__lowerCamelCase			: Dict							   =		{}



def 	__SCREAMING_SNAKE_CASE  (					__UpperCamelCase    :       List[str] ,     __UpperCamelCase    :       Optional[int] ,     __UpperCamelCase    :       Optional[Any]	)							->					int:







  """simple docstring"""





  if late == 3 or absent == 2:
    return 0

  # if we have no days left, and have not failed any other rules,
  # we have a prize string
  if days == 0:
    return 1

  # No easy solution, so now we need to do the recursive calculation

  # First, check if the combination is already in the cache, and
  # if yes, return the stored value from there since we already
  # know the number of possible prize strings from this point on
  SCREAMING_SNAKE_CASE__										=      (days, absent, late)
  if key in cache:
    return cache[key]

  # now we calculate the three possible ways that can unfold from
  # this point on, depending on our attendance today

  # 1) if we are late (but not absent), the "absent" counter stays as
  # it is, but the "late" counter increases by one
  SCREAMING_SNAKE_CASE__										=      _calculate(days - 1 ,     __lowerCAmelCase ,     late + 1	)

  # 2) if we are absent, the "absent" counter increases by 1, and the
  # "late" counter resets to 0
  SCREAMING_SNAKE_CASE__										=      _calculate(days - 1 ,     absent + 1 ,     0	)

  # 3) if we are on time, this resets the "late" counter and keeps the
  # absent counter
  SCREAMING_SNAKE_CASE__										=      _calculate(days - 1 ,     __lowerCAmelCase ,     0	)

  SCREAMING_SNAKE_CASE__										=      state_late + state_absent + state_ontime

  SCREAMING_SNAKE_CASE__										=      prizestrings
  return prizestrings



def 	__SCREAMING_SNAKE_CASE  (					__UpperCamelCase    :       Union[str, Any] = 30	)							->					int:







  """simple docstring"""





  return _calculate(__lowerCAmelCase ,     absent=0 ,     late=0	)


if __name__ == "__main__":
   print(solution())








import enum
import os
from hashlib import shaaaa
from typing import Optional

from .. import config
from .logging import get_logger


_a      	=  get_logger(__name__)





class __lowerCamelCase (      enum.Enum):





	"""simple docstring"""






	UpperCamelCase__								=      "all_checks"
	UpperCamelCase__								=      "basic_checks"
	UpperCamelCase__								=      "no_checks"





class __lowerCamelCase (      snake_case__):





	"""simple docstring"""











class __lowerCamelCase (      snake_case__):





	"""simple docstring"""











class __lowerCamelCase (      snake_case__):





	"""simple docstring"""











class __lowerCamelCase (      snake_case__):





	"""simple docstring"""









def __A    (      __lowerCAmelCase ,		__lowerCAmelCase ,		__lowerCAmelCase=None	)->  str:





						"""simple docstring"""



						if expected_checksums is None:
												logger.info('Unable to verify checksums.'	)
												return
						if len(set(__lowerCAmelCase	) - set(__lowerCAmelCase	)	) > 0:
												raise ExpectedMoreDownloadedFiles(str(set(__lowerCAmelCase	) - set(__lowerCAmelCase	)	)	)
						if len(set(__lowerCAmelCase	) - set(__lowerCAmelCase	)	) > 0:
												raise UnexpectedDownloadedFile(str(set(__lowerCAmelCase	) - set(__lowerCAmelCase	)	)	)
						_UpperCAmelCase									=			[url for url in expected_checksums if expected_checksums[url] != recorded_checksums[url]]
						_UpperCAmelCase									=			' for ' + verification_name if verification_name is not None else ''
						if len(__lowerCAmelCase	) > 0:
												raise NonMatchingChecksumError(
												    F"""Checksums didn't match{for_verification_name}:\n"""
												    F"""{bad_urls}\n"""
												    'Set `verification_mode=\'no_checks\'` to skip checksums verification and ignore this error'	)
						logger.info('All the checksums matched successfully' + for_verification_name	)





class __lowerCamelCase (      snake_case__):





	"""simple docstring"""











class __lowerCamelCase (      snake_case__):





	"""simple docstring"""











class __lowerCamelCase (      snake_case__):





	"""simple docstring"""











class __lowerCamelCase (      snake_case__):





	"""simple docstring"""









def __A    (      __lowerCAmelCase ,		__lowerCAmelCase	)->  int:





						"""simple docstring"""



						if expected_splits is None:
												logger.info('Unable to verify splits sizes.'	)
												return
						if len(set(__lowerCAmelCase	) - set(__lowerCAmelCase	)	) > 0:
												raise ExpectedMoreSplits(str(set(__lowerCAmelCase	) - set(__lowerCAmelCase	)	)	)
						if len(set(__lowerCAmelCase	) - set(__lowerCAmelCase	)	) > 0:
												raise UnexpectedSplits(str(set(__lowerCAmelCase	) - set(__lowerCAmelCase	)	)	)
						_UpperCAmelCase									=			[
						    {'expected': expected_splits[name], 'recorded': recorded_splits[name]}
						    for name in expected_splits
						    if expected_splits[name].num_examples != recorded_splits[name].num_examples
						]
						if len(__lowerCAmelCase	) > 0:
												raise NonMatchingSplitsSizesError(str(__lowerCAmelCase	)	)
						logger.info('All the splits matched successfully.'	)


def __A    (      __lowerCAmelCase ,		__lowerCAmelCase = True	)->  dict:





						"""simple docstring"""



						if record_checksum:
												_UpperCAmelCase									=			shaaaa()
												with open(__lowerCAmelCase ,		'rb'	) as f:
																		for chunk in iter(lambda: f.read(1 << 20	) ,		b''	):
																								m.update(__lowerCAmelCase	)
																		_UpperCAmelCase									=			m.hexdigest()
						else:
												_UpperCAmelCase									=			None
						return {"num_bytes": os.path.getsize(__lowerCAmelCase	), "checksum": checksum}


def __A    (      __lowerCAmelCase	)->  List[str]:





						"""simple docstring"""



						if dataset_size and config.IN_MEMORY_MAX_SIZE:
												return dataset_size < config.IN_MEMORY_MAX_SIZE
						else:
												return False
