

from __future__ import annotations

import queue







class  lowercase				:




				def __init__(					self      ,   snake_case       ):
											snake_case_							=    data
											snake_case_							=    None
											snake_case_							=    None





def 					__lowerCamelCase	( ):







							'''simple docstring'''






							print('\n********Press N to stop entering at any point of time********\n'      )
							snake_case_							=    input('Enter the value of the root node: '      ).strip().lower()
							snake_case_							=    queue.Queue()
							snake_case_							=    TreeNode(int(SCREAMING_SNAKE_CASE_      )      )
							q.put(SCREAMING_SNAKE_CASE_      )
							while not q.empty():
														snake_case_							=    q.get()
														snake_case_							=    F'''Enter the left node of {node_found.data}: '''
														snake_case_							=    input(SCREAMING_SNAKE_CASE_      ).strip().lower() or "n"
														if check == "n":
																					return tree_node
														snake_case_							=    TreeNode(int(SCREAMING_SNAKE_CASE_      )      )
														snake_case_							=    left_node
														q.put(SCREAMING_SNAKE_CASE_      )
														snake_case_							=    F'''Enter the right node of {node_found.data}: '''
														snake_case_							=    input(SCREAMING_SNAKE_CASE_      ).strip().lower() or "n"
														if check == "n":
																					return tree_node
														snake_case_							=    TreeNode(int(SCREAMING_SNAKE_CASE_      )      )
														snake_case_							=    right_node
														q.put(SCREAMING_SNAKE_CASE_      )
							raise





def 					__lowerCamelCase	( UpperCamelCase__      ):







							'''simple docstring'''






							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 					__lowerCamelCase	( UpperCamelCase__      ):







							'''simple docstring'''






							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 					__lowerCamelCase	( UpperCamelCase__      ):







							'''simple docstring'''






							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 					__lowerCamelCase	( UpperCamelCase__      ):







							'''simple docstring'''






							if not isinstance(SCREAMING_SNAKE_CASE_   ,							SCREAMING_SNAKE_CASE_      ) or not node:
														return
							snake_case_							=    queue.Queue()
							q.put(SCREAMING_SNAKE_CASE_      )
							while not q.empty():
														snake_case_							=    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 					__lowerCamelCase	( UpperCamelCase__      ):







							'''simple docstring'''






							if not isinstance(SCREAMING_SNAKE_CASE_   ,							SCREAMING_SNAKE_CASE_      ) or not node:
														return
							snake_case_							=    queue.Queue()
							q.put(SCREAMING_SNAKE_CASE_      )
							while not q.empty():
														snake_case_							=    []
														while not q.empty():
																					snake_case_							=    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 					__lowerCamelCase	( UpperCamelCase__      ):







							'''simple docstring'''






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





def 					__lowerCamelCase	( UpperCamelCase__      ):







							'''simple docstring'''






							if not isinstance(SCREAMING_SNAKE_CASE_   ,							SCREAMING_SNAKE_CASE_      ) or not node:
														return
							snake_case_							=    []
							snake_case_							=    node
							while n or stack:
														while n:
																					stack.append(SCREAMING_SNAKE_CASE_      )
																					snake_case_							=    n.left
														snake_case_							=    stack.pop()
														print(n.data   ,							end=','      )
														snake_case_							=    n.right





def 					__lowerCamelCase	( UpperCamelCase__      ):







							'''simple docstring'''






							if not isinstance(SCREAMING_SNAKE_CASE_   ,							SCREAMING_SNAKE_CASE_      ) or not node:
														return
							snake_case_							=    [], []
							snake_case_							=    node
							stacka.append(SCREAMING_SNAKE_CASE_      )
							while stacka:  # to find the reversed order of post order, store it in stack2
														snake_case_							=    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 					__lowerCamelCase	( UpperCamelCase__ = ""   ,							UpperCamelCase__=50   ,							UpperCamelCase__="*"      ):







							'''simple docstring'''






							if not s:
														return "\n" + width * char
							snake_case_							=    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"""))

					_UpperCAmelCase		:   str										=       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())








from typing import TYPE_CHECKING

from ...utils import OptionalDependencyNotAvailable, _LazyModule, is_tokenizers_available, is_torch_available


_snake_case             =     {
    '''configuration_squeezebert''': [
        '''SQUEEZEBERT_PRETRAINED_CONFIG_ARCHIVE_MAP''',
        '''SqueezeBertConfig''',
        '''SqueezeBertOnnxConfig''',
    ],
    '''tokenization_squeezebert''': ['''SqueezeBertTokenizer'''],
}

try:
   if not is_tokenizers_available():
      raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
   pass
else:
   _snake_case             =     ['''SqueezeBertTokenizerFast''']

try:
   if not is_torch_available():
      raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
   pass
else:
   _snake_case             =     [
       '''SQUEEZEBERT_PRETRAINED_MODEL_ARCHIVE_LIST''',
       '''SqueezeBertForMaskedLM''',
       '''SqueezeBertForMultipleChoice''',
       '''SqueezeBertForQuestionAnswering''',
       '''SqueezeBertForSequenceClassification''',
       '''SqueezeBertForTokenClassification''',
       '''SqueezeBertModel''',
       '''SqueezeBertModule''',
       '''SqueezeBertPreTrainedModel''',
   ]


if TYPE_CHECKING:
   from .configuration_squeezebert import (
       SQUEEZEBERT_PRETRAINED_CONFIG_ARCHIVE_MAP,
       SqueezeBertConfig,
       SqueezeBertOnnxConfig,
   )
   from .tokenization_squeezebert import SqueezeBertTokenizer

   try:
      if not is_tokenizers_available():
         raise OptionalDependencyNotAvailable()
   except OptionalDependencyNotAvailable:
      pass
   else:
      from .tokenization_squeezebert_fast import SqueezeBertTokenizerFast

   try:
      if not is_torch_available():
         raise OptionalDependencyNotAvailable()
   except OptionalDependencyNotAvailable:
      pass
   else:
      from .modeling_squeezebert import (
          SQUEEZEBERT_PRETRAINED_MODEL_ARCHIVE_LIST,
          SqueezeBertForMaskedLM,
          SqueezeBertForMultipleChoice,
          SqueezeBertForQuestionAnswering,
          SqueezeBertForSequenceClassification,
          SqueezeBertForTokenClassification,
          SqueezeBertModel,
          SqueezeBertModule,
          SqueezeBertPreTrainedModel,
      )

else:
   import sys

   _snake_case             =     _LazyModule(__name__, globals()['''__file__'''], _import_structure, module_spec=__spec__)



