





import os

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

UpperCAmelCase		:  int         =	list(good_file_paths())
assert filepaths, "good_file_paths() failed!"

UpperCAmelCase		:  str         =	[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''')

UpperCAmelCase		:  str         =	[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''')

UpperCAmelCase		:  List[str]         =	[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''')

UpperCAmelCase		:  List[Any]         =	[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''')

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

				sys.exit(bad_files)





'''simple docstring'''






from __future__ import annotations





def  _SCREAMING_SNAKE_CASE		(      __snake_case							:			int | str				):
     _A    		=  str(__snake_case				)
     return n == n[::-1]





def  _SCREAMING_SNAKE_CASE		(      __snake_case							:			int = 1_0_0_0_0_0_0				):
     _A    		=  0

     for i in range(1   ,		__snake_case				):
          if is_palindrome(__snake_case				) and is_palindrome(bin(__snake_case				).split('b'				)[1]				):
               total += i
     return total


if __name__ == "__main__":
   print(solution(int(str(input().strip()))))



