



class     lowerCAmelCase_		:
       def __init__(      self,      SCREAMING_SNAKE_CASE_,      SCREAMING_SNAKE_CASE_	)					->		Optional[Any]:
          UpperCamelCase   :  Optional[int]						     =     name
          UpperCamelCase   :  Optional[int]						     =     val
       def __str__(      self	)					->		Any:
          return F"""{self.__class__.__name__}({self.name}, {self.val})"""






       def __lt__(      self,      SCREAMING_SNAKE_CASE_	)					->		List[str]:
          return self.val < other.val






class     lowerCAmelCase_		:
       def __init__(      self,      SCREAMING_SNAKE_CASE_	)					->		Tuple:
          UpperCamelCase   :  Any						     =     {}
          UpperCamelCase   :  List[Any]						     =     {}
          UpperCamelCase   :  str						     =     self.build_heap(SCREAMING_SNAKE_CASE_	)
       def __getitem__(      self,      SCREAMING_SNAKE_CASE_	)					->		List[str]:
          return self.get_value(SCREAMING_SNAKE_CASE_	)
       def  snake_case_	(      self,      SCREAMING_SNAKE_CASE_	)					->		Optional[Any]:
          return (idx - 1) // 2
       def  snake_case_	(      self,      SCREAMING_SNAKE_CASE_	)					->		Tuple:
          return idx * 2 + 1
       def  snake_case_	(      self,      SCREAMING_SNAKE_CASE_	)					->		Any:
          return idx * 2 + 2
       def  snake_case_	(      self,      SCREAMING_SNAKE_CASE_	)					->		List[Any]:
          return self.heap_dict[key]
       def  snake_case_	(      self,      SCREAMING_SNAKE_CASE_	)					->		Dict:
          UpperCamelCase   :  Dict						     =     len(SCREAMING_SNAKE_CASE_	) - 1
          UpperCamelCase   :  str						     =     self.get_parent_idx(SCREAMING_SNAKE_CASE_	)

          for idx, i in enumerate(SCREAMING_SNAKE_CASE_	):
             UpperCamelCase   :  Any						     =     idx
             UpperCamelCase   :  Tuple						     =     i.val

          for i in range(SCREAMING_SNAKE_CASE_,      -1,      -1	):
             self.sift_down(SCREAMING_SNAKE_CASE_,      SCREAMING_SNAKE_CASE_	)
          return array
       def  snake_case_	(      self,      SCREAMING_SNAKE_CASE_,      SCREAMING_SNAKE_CASE_	)					->		Optional[Any]:
          while True:
             UpperCamelCase   :  List[str]						     =     self.get_left_child_idx(SCREAMING_SNAKE_CASE_	)  # noqa: E741
             UpperCamelCase   :  Optional[Any]						     =     self.get_right_child_idx(SCREAMING_SNAKE_CASE_	)

             UpperCamelCase   :  Any						     =     idx
             if l < len(SCREAMING_SNAKE_CASE_	) and array[l] < array[idx]:
                UpperCamelCase   :  Any						     =     l
             if r < len(SCREAMING_SNAKE_CASE_	) and array[r] < array[smallest]:
                UpperCamelCase   :  List[str]						     =     r

             if smallest != idx:
                UpperCamelCase     ,					UpperCamelCase   :  List[str]						     =     array[smallest], array[idx]
                (
                    (
                    UpperCamelCase
                )     ,					(
                    UpperCamelCase
                )     ,					
                )   :  Dict						     =     (
                    self.idx_of_element[array[smallest]],
                    self.idx_of_element[array[idx]],
                )
                UpperCamelCase   :  int						     =     smallest
             else:
                break
       def  snake_case_	(      self,      SCREAMING_SNAKE_CASE_	)					->		Optional[int]:
          UpperCamelCase   :  List[str]						     =     self.get_parent_idx(SCREAMING_SNAKE_CASE_	)
          while p >= 0 and self.heap[p] > self.heap[idx]:
             UpperCamelCase     ,					UpperCamelCase   :  Any						     =     self.heap[idx], self.heap[p]
             UpperCamelCase     ,					UpperCamelCase   :  Any						     =     (
                 self.idx_of_element[self.heap[idx]],
                 self.idx_of_element[self.heap[p]],
             )
             UpperCamelCase   :  str						     =     p
             UpperCamelCase   :  Union[str, Any]						     =     self.get_parent_idx(SCREAMING_SNAKE_CASE_	)
       def  snake_case_	(      self	)					->		Any:
          return self.heap[0]
       def  snake_case_	(      self	)					->		List[Any]:
          UpperCamelCase     ,					UpperCamelCase   :  List[str]						     =     self.heap[-1], self.heap[0]
          UpperCamelCase     ,					UpperCamelCase   :  Any						     =     (
              self.idx_of_element[self.heap[-1]],
              self.idx_of_element[self.heap[0]],
          )

          UpperCamelCase   :  Dict						     =     self.heap.pop()
          del self.idx_of_element[x]
          self.sift_down(0,      self.heap	)
          return x
       def  snake_case_	(      self,      SCREAMING_SNAKE_CASE_	)					->		Optional[Any]:
          self.heap.append(SCREAMING_SNAKE_CASE_	)
          UpperCamelCase   :  Optional[int]						     =     len(self.heap	) - 1
          UpperCamelCase   :  Optional[Any]						     =     node.val
          self.sift_up(len(self.heap	) - 1	)
       def  snake_case_	(      self	)					->		int:
          return len(self.heap	) == 0






       def  snake_case_	(      self,      SCREAMING_SNAKE_CASE_,      SCREAMING_SNAKE_CASE_	)					->		Tuple:
          assert (
              self.heap[self.idx_of_element[node]].val > new_value
          ), "newValue must be less that current value"
          UpperCamelCase   :  Optional[int]						     =     new_value
          UpperCamelCase   :  List[Any]						     =     new_value
          self.sift_up(self.idx_of_element[node]	)






__UpperCAmelCase	       =	Node('''R''', -1)
__UpperCAmelCase	       =	Node('''B''', 6)
__UpperCAmelCase	       =	Node('''A''', 3)
__UpperCAmelCase	       =	Node('''X''', 1)
__UpperCAmelCase	       =	Node('''E''', 4)

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

# Generating Min-Heap from array
__UpperCAmelCase	       =	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()








# tests directory-specific settings - this file is run automatically
# by pytest before any tests are run

import sys
import warnings
from os.path import abspath, dirname, join


# allow having multiple repository checkouts and not needing to remember to rerun
# 'pip install -e .[dev]' when switching between checkouts and running tests.
__UpperCAmelCase	       =	abspath(join(dirname(dirname(dirname(__file__))), '''src'''))
sys.path.insert(1, git_repo_path)


# silence FutureWarning warnings in tests since often we can't act on them until
# they become normal warnings - i.e. the tests still need to test the current functionality
warnings.simplefilter(action='''ignore''', category=FutureWarning)
def 		UpperCamelCase     (       snake_case__	:   Dict     )     ->					List[str]:
   from transformers.testing_utils import pytest_addoption_shared

   pytest_addoption_shared(snake_case__     )


def 		UpperCamelCase     (       snake_case__	:   List[Any]     )     ->					Dict:
   from transformers.testing_utils import pytest_terminal_summary_main

   UpperCamelCase   :  Optional[int]						     =     terminalreporter.config.getoption('--make-reports'     )
   if make_reports:
      pytest_terminal_summary_main(snake_case__	,					id=snake_case__     )



