
class        UpperCAmelCase_			:


  '''simple docstring'''







  def __init__( self			: List[str]			,							UpperCamelCase__			: Union[str, Any]			,							UpperCamelCase__			: Tuple    )			->	List[Any]:







    """simple docstring"""






    __magic_name__				     =       name
    __magic_name__				     =       val
  def __str__( self			: str    )			->	str:







    """simple docstring"""






    return F'''{self.__class__.__name__}({self.name}, {self.val})'''





  def __lt__( self			: List[Any]			,							UpperCamelCase__			: Union[str, Any]    )			->	List[Any]:







    """simple docstring"""






    return self.val < other.val







class        UpperCAmelCase_			:


  '''simple docstring'''







  def __init__( self			: List[str]			,							UpperCamelCase__			: Optional[Any]    )			->	Any:







    """simple docstring"""






    __magic_name__				     =       {}
    __magic_name__				     =       {}
    __magic_name__				     =       self.build_heap(__UpperCamelCase    )
  def __getitem__( self			: int			,							UpperCamelCase__			: Optional[int]    )			->	str:







    """simple docstring"""






    return self.get_value(__UpperCamelCase    )
  def 							_lowercase							( self			: List[Any]			,							UpperCamelCase__			: str    )			->	List[Any]:







    """simple docstring"""






    return (idx - 1) // 2
  def 							_lowercase							( self			: int			,							UpperCamelCase__			: Optional[Any]    )			->	Any:







    """simple docstring"""






    return idx * 2 + 1
  def 							_lowercase							( self			: Union[str, Any]			,							UpperCamelCase__			: Optional[int]    )			->	Optional[int]:







    """simple docstring"""






    return idx * 2 + 2
  def 							_lowercase							( self			: Optional[Any]			,							UpperCamelCase__			: str    )			->	Optional[Any]:







    """simple docstring"""






    return self.heap_dict[key]
  def 							_lowercase							( self			: int			,							UpperCamelCase__			: Optional[Any]    )			->	List[str]:







    """simple docstring"""






    __magic_name__				     =       len(__UpperCamelCase    ) - 1
    __magic_name__				     =       self.get_parent_idx(__UpperCamelCase    )

    for idx, i in enumerate(__UpperCamelCase    ):
      __magic_name__				     =       idx
      __magic_name__				     =       i.val

    for i in range(__UpperCamelCase			,							-1			,							-1    ):
      self.sift_down(__UpperCamelCase			,							__UpperCamelCase    )
    return array
  def 							_lowercase							( self			: str			,							UpperCamelCase__			: Optional[Any]			,							UpperCamelCase__			: Dict    )			->	str:







    """simple docstring"""






    while True:
      __magic_name__				     =       self.get_left_child_idx(__UpperCamelCase    )  # noqa: E741
      __magic_name__				     =       self.get_right_child_idx(__UpperCamelCase    )

      __magic_name__				     =       idx
      if l < len(__UpperCamelCase    ) and array[l] < array[idx]:
        __magic_name__				     =       l
      if r < len(__UpperCamelCase    ) and array[r] < array[smallest]:
        __magic_name__				     =       r

      if smallest != idx:
        __magic_name__     ,    __magic_name__				     =       array[smallest], array[idx]
        (
            (
            __magic_name__	
        )     ,    (
            __magic_name__	
        )     ,    	
        )				     =       (
            self.idx_of_element[array[smallest]],
            self.idx_of_element[array[idx]],
        )
        __magic_name__				     =       smallest
      else:
        break
  def 							_lowercase							( self			: Optional[Any]			,							UpperCamelCase__			: Optional[int]    )			->	Optional[Any]:







    """simple docstring"""






    __magic_name__				     =       self.get_parent_idx(__UpperCamelCase    )
    while p >= 0 and self.heap[p] > self.heap[idx]:
      __magic_name__     ,    __magic_name__				     =       self.heap[idx], self.heap[p]
      __magic_name__     ,    __magic_name__				     =       (
          self.idx_of_element[self.heap[idx]],
          self.idx_of_element[self.heap[p]],
      )
      __magic_name__				     =       p
      __magic_name__				     =       self.get_parent_idx(__UpperCamelCase    )
  def 							_lowercase							( self			: Any    )			->	Tuple:







