






from __future__ import annotations

import math
import random
from typing import Any




class       snake_case__ :

       '''simple docstring'''



       def __init__(				self     )			->   str:






            '''simple docstring'''





            __snake_case      :list[Any] 							=    []
            __snake_case      :int 							=    0
            __snake_case      :int 							=    0



       def        __lowercase    (				self     )			->   Optional[Any]:






            '''simple docstring'''





            return self.head == self.tail



       def        __lowercase    (				self      ,    a__     )			->   Any:






            '''simple docstring'''





            self.data.append(a__     )
            __snake_case      :Tuple 							=    self.tail + 1



       def        __lowercase    (				self     )			->   List[Any]:






            '''simple docstring'''





            __snake_case      :List[str] 							=    self.data[self.head]
            __snake_case      :str 							=    self.head + 1
            return ret



       def        __lowercase    (				self     )			->   Any:






            '''simple docstring'''





            return self.tail - self.head



       def        __lowercase    (				self     )			->   Tuple:






            '''simple docstring'''





            print(self.data     )
            print("""**************"""     )
            print(self.data[self.head : self.tail]     )




class       snake_case__ :

       '''simple docstring'''



       def __init__(				self      ,    a__     )			->   Optional[Any]:






            '''simple docstring'''





            __snake_case      :Dict 							=    data
            __snake_case      :MyNode | None 							=    None
            __snake_case      :MyNode | None 							=    None
            __snake_case      :int 							=    1



       def        __lowercase    (				self     )			->   str:






            '''simple docstring'''





            return self.data



       def        __lowercase    (				self     )			->   str:






            '''simple docstring'''





            return self.left



       def        __lowercase    (				self     )			->   Any:






            '''simple docstring'''





            return self.right



       def        __lowercase    (				self     )			->   Optional[int]:






            '''simple docstring'''





            return self.height



       def        __lowercase    (				self      ,    a__     )			->   Tuple:






            '''simple docstring'''





            __snake_case      :Any 							=    data



       def        __lowercase    (				self      ,    a__     )			->   int:






            '''simple docstring'''





            __snake_case      :List[Any] 							=    node



       def        __lowercase    (				self      ,    a__     )			->   List[Any]:






            '''simple docstring'''





            __snake_case      :List[Any] 							=    node



       def        __lowercase    (				self      ,    a__     )			->   Optional[Any]:






            '''simple docstring'''





            __snake_case      :Optional[int] 							=    height






def 	UpperCamelCase	(							snake_case__  : MyNode | None	):




     '''simple docstring'''






     if node is None:
          return 0
     return node.get_height()






def 	UpperCamelCase	(							snake_case__  : int						,snake_case__  : int	):




     '''simple docstring'''






     if a > b:
          return a
     return b






def 	UpperCamelCase	(							snake_case__  : MyNode	):




     '''simple docstring'''






     print("""left rotation node:"""						,node.get_data()	)
     __snake_case      :List[Any] 							=    node.get_left()
     assert ret is not None
     node.set_left(ret.get_right()	)
     ret.set_right(__a	)
     __snake_case      :Any 							=    my_max(get_height(node.get_right()	)						,get_height(node.get_left()	)	) + 1
     node.set_height(__a	)
     __snake_case      :Optional[Any] 							=    my_max(get_height(ret.get_right()	)						,get_height(ret.get_left()	)	) + 1
     ret.set_height(__a	)
     return ret






def 	UpperCamelCase	(							snake_case__  : MyNode	):




     '''simple docstring'''






     print("""right rotation node:"""						,node.get_data()	)
     __snake_case      :Union[str, Any] 							=    node.get_right()
     assert ret is not None
     node.set_right(ret.get_left()	)
     ret.set_left(__a	)
     __snake_case      :Dict 							=    my_max(get_height(node.get_right()	)						,get_height(node.get_left()	)	) + 1
     node.set_height(__a	)
     __snake_case      :str 							=    my_max(get_height(ret.get_right()	)						,get_height(ret.get_left()	)	) + 1
     ret.set_height(__a	)
     return ret






def 	UpperCamelCase	(							snake_case__  : MyNode	):




