



'''simple docstring'''






import webbrowser
from sys import argv
from urllib.parse import parse_qs, quote

import requests
from bsa import BeautifulSoup
from fake_useragent import UserAgent

if __name__ == "__main__":
   A_							: List[str]						 =	"""%20""".join(argv[1:]) if len(argv) > 1 else quote(str(input("""Search: """)))

   print("""Googling.....""")

   A_							: Tuple						 =	f"""https://www.google.com/search?q={query}&num=100"""

   A_							: Union[str, Any]						 =	requests.get(
       url,
       headers={"""User-Agent""": str(UserAgent().random)},
   )

   try:
      A_							: List[Any]						 =	(
          BeautifulSoup(res.text, """html.parser""")
          .find("""div""", attrs={"""class""": """yuRUbf"""})
          .find("""a""")
          .get("""href""")
      )

   except AttributeError:
      A_							: Dict						 =	parse_qs(
          BeautifulSoup(res.text, """html.parser""")
          .find("""div""", attrs={"""class""": """kCrYT"""})
          .find("""a""")
          .get("""href""")
      )["""url"""][0]

   webbrowser.open(link)








'''simple docstring'''






from __future__ import annotations

import queue



class 							lowercase       :


 """simple docstring"""


 def __init__(							self  ,a_							)		->   str:
        _UpperCAmelCase  :						Optional[Any]			     = data
        _UpperCAmelCase  :						Optional[int]			     = None
        _UpperCAmelCase  :						Union[str, Any]			     = None







def     snake_case_					(     )->		TreeNode:





       '''simple docstring'''


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




def     snake_case_					(     lowerCAmelCase_		)->		None:





       '''simple docstring'''


       if not isinstance(lowerCAmelCase_       ,   lowerCAmelCase_		) or not node:
              return
       print(node.data       ,   end=""","""		)
       pre_order(node.left		)
       pre_order(node.right		)




def     snake_case_					(     lowerCAmelCase_		)->		None:





       '''simple docstring'''


       if not isinstance(lowerCAmelCase_       ,   lowerCAmelCase_		) or not node:
              return
       in_order(node.left		)
       print(node.data       ,   end=""","""		)
       in_order(node.right		)




def     snake_case_					(     lowerCAmelCase_		)->		None:





       '''simple docstring'''


       if not isinstance(lowerCAmelCase_       ,   lowerCAmelCase_		) or not node:
              return
       post_order(node.left		)
       post_order(node.right		)
       print(node.data       ,   end=""","""		)




def     snake_case_					(     lowerCAmelCase_		)->		None:





       '''simple docstring'''


       if not isinstance(lowerCAmelCase_       ,   lowerCAmelCase_		) or not node:
              return
       _UpperCAmelCase  :						queue.Queue			     = queue.Queue()
       q.put(lowerCAmelCase_		)
       while not q.empty():
              _UpperCAmelCase  :						Dict			     = 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     snake_case_					(     lowerCAmelCase_		)->		None:





       '''simple docstring'''


       if not isinstance(lowerCAmelCase_       ,   lowerCAmelCase_		) or not node:
              return
       _UpperCAmelCase  :						queue.Queue			     = queue.Queue()
       q.put(lowerCAmelCase_		)
       while not q.empty():
              _UpperCAmelCase  :						Optional[int]			     = []
              while not q.empty():
                     _UpperCAmelCase  :						Optional[int]			     = 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(lowerCAmelCase_		)




def     snake_case_					(     lowerCAmelCase_		)->		None:





       '''simple docstring'''


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




def     snake_case_					(     lowerCAmelCase_		)->		None:





       '''simple docstring'''


       if not isinstance(lowerCAmelCase_       ,   lowerCAmelCase_		) or not node:
              return
       _UpperCAmelCase  :						list[TreeNode]			     = []
       _UpperCAmelCase  :						Optional[Any]			     = node
       while n or stack:
              while n:
                     stack.append(lowerCAmelCase_		)
                     _UpperCAmelCase  :						Tuple			     = n.left
              _UpperCAmelCase  :						Union[str, Any]			     = stack.pop()
              print(n.data       ,   end=""","""		)
              _UpperCAmelCase  :						Any			     = n.right




def     snake_case_					(     lowerCAmelCase_		)->		None:





       '''simple docstring'''


       if not isinstance(lowerCAmelCase_       ,   lowerCAmelCase_		) or not node:
              return
       _UpperCAmelCase     ,_UpperCAmelCase  :						str			     = [], []
       _UpperCAmelCase  :						Dict			     = node
       stacka.append(lowerCAmelCase_		)
       while stacka:  # to find the reversed order of post order, store it in stack2
              _UpperCAmelCase  :						Optional[int]			     = stacka.pop()
              if n.left:
                     stacka.append(n.left		)
              if n.right:
                     stacka.append(n.right		)
              stacka.append(lowerCAmelCase_		)
       while stacka:  # pop up from stack2 will be the post order
              print(stacka.pop().data       ,   end=""","""		)




def     snake_case_					(     lowerCAmelCase_ = ""       ,   lowerCAmelCase_=50       ,   lowerCAmelCase_="*"		)->		str:





       '''simple docstring'''


       if not s:
              return "\n" + width * char
       _UpperCAmelCase     ,_UpperCAmelCase  :						Optional[Any]			     = divmod(width - len(lowerCAmelCase_		) - 2       ,   2		)
       return F'''{left * char} {s} {(left + extra) * char}'''


if __name__ == "__main__":
   import doctest

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

   A_							: TreeNode						 =	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("""*""" * 5_0 + """\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())