    """simple docstring"""






    return self.heap[0]
  def 							_lowercase							( self			: Tuple    )			->	Tuple:







    """simple docstring"""






    __magic_name__     ,    __magic_name__				     =       self.heap[-1], self.heap[0]
    __magic_name__     ,    __magic_name__				     =       (
        self.idx_of_element[self.heap[-1]],
        self.idx_of_element[self.heap[0]],
    )

    __magic_name__				     =       self.heap.pop()
    del self.idx_of_element[x]
    self.sift_down(0			,							self.heap    )
    return x
  def 							_lowercase							( self			: Optional[int]			,							UpperCamelCase__			: Optional[int]    )			->	Tuple:







    """simple docstring"""






    self.heap.append(__UpperCamelCase    )
    __magic_name__				     =       len(self.heap    ) - 1
    __magic_name__				     =       node.val
    self.sift_up(len(self.heap    ) - 1    )
  def 							_lowercase							( self			: Tuple    )			->	Tuple:







    """simple docstring"""






    return len(self.heap    ) == 0





  def 							_lowercase							( self			: Any			,							UpperCamelCase__			: str			,							UpperCamelCase__			: Dict    )			->	Dict:







    """simple docstring"""






    assert (
        self.heap[self.idx_of_element[node]].val > new_value
    ), "newValue must be less that current value"
    __magic_name__				     =       new_value
    __magic_name__				     =       new_value
    self.sift_up(self.idx_of_element[node]    )







__lowerCAmelCase			:     Optional[int]           =   Node('R', -1)
__lowerCAmelCase			:     Tuple           =   Node('B', 6)
__lowerCAmelCase			:     Tuple           =   Node('A', 3)
__lowerCAmelCase			:     Optional[int]           =   Node('X', 1)
__lowerCAmelCase			:     List[Any]           =   Node('E', 4)

# Use one of these two ways to generate Min-Heap

# Generating Min-Heap from array
__lowerCAmelCase			:     Tuple           =   MinHeap([r, b, a, x, e])

# Generating Min-Heap by Insert method
# myMinHeap.insert(a)
# myMinHeap.insert(b)
# myMinHeap.insert(x)
# myMinHeap.insert(r)
# myMinHeap.insert(e)

# Before
print('Min Heap - before decrease key')
for i in my_min_heap.heap:
    print(i)

print('Min Heap - After decrease key of node [B -> -17]')
my_min_heap.decrease_key(b, -17)

# After
for i in my_min_heap.heap:
    print(i)

if __name__ == "__main__":
    import doctest

    doctest.testmod()








"""simple docstring"""
from typing import TYPE_CHECKING

from ...utils import (
    OptionalDependencyNotAvailable,
    _LazyModule,
    is_torch_available,
)


_snake_case     :		Union[str, Any]       						= {
    'configuration_encodec': [
        'ENCODEC_PRETRAINED_CONFIG_ARCHIVE_MAP',
        'EncodecConfig',
    ],
    'feature_extraction_encodec': ['EncodecFeatureExtractor'],
}

try:
		if not is_torch_available():
				raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
		pass
else:
		_snake_case     :		int       						= [
		    'ENCODEC_PRETRAINED_MODEL_ARCHIVE_LIST',
		    'EncodecModel',
		    'EncodecPreTrainedModel',
		]

if TYPE_CHECKING:
		from .configuration_encodec import (
		    ENCODEC_PRETRAINED_CONFIG_ARCHIVE_MAP,
		    EncodecConfig,
		)
		from .feature_extraction_encodec import EncodecFeatureExtractor

		try:
				if not is_torch_available():
						raise OptionalDependencyNotAvailable()
		except OptionalDependencyNotAvailable:
				pass
		else:
				from .modeling_encodec import (
				    ENCODEC_PRETRAINED_MODEL_ARCHIVE_LIST,
				    EncodecModel,
				    EncodecPreTrainedModel,
				)

else:
		import sys

		_snake_case     :		str       						= _LazyModule(__name__, globals()['__file__'], _import_structure, module_spec=__spec__)


