


from collections.abc import Sequence
from queue import Queue






class    UpperCAmelCase__	:



    """simple docstring"""






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






    def __repr__(      self   )  ->	List[str]:
         return f'SegmentTreeNode(start={self.start}, end={self.end}, val={self.val})'






class    UpperCAmelCase__	:



    """simple docstring"""






    def __init__(      self ,       A_ ,       A_   )  ->	List[str]:
         __UpperCamelCase   							=collection
         __UpperCamelCase   							=function
         if self.collection:
              __UpperCamelCase   							=self._build_tree(0 ,       len(A_   ) - 1   )






    def _a (      self ,       A_ ,       A_   )  ->	Any:
         self._update_tree(self.root ,       A_ ,       A_   )






    def _a (      self ,       A_ ,       A_   )  ->	str:
         return self._query_range(self.root ,       A_ ,       A_   )






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






    def _a (      self ,       A_ ,       A_ ,       A_   )  ->	List[str]:
         if node.start == i and node.end == i:
              __UpperCamelCase   							=val
              return
         if i <= node.mid:
              self._update_tree(node.left ,       A_ ,       A_   )
         else:
              self._update_tree(node.right ,       A_ ,       A_   )
         __UpperCamelCase   							=self.fn(node.left.val ,       node.right.val   )






    def _a (      self ,       A_ ,       A_ ,       A_   )  ->	Optional[Any]:
         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 ,       A_ ,       A_   )
              else:
                   # range in left child tree and right child tree
                   return self.fn(
                       self._query_range(node.left ,       A_ ,       node.mid   ) ,       self._query_range(node.right ,       node.mid + 1 ,       A_   ) ,       )
         else:
              # range in right child tree
              return self._query_range(node.right ,       A_ ,       A_   )






    def _a (      self   )  ->	int:
         if self.root is not None:
              __UpperCamelCase   							=Queue()
              queue.put(self.root   )
              while not queue.empty():
                   __UpperCamelCase   							=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)
      _A			=						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 sys

from .dependency_versions_table import deps
from .utils.versions import require_version, require_version_core


# define which module versions we always want to check at run time
# (usually the ones defined in `install_requires` in setup.py)
#
# order specific notes:
# - tqdm must be checked before tokenizers

_A			=						'python tqdm regex requests packaging filelock numpy tokenizers'.split()
if sys.version_info < (3, 7):
   pkgs_to_check_at_runtime.append('dataclasses')
if sys.version_info < (3, 8):
   pkgs_to_check_at_runtime.append('importlib_metadata')

for pkg in pkgs_to_check_at_runtime:
   if pkg in deps:
      if pkg == "tokenizers":
         # must be loaded here, or else tqdm check may fail
         from .utils import is_tokenizers_available

         if not is_tokenizers_available():
            continue  # not required, check version only if installed

      require_version_core(deps[pkg])
   else:
      raise ValueError(f"""can't find {pkg} in {deps.keys()}, check dependency_versions_table.py""")

def 						_UpperCAmelCase    (      SCREAMING_SNAKE_CASE__      : Union[str, Any]      ,					SCREAMING_SNAKE_CASE__      : Optional[int]=None    ):
     require_version(deps[pkg]      ,					SCREAMING_SNAKE_CASE__    )





