


def       UpperCAmelCase__						(UpperCamelCase_    ) ->    Union[str, Any]:



     """simple docstring"""






     if not head:
          return True
     # split the list to two parts
     snake_case			,  snake_case					=    head.next, head
     while fast and fast.next:
          snake_case					=    fast.next.next
          snake_case					=    slow.next
     snake_case					=    slow.next
     snake_case					=    None  # Don't forget here! But forget still works!
     # reverse the second part
     snake_case					=    None
     while second:
          snake_case					=    second.next
          snake_case					=    node
          snake_case					=    second
          snake_case					=    nxt
     # compare two parts
     # second part has the same or one less node
     while node:
          if node.val != head.val:
               return False
          snake_case					=    node.next
          snake_case					=    head.next
     return True
def       UpperCAmelCase__						(UpperCamelCase_    ) ->    str:



     """simple docstring"""






     if not head or not head.next:
          return True

     # 1. Get the midpoint (slow)
     snake_case					=    snake_case					=    snake_case					=    head
     while fast and fast.next:
          snake_case			,  snake_case					=    fast.next.next, slow.next

     # 2. Push the second half into the stack
     snake_case					=    [slow.val]
     while slow.next:
          snake_case					=    slow.next
          stack.append(slow.val    )

     # 3. Comparison
     while stack:
          if stack.pop() != cur.val:
               return False
          snake_case					=    cur.next

     return True

def       UpperCAmelCase__						(UpperCamelCase_    ) ->    Union[str, Any]:



     """simple docstring"""






     if not head or not head.next:
          return True
     snake_case					=    {}
     snake_case					=    0
     while head:
          if head.val in d:
               d[head.val].append(UpperCamelCase_    )
          else:
               snake_case					=    [pos]
          snake_case					=    head.next
          pos += 1
     snake_case					=    pos - 1
     snake_case					=    0
     for v in d.values():
          if len(UpperCamelCase_    ) % 2 != 0:
               middle += 1
          else:
               snake_case					=    0
               for i in range(0							,len(UpperCamelCase_    )    ):
                    if v[i] + v[len(UpperCamelCase_    ) - 1 - step] != checksum:
                         return False
                    step += 1
          if middle > 1:
               return False
     return True








import warnings

from ...utils import logging
from .image_processing_beit import BeitImageProcessor


_SCREAMING_SNAKE_CASE      :			List[str]      				=   logging.get_logger(__name__)

class   A__ (   snake_case__     ):







    """simple docstring"""

    def __init__(	self      , *__snake_case      , **__snake_case   ):
         warnings.warn(
             '''The class BeitFeatureExtractor is deprecated and will be removed in version 5 of Transformers. Please'''
             ''' use BeitImageProcessor instead.'''      , __snake_case      , )
         super().__init__(*__snake_case      , **__snake_case   )




