





'''simple docstring'''

from typing import Any
class 							__lowerCAmelCase	:






       """simple docstring"""





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

            '''simple docstring'''




            _UpperCamelCase							       =			data
            _UpperCamelCase							       =			None

class 							__lowerCAmelCase	:






       """simple docstring"""





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

            '''simple docstring'''




            _UpperCamelCase							       =			None





       def snake_case__		(				self  :						Any	)       ->	Tuple:

            '''simple docstring'''




            _UpperCamelCase							       =			self.head
            while temp is not None:
                 print(temp.data			,					end=''' '''	)
                 _UpperCamelCase							       =			temp.next
            print()





       def snake_case__		(				self  :						int			,					lowerCAmelCase__  :						Any	)       ->	str:

            '''simple docstring'''




            _UpperCamelCase							       =			Node(lowerCAmelCase__	)
            _UpperCamelCase							       =			self.head
            _UpperCamelCase							       =			new_node







       def snake_case__		(				self  :						List[str]			,					lowerCAmelCase__  :						Optional[int]			,					lowerCAmelCase__  :						Any	)       ->	List[str]:

            '''simple docstring'''




            if node_data_a == node_data_a:
                 return
            else:
                 _UpperCamelCase							       =			self.head
                 while node_a is not None and node_a.data != node_data_a:
                      _UpperCamelCase							       =			node_a.next

                 _UpperCamelCase							       =			self.head
                 while node_a is not None and node_a.data != node_data_a:
                      _UpperCamelCase							       =			node_a.next

                 if node_a is None or node_a is None:
                      return

                 _UpperCamelCase       ,							_UpperCamelCase							       =			node_a.data, node_a.data


if __name__ == "__main__":
   lowercase__		:     Optional[Any]			=							LinkedList()
   for i in range(5, 0, -1):
      ll.push(i)

   ll.print_list()

   ll.swap_nodes(1, 4)
   print('After swapping')
   ll.print_list()






import unittest

from accelerate import debug_launcher
from accelerate.test_utils import require_cpu, test_ops, test_script


@require_cpu
class SCREAMING_SNAKE_CASE	(		unittest.TestCase				):






			"""simple docstring"""




			def       __lowerCAmelCase			(     self				):

				"""simple docstring"""


				debug_launcher(test_script.main				)







			def       __lowerCAmelCase			(     self				):

				"""simple docstring"""


				debug_launcher(test_ops.main				)
