

'''simple docstring'''

from typing import TYPE_CHECKING

from ...utils import (
    OptionalDependencyNotAvailable,
    _LazyModule,
    is_torch_available,
)


UpperCAmelCase					 =	{
    '''configuration_swiftformer''': [
        '''SWIFTFORMER_PRETRAINED_CONFIG_ARCHIVE_MAP''',
        '''SwiftFormerConfig''',
        '''SwiftFormerOnnxConfig''',
    ]
}

try:
       if not is_torch_available():
              raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
       pass
else:
       UpperCAmelCase					 =	[
           '''SWIFTFORMER_PRETRAINED_MODEL_ARCHIVE_LIST''',
           '''SwiftFormerForImageClassification''',
           '''SwiftFormerModel''',
           '''SwiftFormerPreTrainedModel''',
       ]

if TYPE_CHECKING:
       from .configuration_swiftformer import (
           SWIFTFORMER_PRETRAINED_CONFIG_ARCHIVE_MAP,
           SwiftFormerConfig,
           SwiftFormerOnnxConfig,
       )

       try:
              if not is_torch_available():
                     raise OptionalDependencyNotAvailable()
       except OptionalDependencyNotAvailable:
              pass
       else:
              from .modeling_swiftformer import (
                  SWIFTFORMER_PRETRAINED_MODEL_ARCHIVE_LIST,
                  SwiftFormerForImageClassification,
                  SwiftFormerModel,
                  SwiftFormerPreTrainedModel,
              )

else:
       import sys

       UpperCAmelCase					 =	_LazyModule(__name__, globals()['''__file__'''], _import_structure, module_spec=__spec__)





'''simple docstring'''

from collections import defaultdict
from math import gcd

def 					__UpperCamelCase				(						lowercase__    :	int = 1_50_00_00			):






     '''simple docstring'''





     __lowercase      		=defaultdict(lowercase__			)
     __lowercase      		=2
     while 2 * euclid_m * (euclid_m + 1) <= limit:
          for euclid_n in range((euclid_m % 2) + 1,       lowercase__,       2			):
               if gcd(lowercase__,       lowercase__			) > 1:
                    continue
               __lowercase      		=2 * euclid_m * (euclid_m + euclid_n)
               for perimeter in range(lowercase__,       limit + 1,       lowercase__			):
                    frequencies[perimeter] += 1
          euclid_m += 1
     return sum(1 for frequency in frequencies.values() if frequency == 1			)


if __name__ == "__main__":
       print(F'''{solution() = }''')