     '''simple docstring'''






     __snake_case      :List[Any] 							=    node.get_left()
     assert left_child is not None
     node.set_left(left_rotation(__a	)	)
     return right_rotation(__a	)






def 	UpperCamelCase	(							snake_case__  : MyNode	):




     '''simple docstring'''






     __snake_case      :Union[str, Any] 							=    node.get_right()
     assert right_child is not None
     node.set_right(right_rotation(__a	)	)
     return left_rotation(__a	)






def 	UpperCamelCase	(							snake_case__  : MyNode | None						,snake_case__  : Any	):




     '''simple docstring'''






     if node is None:
          return MyNode(__a	)
     if data < node.get_data():
          node.set_left(insert_node(node.get_left()						,__a	)	)
          if (
              get_height(node.get_left()	) - get_height(node.get_right()	) == 2
          ):  # an unbalance detected
               __snake_case      :List[str] 							=    node.get_left()
               assert left_child is not None
               if (
                   data < left_child.get_data()
               ):  # new node is the left child of the left child
                    __snake_case      :Tuple 							=    right_rotation(__a	)
               else:
                    __snake_case      :Optional[Any] 							=    lr_rotation(__a	)
     else:
          node.set_right(insert_node(node.get_right()						,__a	)	)
          if get_height(node.get_right()	) - get_height(node.get_left()	) == 2:
               __snake_case      :List[Any] 							=    node.get_right()
               assert right_child is not None
               if data < right_child.get_data():
                    __snake_case      :int 							=    rl_rotation(__a	)
               else:
                    __snake_case      :Any 							=    left_rotation(__a	)
     __snake_case      :Optional[Any] 							=    my_max(get_height(node.get_right()	)						,get_height(node.get_left()	)	) + 1
     node.set_height(__a	)
     return node






def 	UpperCamelCase	(							snake_case__  : MyNode	):




     '''simple docstring'''






     while True:
          __snake_case      :Tuple 							=    root.get_right()
          if right_child is None:
               break
          __snake_case      :Tuple 							=    right_child
     return root.get_data()






def 	UpperCamelCase	(							snake_case__  : MyNode	):




     '''simple docstring'''






     while True:
          __snake_case      :Optional[Any] 							=    root.get_left()
          if left_child is None:
               break
          __snake_case      :Dict 							=    left_child
     return root.get_data()






def 	UpperCamelCase	(							snake_case__  : MyNode						,snake_case__  : Any	):




     '''simple docstring'''






     __snake_case      :Tuple 							=    root.get_left()
     __snake_case      :Optional[int] 							=    root.get_right()
     if root.get_data() == data:
          if left_child is not None and right_child is not None:
               __snake_case      :Optional[int] 							=    get_left_most(__a	)
               root.set_data(__a	)
               root.set_right(del_node(__a						,__a	)	)
          elif left_child is not None:
               __snake_case      :str 							=    left_child
          elif right_child is not None:
               __snake_case      :List[Any] 							=    right_child
          else:
               return None
     elif root.get_data() > data:
          if left_child is None:
               print("""No such data"""	)
               return root
          else:
               root.set_left(del_node(__a						,__a	)	)
     else:  # root.get_data() < data
          if right_child is None:
               return root
          else:
               root.set_right(del_node(__a						,__a	)	)

     if get_height(__a	) - get_height(__a	) == 2:
          assert right_child is not None
          if get_height(right_child.get_right()	) > get_height(right_child.get_left()	):
               __snake_case      :Dict 							=    left_rotation(__a	)
          else:
               __snake_case      :int 							=    rl_rotation(__a	)
     elif get_height(__a	) - get_height(__a	) == -2:
          assert left_child is not None
          if get_height(left_child.get_left()	) > get_height(left_child.get_right()	):
               __snake_case      :List[str] 							=    right_rotation(__a	)
          else:
               __snake_case      :List[str] 							=    lr_rotation(__a	)
     __snake_case      :Optional[Any] 							=    my_max(get_height(root.get_right()	)						,get_height(root.get_left()	)	) + 1
     root.set_height(__a	)
     return root




class       snake_case__ :

