from copy import deepcopy

class       snake_case					:




  def __init__(      self     :	Tuple     , a_     :	list[int] | None = None     , a_     :	int | None = None				)->       None:




       """simple docstring"""

       if arr is None and size is not None:
            SCREAMING_SNAKE_CASE__				:				Optional[Any]			=		size
            SCREAMING_SNAKE_CASE__				:				Optional[Any]			=		[0] * size
       elif arr is not None:
            self.init(a_				)
       else:
            raise ValueError('Either arr or size must be specified'				)




  def 	__lowercase(      self     :	Optional[Any]     , a_     :	list[int]				)->       None:




       """simple docstring"""
       SCREAMING_SNAKE_CASE__				:				int			=		len(a_				)
       SCREAMING_SNAKE_CASE__				:				Optional[Any]			=		deepcopy(a_				)
       for i in range(1     , self.size				):
            SCREAMING_SNAKE_CASE__				:				Optional[int]			=		self.next_(a_				)
            if j < self.size:
                 self.tree[j] += self.tree[i]




  def 	__lowercase(      self     :	Dict				)->       list[int]:




       """simple docstring"""
       SCREAMING_SNAKE_CASE__				:				List[str]			=		self.tree[:]
       for i in range(self.size - 1     , 0     , -1				):
            SCREAMING_SNAKE_CASE__				:				List[Any]			=		self.next_(a_				)
            if j < self.size:
                 arr[j] -= arr[i]
       return arr




  @staticmethod
  def 	__lowercase(      a_     :	int				)->       int:




       """simple docstring"""
       return index + (index & (-index))




  @staticmethod
  def 	__lowercase(      a_     :	int				)->       int:




       """simple docstring"""
       return index - (index & (-index))




  def 	__lowercase(      self     :	Optional[Any]     , a_     :	int     , a_     :	int				)->       None:




       """simple docstring"""
       if index == 0:
            self.tree[0] += value
            return
       while index < self.size:
            self.tree[index] += value
            SCREAMING_SNAKE_CASE__				:				Any			=		self.next_(a_				)




  def 	__lowercase(      self     :	Union[str, Any]     , a_     :	int     , a_     :	int				)->       None:




       """simple docstring"""
       self.add(a_     , value - self.get(a_				)				)




  def 	__lowercase(      self     :	int     , a_     :	int				)->       int:




       """simple docstring"""
       if right == 0:
            return 0
       SCREAMING_SNAKE_CASE__				:				List[str]			=		self.tree[0]
       right -= 1  # make right inclusive
       while right > 0:
            result += self.tree[right]
            SCREAMING_SNAKE_CASE__				:				str			=		self.prev(a_				)
       return result




  def 	__lowercase(      self     :	Any     , a_     :	int     , a_     :	int				)->       int:




       """simple docstring"""
       return self.prefix(a_				) - self.prefix(a_				)




  def 	__lowercase(      self     :	str     , a_     :	int				)->       int:




       """simple docstring"""
       return self.query(a_     , index + 1				)




  def 	__lowercase(      self     :	Tuple     , a_     :	int				)->       int:




       """simple docstring"""
       value -= self.tree[0]
       if value < 0:
            return -1

       SCREAMING_SNAKE_CASE__				:				List[Any]			=		1  # Largest power of 2 <= size
       while j * 2 < self.size:
            j *= 2

       SCREAMING_SNAKE_CASE__				:				Optional[int]			=		0

       while j > 0:
            if i + j < self.size and self.tree[i + j] <= value:
                 value -= self.tree[i + j]
                 i += j
            j //= 2
       return i


if __name__ == "__main__":
      import doctest

      doctest.testmod()




import requests

SCREAMING_SNAKE_CASE__		:					int						=					"https://newsapi.org/v1/articles?source=bbc-news&sortBy=top&apiKey="







def     _a				(      lowercase__  :			str ):







     '''simple docstring'''


     SCREAMING_SNAKE_CASE__				:				Optional[Any]			=		requests.get(_NEWS_API + bbc_news_api_key ).json()
     # each article in the list is a dict
     for i, article in enumerate(bbc_news_page['articles']     ,  1 ):
          print(f'''{i}.) {article['title']}''' )


if __name__ == "__main__":
      fetch_bbc_news(bbc_news_api_key="<Your BBC News API key goes here>")



