





"""simple docstring"""


def SCREAMING_SNAKE_CASE_  (			snake_case  :   str = "The quick brown fox jumps over the lazy dog"		,    )->						bool:
       _lowerCamelCase             =   set()

       # Replace all the whitespace in our sentence
       _lowerCamelCase             =   input_str.replace(' '		,    ''						)
       for alpha in input_str:
              if "a" <= alpha.lower() <= "z":
                     frequency.add(alpha.lower()						)
       return len(__UpperCAmelCase						) == 26





def SCREAMING_SNAKE_CASE_  (			snake_case  :   str = "The quick brown fox jumps over the lazy dog"		,    )->						bool:
       _lowerCamelCase             =   [False] * 26
       for char in input_str:
              if char.islower():
                     _lowerCamelCase             =   True
              elif char.isupper():
                     _lowerCamelCase             =   True
       return all(__UpperCAmelCase						)





def SCREAMING_SNAKE_CASE_  (			snake_case  :   str = "The quick brown fox jumps over the lazy dog"		,    )->						bool:
       return len({char for char in input_str.lower() if char.isalpha()}						) == 26





def SCREAMING_SNAKE_CASE_  (			)->						None:
       from timeit import timeit

       _lowerCamelCase             =   'from __main__ import is_pangram, is_pangram_faster, is_pangram_fastest'
       print(timeit('is_pangram()'		,    setup=__UpperCAmelCase						)						)
       print(timeit('is_pangram_faster()'		,    setup=__UpperCAmelCase						)						)
       print(timeit('is_pangram_fastest()'		,    setup=__UpperCAmelCase						)						)
       # 5.348480500048026, 2.6477354579837993, 1.8470395830227062
       # 5.036091582966037, 2.644472333951853,  1.8869528750656173


if __name__ == "__main__":
      import doctest

      doctest.testmod()
      benchmark()












def    UpperCAmelCase_				( __UpperCAmelCase		:      int				)   ->					int:
      assert isinstance(__UpperCAmelCase     ,     __UpperCAmelCase				), f"The input value of [n={number}] is not an integer"

      if number == 1:
            return 2
      elif number < 1:
            SCREAMING_SNAKE_CASE_      		=     f"The input value of [n={number}] has to be > 0"
            raise ValueError(__UpperCAmelCase				)
      else:
            SCREAMING_SNAKE_CASE_      		=     sylvester(number - 1				)
            SCREAMING_SNAKE_CASE_      		=     num - 1
            SCREAMING_SNAKE_CASE_      		=     num
            return lower * upper + 1


if __name__ == "__main__":
   print(f'''The 8th number in Sylvester\'s sequence: {sylvester(8)}''')