

from typing import TYPE_CHECKING

from ...utils import OptionalDependencyNotAvailable, _LazyModule, is_torch_available, is_vision_available


_a 	=       {
    '''configuration_oneformer''': ['''ONEFORMER_PRETRAINED_CONFIG_ARCHIVE_MAP''', '''OneFormerConfig'''],
    '''processing_oneformer''': ['''OneFormerProcessor'''],
}

try:
  if not is_vision_available():
    raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
  pass
else:
  _a 	=       ['''OneFormerImageProcessor''']

try:
  if not is_torch_available():
    raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
  pass
else:
  _a 	=       [
      '''ONEFORMER_PRETRAINED_MODEL_ARCHIVE_LIST''',
      '''OneFormerForUniversalSegmentation''',
      '''OneFormerModel''',
      '''OneFormerPreTrainedModel''',
  ]

if TYPE_CHECKING:
  from .configuration_oneformer import ONEFORMER_PRETRAINED_CONFIG_ARCHIVE_MAP, OneFormerConfig
  from .processing_oneformer import OneFormerProcessor

  try:
    if not is_vision_available():
      raise OptionalDependencyNotAvailable()
  except OptionalDependencyNotAvailable:
    pass
  else:
    from .image_processing_oneformer import OneFormerImageProcessor
  try:
    if not is_torch_available():
      raise OptionalDependencyNotAvailable()
  except OptionalDependencyNotAvailable:
    pass
  else:
    from .modeling_oneformer import (
        ONEFORMER_PRETRAINED_MODEL_ARCHIVE_LIST,
        OneFormerForUniversalSegmentation,
        OneFormerModel,
        OneFormerPreTrainedModel,
    )


else:
  import sys

  _a 	=       _LazyModule(__name__, globals()['''__file__'''], _import_structure)








def _a			(	SCREAMING_SNAKE_CASE		:      int = 10_00		)   ->   int:

 """simple docstring"""






 __lowerCAmelCase:       Union[str, Any]            =				[0, 3, 3, 5, 4, 4, 3, 5, 5, 4, 3, 6, 6, 8, 8, 7, 7, 9, 8, 8]
 # number of letters in twenty, thirty, ..., ninety (0 for numbers less than
 # 20 due to inconsistency in teens)
 __lowerCAmelCase:       Union[str, Any]            =				[0, 0, 6, 6, 5, 5, 5, 7, 6, 6]

 __lowerCAmelCase:       Optional[int]            =				0

 for i in range(1   , n + 1		):
  if i < 10_00:
   if i >= 1_00:
    # add number of letters for "n hundred"
    count += ones_counts[i // 1_00] + 7

    if i % 1_00 != 0:
     # add number of letters for "and" if number is not multiple
     # of 100
     count += 3

   if 0 < i % 1_00 < 20:
    # add number of letters for one, two, three, ..., nineteen
    # (could be combined with below if not for inconsistency in
    # teens)
    count += ones_counts[i % 1_00]
   else:
    # add number of letters for twenty, twenty one, ..., ninety
    # nine
    count += ones_counts[i % 10]
    count += tens_counts[(i % 1_00 - i % 10) // 10]
  else:
   count += ones_counts[i // 10_00] + 8
 return count


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





