

"""simple docstring"""





from __future__ import annotations




def   _A  (  UpperCamelCase_     :       list[int | str])	->						None:
   '''simple docstring'''


   create_state_space_tree(UpperCamelCase_,			[],			0,			[0 for i in range(len(UpperCamelCase_))])




def   _A  (  UpperCamelCase_     :       list[int | str],			UpperCamelCase_     :       list[int | str],			UpperCamelCase_     :       int,			UpperCamelCase_     :       list[int],			)	->						None:
   '''simple docstring'''


   if index == len(UpperCamelCase_):
      print(UpperCamelCase_)
      return

   for i in range(len(UpperCamelCase_)):
      if not index_used[i]:
         current_sequence.append(sequence[i])
         __lowercase								=						True
         create_state_space_tree(UpperCamelCase_,			UpperCamelCase_,			index + 1,			UpperCamelCase_)
         current_sequence.pop()
         __lowercase								=						False
_a       =							[3, 1, 2, 4]
generate_all_permutations(sequence)

_a       =							["A", "B", "C"]

generate_all_permutations(sequence_a)









import os

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

__snake_case						:Optional[Any]      		=     list(good_file_paths())
assert filepaths, "good_file_paths() failed!"

__snake_case						:Any      		=     [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''')

__snake_case						:Tuple      		=     [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''')

__snake_case						:Optional[int]      		=     [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''')

__snake_case						:Optional[int]      		=     [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''')

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

 sys.exit(bad_files)





