
import math






def 	a_		(	__lowercase       :     int			)			->  bool:

			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 	a_		(	__lowercase       :     float = 0.1			)			->  int:
			_snake_case          =      3
			_snake_case          =      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()

import random




class        SCREAMING_SNAKE_CASE__					:





	'''simple docstring'''



	@staticmethod
	def 			A							(  lowercase     :   str     ):


				'''simple docstring'''


				_snake_case          =      [ord(lowercase     ) for i in text]
				_snake_case          =      []
				_snake_case          =      []
				for i in plain:
							_snake_case          =      random.randint(1      ,  300     )
							_snake_case          =      (i + k) * k
							cipher.append(lowercase     )
							key.append(lowercase     )
				return cipher, key





	@staticmethod
	def 			A							(  lowercase     :   list[int]      ,  lowercase     :   list[int]     ):


				'''simple docstring'''


				_snake_case          =      []
				for i in range(len(lowercase     )     ):
							_snake_case          =      int((cipher[i] - (key[i]) ** 2) / key[i]     )
							plain.append(chr(lowercase     )     )
				return "".join(lowercase     )


if __name__ == "__main__":
			_lowerCamelCase   ,					_lowerCamelCase	:    Optional[int]          =      Onepad().encrypt('''Hello''')
			print(c, k)
			print(Onepad().decrypt(c, k))