from collections.abc import Sequence
from queue import Queue


class 			lowerCamelCase_  :






    '''simple docstring'''






    def __init__(			self				,				__lowercase				,				__lowercase				,				__lowercase				,				__lowercase=None				,				__lowercase=None) ->			Tuple:
        __UpperCamelCase  :List[Any]    						=	start
        __UpperCamelCase  :List[Any]    						=	end
        __UpperCamelCase  :Optional[Any]    						=	val
        __UpperCamelCase  :Any    						=	(start + end) // 2
        __UpperCamelCase  :Tuple    						=	left
        __UpperCamelCase  :List[str]    						=	right







    def __repr__(			self) ->			Optional[int]:
        return f"""SegmentTreeNode(start={self.start}, end={self.end}, val={self.val})"""


class 			lowerCamelCase_  :






    '''simple docstring'''






    def __init__(			self				,				__lowercase				,				__lowercase) ->			int:
        __UpperCamelCase  :Dict    						=	collection
        __UpperCamelCase  :int    						=	function
        if self.collection:
            __UpperCamelCase  :Dict    						=	self._build_tree(0				,				len(__lowercase) - 1)







    def     UpperCamelCase__     (			self				,				__lowercase				,				__lowercase) ->			Optional[int]:
        self._update_tree(self.root				,				__lowercase				,				__lowercase)







    def     UpperCamelCase__     (			self				,				__lowercase				,				__lowercase) ->			Any:
        return self._query_range(self.root				,				__lowercase				,				__lowercase)







    def     UpperCamelCase__     (			self				,				__lowercase				,				__lowercase) ->			str:
        if start == end:
            return SegmentTreeNode(__lowercase				,				__lowercase				,				self.collection[start])
        __UpperCamelCase  :Union[str, Any]    						=	(start + end) // 2
        __UpperCamelCase  :str    						=	self._build_tree(__lowercase				,				__lowercase)
        __UpperCamelCase  :str    						=	self._build_tree(mid + 1				,				__lowercase)
        return SegmentTreeNode(__lowercase				,				__lowercase				,				self.fn(left.val				,				right.val)				,				__lowercase				,				__lowercase)







    def     UpperCamelCase__     (			self				,				__lowercase				,				__lowercase				,				__lowercase) ->			Any:
        if node.start == i and node.end == i:
            __UpperCamelCase  :int    						=	val
            return
        if i <= node.mid:
            self._update_tree(node.left				,				__lowercase				,				__lowercase)
        else:
            self._update_tree(node.right				,				__lowercase				,				__lowercase)
        __UpperCamelCase  :str    						=	self.fn(node.left.val				,				node.right.val)







    def     UpperCamelCase__     (			self				,				__lowercase				,				__lowercase				,				__lowercase) ->			Dict:
        if node.start == i and node.end == j:
            return node.val

        if i <= node.mid:
            if j <= node.mid:
                # range in left child tree
                return self._query_range(node.left				,				__lowercase				,				__lowercase)
            else:
                # range in left child tree and right child tree
                return self.fn(
                    self._query_range(node.left				,				__lowercase				,				node.mid)				,				self._query_range(node.right				,				node.mid + 1				,				__lowercase)				,				)
        else:
            # range in right child tree
            return self._query_range(node.right				,				__lowercase				,				__lowercase)







    def     UpperCamelCase__     (			self) ->			Union[str, Any]:
        if self.root is not None:
            __UpperCamelCase  :int    						=	Queue()
            queue.put(self.root)
            while not queue.empty():
                __UpperCamelCase  :List[Any]    						=	queue.get()
                yield node

                if node.left is not None:
                    queue.put(node.left)

                if node.right is not None:
                    queue.put(node.right)


if __name__ == "__main__":
    import operator

    for fn in [operator.add, max, min]:
        print('''*''' * 50)
        __lowercase											=      SegmentTree([2, 1, 5, 3, 4], fn)
        for node in arr.traverse():
            print(node)
        print()

        arr.update(1, 5)
        for node in arr.traverse():
            print(node)
        print()

        print(arr.query_range(3, 4))  # 7
        print(arr.query_range(2, 2))  # 5
        print(arr.query_range(1, 3))  # 13
        print()






import requests
from bsa import BeautifulSoup



def lowerCamelCase						(     SCREAMING_SNAKE_CASE						,    SCREAMING_SNAKE_CASE			):
    '''simple docstring'''







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


if __name__ == "__main__":
    __lowercase											=      {
        '''title''': (
            '''Precisely geometry controlled microsupercapacitors for ultrahigh areal '''
            '''capacitance, volumetric capacitance, and energy density'''
        ),
        '''journal''': '''Chem. Mater.''',
        '''volume''': 30,
        '''pages''': '''3979-3990''',
        '''year''': 2018,
        '''hl''': '''en''',
    }
    print(get_citation('''https://scholar.google.com/scholar_lookup''', params=params))





