


import warnings

from ...utils import logging
from .image_processing_layoutlmva import LayoutLMvaImageProcessor


lowercase_           =	logging.get_logger(__name__)


class        A_					(       __UpperCamelCase    ):




      '''simple docstring'''


      def __init__(				self:       Union[str, Any]						,      *a:       Union[str, Any]						,      **a:       Union[str, Any]				):
       warnings.warn(
           'The class LayoutLMv3FeatureExtractor is deprecated and will be removed in version 5 of Transformers.'
           ' Please use LayoutLMv3ImageProcessor instead.'						,      a						,      )
       super().__init__(*a						,      **a				)





from __future__ import annotations


class        A_					:




      '''simple docstring'''


      def __init__(				self:       Union[str, Any]						,      a:       int				):
       __lowerCamelCase		:							List[Any]							=						data
       __lowerCamelCase		:							Optional[Any]							=						None



class        A_					:




      '''simple docstring'''


      def __init__(				self:       Dict				):
       __lowerCamelCase		:							Dict							=						None




      def      _snake_case	(				self:       Dict						,      a:       int				):
       __lowerCamelCase		:							List[Any]							=						Node(a				)
       __lowerCamelCase		:							Dict							=						self.head
       __lowerCamelCase		:							Optional[int]							=						new_node
       return self.head.data




      def      _snake_case	(				self:       Optional[Any]				):
       __lowerCamelCase		:							Union[str, Any]							=						self.head
       __lowerCamelCase		:							List[Any]							=						self.head
       if self.head:
        while fast_pointer and fast_pointer.next:
         __lowerCamelCase		:							Any							=						fast_pointer.next.next
         __lowerCamelCase		:							str							=						slow_pointer.next
        return slow_pointer.data
       else:
        print('No element found.'				)
        return None


if __name__ == "__main__":
       lowercase_           =	LinkedList()
       for _ in range(int(input().strip())):
              lowercase_           =	int(input().strip())
              link.push(data)
       print(link.middle_element())

