






from __future__ import annotations


class    _lowerCAmelCase			:



    """simple docstring"""



    def __init__(      self    :    Optional[int]			,		UpperCamelCase__    :    int):






           '''simple docstring'''







           snake_case__	  =       data
           snake_case__	  =       None
           snake_case__	  =       None


def _UpperCAmelCase   (	a						:	Node | None ):  # In Order traversal of the tree
       if tree:
              display(tree.left )
              print(tree.data )
              display(tree.right )

def _UpperCAmelCase   (	a						:	Node | None ):
       return 1 + max(depth_of_tree(tree.left )  ,					depth_of_tree(tree.right ) ) if tree else 0

def _UpperCAmelCase   (	a						:	Node ):
       if not tree:
              return True
       if tree.left and tree.right:
              return is_full_binary_tree(tree.left ) and is_full_binary_tree(tree.right )
       else:
              return not tree.left and not tree.right

def _UpperCAmelCase   (	):  # Main function for testing.
       snake_case__	  =       Node(1 )
       snake_case__	  =       Node(2 )
       snake_case__	  =       Node(3 )
       snake_case__	  =       Node(4 )
       snake_case__	  =       Node(5 )
       snake_case__	  =       Node(6 )
       snake_case__	  =       Node(7 )
       snake_case__	  =       Node(8 )
       snake_case__	  =       Node(9 )

       print(is_full_binary_tree(a ) )
       print(depth_of_tree(a ) )
       print("""Tree is: """ )
       display(a )


if __name__ == "__main__":
 main()








import requests
from bsa import BeautifulSoup

def _UpperCAmelCase   (	a						:	str  ,					a						:	dict ):
							snake_case__	  =       BeautifulSoup(requests.get(a  ,					params=a ).content  ,					"""html.parser""" )
							snake_case__	  =       soup.find("""div"""  ,					attrs={"""class""": """gs_ri"""} )
							snake_case__	  =       div.find("""div"""  ,					attrs={"""class""": """gs_fl"""} ).find_all("""a""" )
							return anchors[2].get_text()


if __name__ == "__main__":
	a__       =     {
	    """title""": (
	        """Precisely geometry controlled microsupercapacitors for ultrahigh areal """
	        """capacitance, volumetric capacitance, and energy density"""
	    ),
	    """journal""": """Chem. Mater.""",
	    """volume""": 3_0,
	    """pages""": """3979-3990""",
	    """year""": 2_0_1_8,
	    """hl""": """en""",
	}
	print(get_citation("""https://scholar.google.com/scholar_lookup""", params=params))
