





from __future__ import annotations

from dataclasses import dataclass


@dataclass
class 						lowerCamelCase       :







							"""simple docstring"""




							UpperCAmelCase_      						=   42
							UpperCAmelCase_      						=   None
							UpperCAmelCase_      						=   None




def _a (  SCREAMING_SNAKE_CASE__      :  TreeNode | None       )	->    bool:

							'''simple docstring'''






							def is_valid_tree(SCREAMING_SNAKE_CASE__      :  TreeNode | None       ) -> bool:
														if node is None:
																					return True

														if not isinstance(SCREAMING_SNAKE_CASE__			,				SCREAMING_SNAKE_CASE__       ):
																					return False

														try:
																					float(node.data       )
														except (TypeError, ValueError):
																					return False

														return is_valid_tree(node.left       ) and is_valid_tree(node.right       )

							if not is_valid_tree(SCREAMING_SNAKE_CASE__       ):
														raise ValueError(
														    "Each node should be type of TreeNode and data should be float."       )

							def is_binary_search_tree_recursive_check(
							    SCREAMING_SNAKE_CASE__      :  TreeNode | None			,				SCREAMING_SNAKE_CASE__      :  float			,				SCREAMING_SNAKE_CASE__      :  float       ) -> bool:

														if node is None:
																					return True

														return (
														    left_bound < node.data < right_bound
														    and is_binary_search_tree_recursive_check(node.left			,				SCREAMING_SNAKE_CASE__			,				node.data       )
														    and is_binary_search_tree_recursive_check(
														        node.right			,				node.data			,				SCREAMING_SNAKE_CASE__       )
														)

							return is_binary_search_tree_recursive_check(SCREAMING_SNAKE_CASE__			,				-float("inf"       )			,				float("inf"       )       )


if __name__ == "__main__":
		import doctest

		doctest.testmod()













import requests
from bsa import BeautifulSoup




def _a (  SCREAMING_SNAKE_CASE__      :  str			,				SCREAMING_SNAKE_CASE__      :  dict       )	->    str:

							'''simple docstring'''






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


if __name__ == "__main__":
		_lowerCamelCase :    Any  							= {
		    '''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))






