

'''simple docstring'''



import os

# Precomputes a list of the 100 first triangular numbers
UpperCAmelCase :       List[Any]			   =     [int(0.5 * n * (n + 1)) for n in range(1, 1_0_1)]







def    a__       (  ):




     """simple docstring"""


     __SCREAMING_SNAKE_CASE     =      os.path.dirname(os.path.realpath(__snake_case						)						)
     __SCREAMING_SNAKE_CASE     =      os.path.join(__snake_case      ,    """words.txt"""						)

     __SCREAMING_SNAKE_CASE     =      ''
     with open(__snake_case						) as f:
          __SCREAMING_SNAKE_CASE     =      f.readline()

     __SCREAMING_SNAKE_CASE     =      [word.strip("""\""""						) for word in words.strip("""\r\n"""						).split(""","""						)]
     __SCREAMING_SNAKE_CASE     =      [
         word
         for word in [sum(ord(__snake_case						) - 64 for x in word						) for word in words]
         if word in TRIANGULAR_NUMBERS
     ]
     return len(__snake_case						)


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













'''simple docstring'''




import math






def        _lowerCAmelCase			(  __snake_case  : int			)     ->     bool:

     if 1 < number < 4:
          # 2 and 3 are primes
          return True
     elif number < 2 or number % 2 == 0 or number % 3 == 0:
          # Negatives, 0, 1, all even numbers, all multiples of 3 are not primes
          return False

     # All primes number are in format of 6k +/- 1
     for i in range(5 ,							int(math.sqrt(__snake_case			) + 1			) ,							6			):
          if number % i == 0 or number % (i + 2) == 0:
               return False
     return True






def        _lowerCAmelCase			(  __snake_case  : float = 0.1			)     ->     int:
     __A						: Tuple      =       3
     __A						: Optional[int]      =       3

     while primes / (2 * j - 1) >= ratio:
          for i in range(j * j + j + 1 ,							(j + 2) * (j + 2) ,							j + 1			):
               primes += is_prime(__snake_case			)
          j += 2
     return j


if __name__ == "__main__":
  import doctest

  doctest.testmod()