




"""simple docstring"""

import random

from .binary_exp_mod import bin_exp_mod






def 						_snake_case					( _snake_case							: Any    ,  _snake_case							: str=10_00							)   -> Optional[Any]:






      '''simple docstring'''


      if n < 2:
            return False

      if n % 2 == 0:
            return n == 2

      # this means n is odd
      _A        =       n - 1
      _A        =       0
      while d % 2 == 0:
            d /= 2
            exp += 1

      # n - 1=d*(2**exp)
      _A        =       0
      while count < prec:
            _A        =       random.randint(2    ,  n - 1							)
            _A        =       bin_exp_mod(_SCREAMING_SNAKE_CASE    ,  _SCREAMING_SNAKE_CASE    ,  _SCREAMING_SNAKE_CASE							)
            if b != 1:
                  _A        =       True
                  for _ in range(_SCREAMING_SNAKE_CASE							):
                        if b == n - 1:
                              _A        =       False
                              break
                        _A        =       b * b
                        b %= n
                  if flag:
                        return False
                  count += 1
      return True


if __name__ == "__main__":
       a      =      abs(int(input('''Enter bound : ''').strip()))
       print('''Here\'s the list of primes:''')
       print(''', '''.join(str(i) for i in range(n + 1) if is_prime_big(i)))







"""simple docstring"""

def 						_snake_case					( _snake_case							: str							)   -> str:






      '''simple docstring'''


      _A        =       ''
      for ch in key:
            if ch == " " or ch not in key_no_dups and ch.isalpha():
                  key_no_dups += ch
      return key_no_dups






def 						_snake_case					( _snake_case							: str							)   -> dict[str, str]:






      '''simple docstring'''


      _A        =       [chr(i + 65							) for i in range(26							)]
      # Remove duplicate characters from key
      _A        =       remove_duplicates(key.upper()							)
      _A        =       len(_snake_case							)
      # First fill cipher with key characters
      _A        =       {alphabet[i]: char for i, char in enumerate(_snake_case							)}
      # Then map remaining characters in alphabet to
      # the alphabet from the beginning
      for i in range(len(_snake_case							)    ,  26							):
            _A        =       alphabet[i - offset]
            # Ensure we are not mapping letters to letters previously mapped
            while char in key:
                  offset -= 1
                  _A        =       alphabet[i - offset]
            _A        =       char
      return cipher_alphabet






def 						_snake_case					( _snake_case							: str    ,  _snake_case							: dict[str, str]							)   -> str:






      '''simple docstring'''


      return "".join(cipher_map.get(_snake_case    ,  _snake_case							) for ch in message.upper()							)






def 						_snake_case					( _snake_case							: str    ,  _snake_case							: dict[str, str]							)   -> str:






      '''simple docstring'''


      _A        =       {v: k for k, v in cipher_map.items()}
      return "".join(rev_cipher_map.get(_snake_case    ,  _snake_case							) for ch in message.upper()							)






def 						_snake_case					( )   -> None:






      '''simple docstring'''


      _A        =       input('Enter message to encode or decode: '							).strip()
      _A        =       input('Enter keyword: '							).strip()
      _A        =       input('Encipher or decipher? E/D:'							).strip()[0].lower()
      try:
            _A        =       {'e': encipher, 'd': decipher}[option]
      except KeyError:
            raise KeyError('invalid input option'							)
      _A        =       create_cipher_map(_snake_case							)
      print(func(_snake_case    ,  _snake_case							)							)


if __name__ == "__main__":
       import doctest

       doctest.testmod()
       main()

