




from __future__ import annotations


class 							UpperCamelCase_       :

    '''simple docstring'''






    def __init__(     self :      List[Any]   ,					UpperCAmelCase__ :      int = 0)		->List[str]:





           '''simple docstring'''

           A__ 					=       key


    def 			SCREAMING_SNAKE_CASE				(     self :      Optional[Any]   ,					UpperCAmelCase__ :      str   ,					UpperCAmelCase__ :      int)		->list[str]:





           '''simple docstring'''

           assert isinstance(UpperCAmelCase__   ,					UpperCAmelCase__) and isinstance(UpperCAmelCase__   ,					UpperCAmelCase__)

           A__ 					=       key or self.__key or 1

           # make sure key is an appropriate size
           key %= 255

           return [chr(ord(UpperCAmelCase__) ^ key) for ch in content]


    def 			SCREAMING_SNAKE_CASE				(     self :      int   ,					UpperCAmelCase__ :      str   ,					UpperCAmelCase__ :      int)		->list[str]:





           '''simple docstring'''

           assert isinstance(UpperCAmelCase__   ,					UpperCAmelCase__) and isinstance(UpperCAmelCase__   ,					UpperCAmelCase__)

           A__ 					=       key or self.__key or 1

           # make sure key is an appropriate size
           key %= 255

           return [chr(ord(UpperCAmelCase__) ^ key) for ch in content]


    def 			SCREAMING_SNAKE_CASE				(     self :      Tuple   ,					UpperCAmelCase__ :      str   ,					UpperCAmelCase__ :      int = 0)		->str:





           '''simple docstring'''

           assert isinstance(UpperCAmelCase__   ,					UpperCAmelCase__) and isinstance(UpperCAmelCase__   ,					UpperCAmelCase__)

           A__ 					=       key or self.__key or 1

           # make sure key can be any size
           while key > 255:
                  key -= 255

           # This will be returned
           A__ 					=       ''''''

           for ch in content:
                  ans += chr(ord(UpperCAmelCase__) ^ key)

           return ans


    def 			SCREAMING_SNAKE_CASE				(     self :      int   ,					UpperCAmelCase__ :      str   ,					UpperCAmelCase__ :      int = 0)		->str:





           '''simple docstring'''

           assert isinstance(UpperCAmelCase__   ,					UpperCAmelCase__) and isinstance(UpperCAmelCase__   ,					UpperCAmelCase__)

           A__ 					=       key or self.__key or 1

           # make sure key can be any size
           while key > 255:
                  key -= 255

           # This will be returned
           A__ 					=       ''''''

           for ch in content:
                  ans += chr(ord(UpperCAmelCase__) ^ key)

           return ans


    def 			SCREAMING_SNAKE_CASE				(     self :      Optional[Any]   ,					UpperCAmelCase__ :      str   ,					UpperCAmelCase__ :      int = 0)		->bool:





           '''simple docstring'''

           assert isinstance(UpperCAmelCase__   ,					UpperCAmelCase__) and isinstance(UpperCAmelCase__   ,					UpperCAmelCase__)

           try:
                  with open(UpperCAmelCase__) as fin, open('''encrypt.out'''   ,					'''w+''') as fout:
                         # actual encrypt-process
                         for line in fin:
                                fout.write(self.encrypt_string(UpperCAmelCase__   ,					UpperCAmelCase__))

           except OSError:
                  return False

           return True





    def 			SCREAMING_SNAKE_CASE				(     self :      Optional[Any]   ,					UpperCAmelCase__ :      str   ,					UpperCAmelCase__ :      int)		->bool:





           '''simple docstring'''

           assert isinstance(UpperCAmelCase__   ,					UpperCAmelCase__) and isinstance(UpperCAmelCase__   ,					UpperCAmelCase__)

           try:
                  with open(UpperCAmelCase__) as fin, open('''decrypt.out'''   ,					'''w+''') as fout:
                         # actual encrypt-process
                         for line in fin:
                                fout.write(self.decrypt_string(UpperCAmelCase__   ,					UpperCAmelCase__))

           except OSError:
                  return False

           return True


# Tests
# crypt = XORCipher()
# key = 67

# # test encrypt
# print(crypt.encrypt("hallo welt",key))
# # test decrypt
# print(crypt.decrypt(crypt.encrypt("hallo welt",key), key))

# # test encrypt_string
# print(crypt.encrypt_string("hallo welt",key))

# # test decrypt_string
# print(crypt.decrypt_string(crypt.encrypt_string("hallo welt",key),key))

# if (crypt.encrypt_file("test.txt",key)):
#       print("encrypt successful")
# else:
#       print("encrypt unsuccessful")

# if (crypt.decrypt_file("encrypt.out",key)):
#       print("decrypt successful")
# else:
#       print("decrypt unsuccessful")




'''simple docstring'''





import math







def snake_case_     (					lowercase__		):

  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(lowercase__		) + 1		)   ,       6		):
    if number % i == 0 or number % (i + 2) == 0:
      return False
  return True







def snake_case_     (					lowercase__ = 0.1		):
  UpperCAmelCase__      :					Dict				       =							3
  UpperCAmelCase__      :					Tuple				       =							3

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


if __name__ == "__main__":
      import doctest

      doctest.testmod()



