



from __future__ import annotations

import queue
class 				_snake_case			:




    def __init__(						self					:						Optional[Any],					__lowercase					:						Union[str, Any]						):
       lowercase__					  =				data
       lowercase__					  =				None
       lowercase__					  =				None



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



def __lowerCAmelCase (     SCREAMING_SNAKE_CASE_  ):
   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 (     SCREAMING_SNAKE_CASE_  ):
   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 (     SCREAMING_SNAKE_CASE_  ):
   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 (     SCREAMING_SNAKE_CASE_  ):
   if not isinstance(SCREAMING_SNAKE_CASE_						,  SCREAMING_SNAKE_CASE_  ) or not node:
      return
   lowercase__					  =				queue.Queue()
   q.put(SCREAMING_SNAKE_CASE_  )
   while not q.empty():
      lowercase__					  =				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 (     SCREAMING_SNAKE_CASE_  ):
   if not isinstance(SCREAMING_SNAKE_CASE_						,  SCREAMING_SNAKE_CASE_  ) or not node:
      return
   lowercase__					  =				queue.Queue()
   q.put(SCREAMING_SNAKE_CASE_  )
   while not q.empty():
      lowercase__					  =				[]
      while not q.empty():
         lowercase__					  =				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 (     SCREAMING_SNAKE_CASE_  ):
   if not isinstance(SCREAMING_SNAKE_CASE_						,  SCREAMING_SNAKE_CASE_  ) or not node:
      return
   lowercase__					  =				[]
   lowercase__					  =				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__					  =				n.left
      # end of while means current node doesn't have left child
      lowercase__					  =				stack.pop()
      # start to traverse its right child
      lowercase__					  =				n.right



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



def __lowerCAmelCase (     SCREAMING_SNAKE_CASE_  ):
   if not isinstance(SCREAMING_SNAKE_CASE_						,  SCREAMING_SNAKE_CASE_  ) or not node:
      return
   lowercase__  ,       lowercase__					  =				[], []
   lowercase__					  =				node
   stacka.append(SCREAMING_SNAKE_CASE_  )
   while stacka:  # to find the reversed order of post order, store it in stack2
      lowercase__					  =				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 (     SCREAMING_SNAKE_CASE_ = ""						,  SCREAMING_SNAKE_CASE_=50						,  SCREAMING_SNAKE_CASE_="*"  ):
   if not s:
      return "\n" + width * char
   lowercase__  ,       lowercase__					  =				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"""))

       lowercase_								=     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())









# Copyright 2021 The HuggingFace Team. All rights reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

from argparse import ArgumentParser

from accelerate.commands.config import get_config_parser
from accelerate.commands.env import env_command_parser
from accelerate.commands.launch import launch_command_parser
from accelerate.commands.test import test_command_parser
from accelerate.commands.tpu import tpu_command_parser



def __lowerCAmelCase (     ):
			lowercase__					  =				ArgumentParser("Accelerate CLI tool"						,  usage="accelerate <command> [<args>]"						,  allow_abbrev=SCREAMING_SNAKE_CASE_  )
			lowercase__					  =				parser.add_subparsers(help="accelerate command helpers"  )

			# Register commands
			get_config_parser(subparsers=SCREAMING_SNAKE_CASE_  )
			env_command_parser(subparsers=SCREAMING_SNAKE_CASE_  )
			launch_command_parser(subparsers=SCREAMING_SNAKE_CASE_  )
			tpu_command_parser(subparsers=SCREAMING_SNAKE_CASE_  )
			test_command_parser(subparsers=SCREAMING_SNAKE_CASE_  )

			# Let's go
			lowercase__					  =				parser.parse_args()

			if not hasattr(SCREAMING_SNAKE_CASE_						,  "func"  ):
						parser.print_help()
						exit(1  )

			# Run
			args.func(SCREAMING_SNAKE_CASE_  )


if __name__ == "__main__":
							main()