       '''simple docstring'''



       def __init__(				self     )			->   Dict:






            '''simple docstring'''





            __snake_case      :MyNode | None 							=    None



       def        __lowercase    (				self     )			->   Optional[Any]:






            '''simple docstring'''





            return get_height(self.root     )



       def        __lowercase    (				self      ,    a__     )			->   Dict:






            '''simple docstring'''





            print("""insert:""" + str(a__     )     )
            __snake_case      :Dict 							=    insert_node(self.root      ,    a__     )



       def        __lowercase    (				self      ,    a__     )			->   str:






            '''simple docstring'''





            print("""delete:""" + str(a__     )     )
            if self.root is None:
                 print("""Tree is empty!"""     )
                 return
            __snake_case      :Union[str, Any] 							=    del_node(self.root      ,    a__     )



       def __str__(				self      ,    )			->   Dict:  # a level traversale, gives a more intuitive look on the tree






            '''simple docstring'''





            __snake_case      :Any 							=    ''
            __snake_case      :Any 							=    MyQueue()
            q.push(self.root     )
            __snake_case      :Tuple 							=    self.get_height()
            if layer == 0:
                 return output
            __snake_case      :Tuple 							=    0
            while not q.is_empty():
                 __snake_case      :List[str] 							=    q.pop()
                 __snake_case      :Optional[int] 							=    ' ' * int(math.pow(2      ,    layer - 1     )     )
                 output += space
                 if node is None:
                      output += "*"
                      q.push(a__     )
                      q.push(a__     )
                 else:
                      output += str(node.get_data()     )
                      q.push(node.get_left()     )
                      q.push(node.get_right()     )
                 output += space
                 __snake_case      :Optional[Any] 							=    cnt + 1
                 for i in range(1_00     ):
                      if cnt == math.pow(2      ,    a__     ) - 1:
                           __snake_case      :str 							=    layer - 1
                           if layer == 0:
                                output += "\n*************************************"
                                return output
                           output += "\n"
                           break
            output += "\n*************************************"
            return output






def 	UpperCamelCase	(							):




     '''simple docstring'''






     import doctest

     doctest.testmod()


if __name__ == "__main__":
     _test()
     lowerCamelCase__       		=  AVLtree()
     lowerCamelCase__       		=  list(range(10))
     random.shuffle(lst)
     for i in lst:
          t.insert(i)
          print(str(t))
     random.shuffle(lst)
     for i in lst:
          t.del_node(i)
          print(str(t))







"""simple docstring"""







from typing import List, Optional, TypeVar

from .arrow_dataset import Dataset, _concatenate_map_style_datasets, _interleave_map_style_datasets
from .dataset_dict import DatasetDict, IterableDatasetDict
from .info import DatasetInfo
from .iterable_dataset import IterableDataset, _concatenate_iterable_datasets, _interleave_iterable_datasets
from .splits import NamedSplit
from .utils import logging
from .utils.py_utils import Literal


a_							=    logging.get_logger(__name__)


a_							=    TypeVar("""DatasetType""", Dataset, IterableDataset)

def     UpperCAmelCase_					(				__a   :			List[DatasetType]      ,							__a   :			Optional[List[float]] = None      ,							__a   :			Optional[int] = None      ,							__a   :			Optional[DatasetInfo] = None      ,							__a   :			Optional[NamedSplit] = None      ,							__a   :			Literal["first_exhausted", "all_exhausted"] = "first_exhausted"      ,							):




