
"""simple docstring"""



from collections import defaultdict
from math import gcd


def  _UpperCamelCase	(						_A = 1_5_0_0_0_0_0      )    ->  int:





    """simple docstring"""

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


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

"""simple docstring"""



import re

from filelock import FileLock


try:
 import nltk

 a					:	str							=		True
except (ImportError, ModuleNotFoundError):
 a					:	List[str]							=		False

if NLTK_AVAILABLE:
 with FileLock('''.lock''') as lock:
  nltk.download('''punkt''', quiet=True)


def  _UpperCamelCase	(						_A      )    ->  str:





    """simple docstring"""

    re.sub("""<n>"""					,      """"""					,      _A      )  # remove pegasus newline char
    assert NLTK_AVAILABLE, "nltk must be installed to separate newlines between sentences. (pip install nltk)"
    return "\n".join(nltk.sent_tokenize(_A      )      )