


"""simple docstring"""





def      lowercase__						(	lowerCamelCase  :	Dict					,						lowerCamelCase  :	Optional[Any]					)       ->  Optional[Any]:
  lowerCAmelCase__     :     Optional[Any]										=       [0 for i in range(r + 1					)]
  # nc0 = 1
  lowerCAmelCase__     :     List[str]										=       1
  for i in range(1					,						n + 1					):
    # to compute current row from previous row.
    lowerCAmelCase__     :     str										=       min(__lowerCAmelCase					,						__lowerCAmelCase					)
    while j > 0:
      c[j] += c[j - 1]
      j -= 1
  return c[r]







print(binomial_coefficient(n=10, r=5))








import re

from filelock import FileLock


try:
       import nltk

       UpperCamelCase    							=      True
except (ImportError, ModuleNotFoundError):
       UpperCamelCase    							=      False

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


def 				__lowerCamelCase     (							__lowerCAmelCase							:					str							)     ->  str:
   re.sub("""<n>"""					,							""""""					,							__lowerCAmelCase							)  # 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(__lowerCAmelCase							)							)



