"""simple docstring"""




import inspect
import re
from hashlib import shaaaa
from typing import Dict, List

from .arrow import arrow
from .audiofolder import audiofolder
from .csv import csv
from .imagefolder import imagefolder
from .json import json
from .pandas import pandas
from .parquet import parquet
from .sql import sql  # noqa F401
from .text import text







def 				_UpperCAmelCase		(							lowerCamelCase__  ):





		"""simple docstring"""




		lowerCAmelCase__   = []
		for line in lines:
				lowerCAmelCase__   = re.sub(r"""#.*"""      ,	""""""      ,	lowerCamelCase__  )  # remove comments
				if line:
						filtered_lines.append(lowerCamelCase__  )
		lowerCAmelCase__   = """\n""".join(lowerCamelCase__  )

		# Make a hash from all this code
		lowerCAmelCase__   = full_str.encode("""utf-8"""  )
		return shaaaa(lowerCamelCase__  ).hexdigest()


# get importable module names and hash for caching
__lowerCAmelCase     :				List[Any]    				=    {
    "csv": (csv.__name__, _hash_python_lines(inspect.getsource(csv).splitlines())),
    "json": (json.__name__, _hash_python_lines(inspect.getsource(json).splitlines())),
    "pandas": (pandas.__name__, _hash_python_lines(inspect.getsource(pandas).splitlines())),
    "parquet": (parquet.__name__, _hash_python_lines(inspect.getsource(parquet).splitlines())),
    "arrow": (arrow.__name__, _hash_python_lines(inspect.getsource(arrow).splitlines())),
    "text": (text.__name__, _hash_python_lines(inspect.getsource(text).splitlines())),
    "imagefolder": (imagefolder.__name__, _hash_python_lines(inspect.getsource(imagefolder).splitlines())),
    "audiofolder": (audiofolder.__name__, _hash_python_lines(inspect.getsource(audiofolder).splitlines())),
}

# Used to infer the module to use based on the data files extensions
__lowerCAmelCase     :				List[Any]    				=    {
    ".csv": ("csv", {}),
    ".tsv": ("csv", {"sep": "\t"}),
    ".json": ("json", {}),
    ".jsonl": ("json", {}),
    ".parquet": ("parquet", {}),
    ".arrow": ("arrow", {}),
    ".txt": ("text", {}),
}
_EXTENSION_TO_MODULE.update({ext: ("imagefolder", {}) for ext in imagefolder.ImageFolder.EXTENSIONS})
_EXTENSION_TO_MODULE.update({ext.upper(): ("imagefolder", {}) for ext in imagefolder.ImageFolder.EXTENSIONS})
_EXTENSION_TO_MODULE.update({ext: ("audiofolder", {}) for ext in audiofolder.AudioFolder.EXTENSIONS})
_EXTENSION_TO_MODULE.update({ext.upper(): ("audiofolder", {}) for ext in audiofolder.AudioFolder.EXTENSIONS})
__lowerCAmelCase     :				List[Any]    				=    {"imagefolder", "audiofolder"}

# Used to filter data files based on extensions given a module name
__lowerCAmelCase     :				Dict[str, List[str]]    				=    {}
for _ext, (_module, _) in _EXTENSION_TO_MODULE.items():
			_MODULE_TO_EXTENSIONS.setdefault(_module, []).append(_ext)

_MODULE_TO_EXTENSIONS["imagefolder"].append(".zip")






_MODULE_TO_EXTENSIONS["audiofolder"].append(".zip")





"""simple docstring"""




from collections.abc import Generator







def 				_UpperCAmelCase		(							):





		"""simple docstring"""




		lowerCAmelCase__ ,       lowerCAmelCase__   = 0, 1
		while True:
				lowerCAmelCase__ ,       lowerCAmelCase__   = b, a + b
				yield b







def 				_UpperCAmelCase		(							lowerCamelCase__ = 1000  ):





		"""simple docstring"""




		lowerCAmelCase__   = 1
		lowerCAmelCase__   = fibonacci_generator()
		while len(str(next(lowerCamelCase__  )  )  ) < n:
				answer += 1
		return answer + 1


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