			'''simple docstring'''



			from .arrow_dataset import Dataset
			from .iterable_dataset import IterableDataset

			if not datasets:
						raise ValueError('Unable to interleave an empty list of datasets.'						)
			for i, dataset in enumerate(__a						):
						if not isinstance(__a      ,							(Dataset, IterableDataset)						):
									if isinstance(__a      ,							(DatasetDict, IterableDatasetDict)						):
												if not dataset:
															raise ValueError(
															    f"Expected a list of Dataset objects or a list of IterableDataset objects, but element at position {i} "
															    'is an empty dataset dictionary.'						)
												raise ValueError(
												    f"Dataset at position {i} has at least one split: {list(__a						)}\n"
												    f"Please pick one to interleave with the other datasets, for example: dataset['{next(iter(__a						)						)}']"						)
									raise ValueError(
									    f"Expected a list of Dataset objects or a list of IterableDataset objects, but element at position {i} is a {type(__a						).__name__}."						)
						if i == 0:
									_lowerCamelCase       ,							_lowerCamelCase					:					Tuple	       =    (
									    (Dataset, IterableDataset) if isinstance(__a      ,							__a						) else (IterableDataset, Dataset)
									)
						elif not isinstance(__a      ,							__a						):
									raise ValueError(
									    f"Unable to interleave a {dataset_type.__name__} (at position 0) with a {other_type.__name__} (at position {i}). Expected a list of Dataset objects or a list of IterableDataset objects."						)
			if stopping_strategy not in ["first_exhausted", "all_exhausted"]:
						raise ValueError(f"{stopping_strategy} is not supported. Please enter a valid stopping_strategy."						)
			if dataset_type is Dataset:
						return _interleave_map_style_datasets(
						    __a      ,							__a      ,							__a      ,							info=__a      ,							split=__a      ,							stopping_strategy=__a						)
			else:
						return _interleave_iterable_datasets(
						    __a      ,							__a      ,							__a      ,							info=__a      ,							split=__a      ,							stopping_strategy=__a						)



def     UpperCAmelCase_					(				__a   :			List[DatasetType]      ,							__a   :			Optional[DatasetInfo] = None      ,							__a   :			Optional[NamedSplit] = None      ,							__a   :			int = 0      ,							):




			'''simple docstring'''



			if not dsets:
						raise ValueError('Unable to concatenate an empty list of datasets.'						)
			for i, dataset in enumerate(__a						):
						if not isinstance(__a      ,							(Dataset, IterableDataset)						):
									if isinstance(__a      ,							(DatasetDict, IterableDatasetDict)						):
												if not dataset:
															raise ValueError(
															    f"Expected a list of Dataset objects or a list of IterableDataset objects, but element at position {i} "
															    'is an empty dataset dictionary.'						)
												raise ValueError(
												    f"Dataset at position {i} has at least one split: {list(__a						)}\n"
												    f"Please pick one to interleave with the other datasets, for example: dataset['{next(iter(__a						)						)}']"						)
									raise ValueError(
									    f"Expected a list of Dataset objects or a list of IterableDataset objects, but element at position {i} is a {type(__a						).__name__}."						)
						if i == 0:
									_lowerCamelCase       ,							_lowerCamelCase					:					Optional[Any]	       =    (
									    (Dataset, IterableDataset) if isinstance(__a      ,							__a						) else (IterableDataset, Dataset)
									)
						elif not isinstance(__a      ,							__a						):
									raise ValueError(
									    f"Unable to interleave a {dataset_type.__name__} (at position 0) with a {other_type.__name__} (at position {i}). Expected a list of Dataset objects or a list of IterableDataset objects."						)
			if dataset_type is Dataset:
						return _concatenate_map_style_datasets(__a      ,							info=__a      ,							split=__a      ,							axis=__a						)
			else:
						return _concatenate_iterable_datasets(__a      ,							info=__a      ,							split=__a      ,							axis=__a						)





