               stack.append(__SCREAMING_SNAKE_CASE   )
               lowercase_			:       Optional[int]									=			n.left
          # end of while means current node doesn't have left child
          lowercase_			:       int									=			stack.pop()
          # start to traverse its right child
          lowercase_			:       str									=			n.right



def     lowercase__( __SCREAMING_SNAKE_CASE							:  TreeNode   ):
     if not isinstance(__SCREAMING_SNAKE_CASE  ,    __SCREAMING_SNAKE_CASE   ) or not node:
          return
     lowercase_			:       list[TreeNode]									=			[]
     lowercase_			:       List[str]									=			node
     while n or stack:
          while n:
               stack.append(__SCREAMING_SNAKE_CASE   )
               lowercase_			:       Dict									=			n.left
          lowercase_			:       Union[str, Any]									=			stack.pop()
          print(n.data  ,    end=','   )
          lowercase_			:       Tuple									=			n.right



def     lowercase__( __SCREAMING_SNAKE_CASE							:  TreeNode   ):
     if not isinstance(__SCREAMING_SNAKE_CASE  ,    __SCREAMING_SNAKE_CASE   ) or not node:
          return
     lowercase_			:       Union[str, Any]									=			[], []
     lowercase_			:       Union[str, Any]									=			node
     stacka.append(__SCREAMING_SNAKE_CASE   )
     while stacka:  # to find the reversed order of post order, store it in stack2
          lowercase_			:       List[Any]									=			stacka.pop()
          if n.left:
               stacka.append(n.left   )
          if n.right:
               stacka.append(n.right   )
          stacka.append(__SCREAMING_SNAKE_CASE   )
     while stacka:  # pop up from stack2 will be the post order
          print(stacka.pop().data  ,    end=','   )



def     lowercase__( __SCREAMING_SNAKE_CASE							:  str = ""  ,    __SCREAMING_SNAKE_CASE							:  str=50  ,    __SCREAMING_SNAKE_CASE							:  Dict="*"   ):
     if not s:
          return "\n" + width * char
     lowercase_			:       List[str]									=			divmod(width - len(__SCREAMING_SNAKE_CASE   ) - 2  ,    2   )
     return F'''{left * char} {s} {(left + extra) * char}'''


if __name__ == "__main__":
       import doctest

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

       __SCREAMING_SNAKE_CASE								=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("*" * 50 + "\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())





"""simple docstring"""







import logging
import os
from logging import (
    CRITICAL,  # NOQA
    DEBUG,  # NOQA
    ERROR,  # NOQA
    FATAL,  # NOQA
    INFO,  # NOQA
    NOTSET,  # NOQA
    WARN,  # NOQA
    WARNING,  # NOQA
)
from typing import Optional

from tqdm import auto as tqdm_lib


__SCREAMING_SNAKE_CASE								={
    "debug": logging.DEBUG,
    "info": logging.INFO,
    "warning": logging.WARNING,
    "error": logging.ERROR,
    "critical": logging.CRITICAL,
}

__SCREAMING_SNAKE_CASE								=logging.WARNING



def     lowercase__( ):
     lowercase_			:       List[Any]									=			os.getenv('DATASETS_VERBOSITY'  ,    __SCREAMING_SNAKE_CASE   )
     if env_level_str:
          if env_level_str in log_levels:
               return log_levels[env_level_str]
          else:
               logging.getLogger().warning(
                   F'''Unknown option DATASETS_VERBOSITY={env_level_str}, '''
                   F'''has to be one of: { ", ".join(log_levels.keys()   ) }'''   )
     return _default_log_level



def     lowercase__( ):
     return __name__.split('.'   )[0]



def     lowercase__( ):
     return logging.getLogger(_get_library_name()   )



def     lowercase__( ):
     # Apply our default configuration to the library root logger.
     lowercase_			:       Optional[int]									=			_get_library_root_logger()
     library_root_logger.setLevel(_get_default_logging_level()   )



def     lowercase__( ):
     lowercase_			:       int									=			_get_library_root_logger()
     library_root_logger.setLevel(logging.NOTSET   )



def     lowercase__( __SCREAMING_SNAKE_CASE							:  Optional[str] = None   ):
     if name is None:
          lowercase_			:       Union[str, Any]									=			_get_library_name()
     return logging.getLogger(__SCREAMING_SNAKE_CASE   )



def     lowercase__( ):
     return _get_library_root_logger().getEffectiveLevel()



def     lowercase__( __SCREAMING_SNAKE_CASE							:  int   ):
     _get_library_root_logger().setLevel(__SCREAMING_SNAKE_CASE   )



def     lowercase__( ):
     return set_verbosity(__SCREAMING_SNAKE_CASE   )



def     lowercase__( ):
     return set_verbosity(__SCREAMING_SNAKE_CASE   )



def     lowercase__( ):
     return set_verbosity(__SCREAMING_SNAKE_CASE   )



def     lowercase__( ):
     return set_verbosity(__SCREAMING_SNAKE_CASE   )



def     lowercase__( ):
     lowercase_			:       Tuple									=			False



def     lowercase__( ):
     lowercase_			:       Any									=			True


# Configure the library root logger at the module level (singleton-like)
_configure_library_root_logger()







class  UpperCamelCase	:
   def __init__(    self  ,*__UpperCamelCase  ,**__UpperCamelCase    )			->   int:  # pylint: disable=unused-argument


        '''simple docstring'''


        lowercase_			:       Optional[Any]									=			args[0] if args else None
   def __iter__(    self    )			->   Union[str, Any]:


        '''simple docstring'''


        return iter(self._iterator    )
   def __getattr__(    self  ,__UpperCamelCase    )			->   List[Any]:


        '''simple docstring'''


        def empty_fn(*__UpperCamelCase  ,**__UpperCamelCase    ):  # pylint: disable=unused-argument
             return

        return empty_fn
   def __enter__(    self    )			->   Optional[int]:


        '''simple docstring'''


        return self







   def __exit__(    self  ,__UpperCamelCase  ,__UpperCamelCase  ,__UpperCamelCase    )			->   Dict:


        '''simple docstring'''


        return






__SCREAMING_SNAKE_CASE								=True







class  UpperCamelCase	:
   def __call__(    self  ,*__UpperCamelCase  ,__UpperCamelCase=False  ,**__UpperCamelCase    )			->   Tuple:


        '''simple docstring'''


        if _tqdm_active and not disable:
             return tqdm_lib.tqdm(*__UpperCamelCase  ,**__UpperCamelCase    )
        else:
             return EmptyTqdm(*__UpperCamelCase  ,**__UpperCamelCase    )
   def     _UpperCAmelCase     (    self  ,*__UpperCamelCase  ,**__UpperCamelCase    )			->   str:


        '''simple docstring'''


        lowercase_			:       Tuple									=			None
        if _tqdm_active:
             return tqdm_lib.tqdm.set_lock(*__UpperCamelCase  ,**__UpperCamelCase    )







   def     _UpperCAmelCase     (    self    )			->   Any:


        '''simple docstring'''


        if _tqdm_active:
             return tqdm_lib.tqdm.get_lock()






__SCREAMING_SNAKE_CASE								=_tqdm_cls()



def     lowercase__( ):
     global _tqdm_active
     return bool(_tqdm_active   )



def     lowercase__( ):
     global _tqdm_active
     lowercase_			:       Union[str, Any]									=			True







def     lowercase__( ):
     global _tqdm_active
     lowercase_			:       Optional[int]									=			False

