


"""simple docstring"""







import requests
from bsa import BeautifulSoup
def 					a__			(				SCREAMING_SNAKE_CASE    :    str				,      SCREAMING_SNAKE_CASE    :    dict				):


  '''simple docstring'''







  lowerCAmelCase     :     Optional[int]								=							BeautifulSoup(requests.get(SCREAMING_SNAKE_CASE				,      params=SCREAMING_SNAKE_CASE				).content				,      "html.parser"				)
  lowerCAmelCase     :     int								=							soup.find("div"				,      attrs={"class": "gs_ri"}				)
  lowerCAmelCase     :     Optional[Any]								=							div.find("div"				,      attrs={"class": "gs_fl"}				).find_all("a"				)
  return anchors[2].get_text()


if __name__ == "__main__":
     lowerCAmelCase__      				=   {
         '''title''': (
             '''Precisely geometry controlled microsupercapacitors for ultrahigh areal '''
             '''capacitance, volumetric capacitance, and energy density'''
         ),
         '''journal''': '''Chem. Mater.''',
         '''volume''': 30,
         '''pages''': '''3979-3990''',
         '''year''': 2_018,
         '''hl''': '''en''',
     }
     print(get_citation('''https://scholar.google.com/scholar_lookup''', params=params))









"""simple docstring"""







from __future__ import annotations

from collections import namedtuple
from dataclasses import dataclass


@dataclass
class       SCREAMING_SNAKE_CASE__				:
       """simple docstring"""


       a  :				int
       a  :				TreeNode | None   =None
       a  :				TreeNode | None   =None

lowerCAmelCase__      				=   namedtuple('''CoinsDistribResult''', '''moves excess''')
def 					a__			(				SCREAMING_SNAKE_CASE    :    TreeNode | None				):


  '''simple docstring'''







  if root is None:
    return 0

  # Validation
  def count_nodes(SCREAMING_SNAKE_CASE    :    TreeNode | None				) -> int:
    if node is None:
      return 0

    return count_nodes(node.left				) + count_nodes(node.right				) + 1

  def count_coins(SCREAMING_SNAKE_CASE    :    TreeNode | None				) -> int:
    if node is None:
      return 0

    return count_coins(node.left				) + count_coins(node.right				) + node.data

  if count_nodes(SCREAMING_SNAKE_CASE				) != count_coins(SCREAMING_SNAKE_CASE				):
    raise ValueError("The nodes number should be same as the number of coins"				)

  # Main calculation
  def get_distrib(SCREAMING_SNAKE_CASE    :    TreeNode | None				) -> CoinsDistribResult:

    if node is None:
      return CoinsDistribResult(0				,      1				)

    lowerCAmelCase						,  lowerCAmelCase     :     List[str]								=							get_distrib(node.left				)
    lowerCAmelCase						,  lowerCAmelCase     :     List[str]								=							get_distrib(node.right				)

    lowerCAmelCase     :     Union[str, Any]								=							1 - left_distrib_excess
    lowerCAmelCase     :     List[Any]								=							1 - right_distrib_excess

    lowerCAmelCase     :     int								=							(
        left_distrib_moves
        + right_distrib_moves
        + abs(SCREAMING_SNAKE_CASE				)
        + abs(SCREAMING_SNAKE_CASE				)
    )
    lowerCAmelCase     :     int								=							node.data - coins_to_left - coins_to_right

    return CoinsDistribResult(SCREAMING_SNAKE_CASE				,      SCREAMING_SNAKE_CASE				)

  return get_distrib(SCREAMING_SNAKE_CASE				)[0]


if __name__ == "__main__":
     import doctest

     doctest.testmod()





