





"""simple docstring"""





import os

try:
  from .build_directory_md import good_file_paths
except ImportError:
  from build_directory_md import good_file_paths  # type: ignore

__A											=						list(good_file_paths())
assert filepaths, "good_file_paths() failed!"

__A											=						[file for file in filepaths if file != file.lower()]
if upper_files:
  print(F'''{len(upper_files)} files contain uppercase characters:''')
  print("""\n""".join(upper_files) + """\n""")

__A											=						[file for file in filepaths if """ """ in file]
if space_files:
  print(F'''{len(space_files)} files contain space characters:''')
  print("""\n""".join(space_files) + """\n""")

__A											=						[file for file in filepaths if """-""" in file]
if hyphen_files:
  print(F'''{len(hyphen_files)} files contain hyphen characters:''')
  print("""\n""".join(hyphen_files) + """\n""")

__A											=						[file for file in filepaths if os.sep not in file]
if nodir_files:
  print(F'''{len(nodir_files)} files are not in a directory:''')
  print("""\n""".join(nodir_files) + """\n""")

__A											=						len(upper_files + space_files + hyphen_files + nodir_files)
if bad_files:
  import sys

  sys.exit(bad_files)

"""simple docstring"""




from __future__ import annotations

from typing import Any

class    a_   :




					def __init__(						self    :  Union[str, Any]	,    snake_case__    :  int = 6  ):
							lowerCAmelCase__   = None
							lowerCAmelCase__   = None
							self.create_linked_list(snake_case__  )




					def     _SCREAMING_SNAKE_CASE    (						self    :  Tuple	,    snake_case__    :  int  ):
							lowerCAmelCase__   = Node()
							lowerCAmelCase__   = current_node
							lowerCAmelCase__   = current_node
							lowerCAmelCase__   = current_node
							for _ in range(1	,    snake_case__  ):
									lowerCAmelCase__   = Node()
									lowerCAmelCase__   = current_node
									lowerCAmelCase__   = previous_node
									lowerCAmelCase__   = current_node
							lowerCAmelCase__   = self.front
							lowerCAmelCase__   = previous_node




					def     _SCREAMING_SNAKE_CASE    (						self    :  Any  ):
							return (
							    self.front == self.rear
							    and self.front is not None
							    and self.front.data is None
							)




					def     _SCREAMING_SNAKE_CASE    (						self    :  Any  ):
							self.check_can_perform_operation()
							return self.front.data if self.front else None




					def     _SCREAMING_SNAKE_CASE    (						self    :  Dict	,    snake_case__    :  Any  ):
							if self.rear is None:
									return

							self.check_is_full()
							if not self.is_empty():
									lowerCAmelCase__   = self.rear.next
							if self.rear:
									lowerCAmelCase__   = data




					def     _SCREAMING_SNAKE_CASE    (						self    :  Any  ):
							self.check_can_perform_operation()
							if self.rear is None or self.front is None:
									return None
							if self.front == self.rear:
									lowerCAmelCase__   = self.front.data
									lowerCAmelCase__   = None
									return data

							lowerCAmelCase__   = self.front
							lowerCAmelCase__   = old_front.next
							lowerCAmelCase__   = old_front.data
							lowerCAmelCase__   = None
							return data




					def     _SCREAMING_SNAKE_CASE    (						self    :  Union[str, Any]  ):
							if self.is_empty():
									raise Exception("""Empty Queue"""  )




					def     _SCREAMING_SNAKE_CASE    (						self    :  Optional[Any]  ):
							if self.rear and self.rear.next == self.front:
									raise Exception("""Full Queue"""  )

class    a_   :




					def __init__(						self    :  Union[str, Any]  ):
							lowerCAmelCase__   = None
							lowerCAmelCase__   = None
							lowerCAmelCase__   = None


if __name__ == "__main__":
			import doctest

			doctest.testmod()




