

def        __lowerCAmelCase    (       )		->							Optional[int]:
 '''simple docstring'''


 SCREAMING_SNAKE_CASE								=			[31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]

 SCREAMING_SNAKE_CASE								=			6
 SCREAMING_SNAKE_CASE								=			1
 SCREAMING_SNAKE_CASE								=			19_01

 SCREAMING_SNAKE_CASE								=			0

 while year < 20_01:
  day += 7

  if (year % 4 == 0 and year % 1_00 != 0) or (year % 4_00 == 0):
   if day > days_per_month[month - 1] and month != 2:
    month += 1
    SCREAMING_SNAKE_CASE								=			day - days_per_month[month - 2]
   elif day > 29 and month == 2:
    month += 1
    SCREAMING_SNAKE_CASE								=			day - 29
  else:
   if day > days_per_month[month - 1]:
    month += 1
    SCREAMING_SNAKE_CASE								=			day - days_per_month[month - 2]

  if month > 12:
   year += 1
   SCREAMING_SNAKE_CASE								=			1

  if year < 20_01 and day == 1:
   sundays += 1
 return sundays


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









def        __lowerCAmelCase    (       _UpperCamelCase		:  str		,							_UpperCamelCase		:  int	)		->							list[str]:
 '''simple docstring'''


 return [sentence[i : i + ngram_size] for i in range(len(_UpperCamelCase	) - ngram_size + 1	)]


if __name__ == "__main__":
      from doctest import testmod

      testmod()

