



'''simple docstring'''

def 		_snake_case		( _SCREAMING_SNAKE_CASE					:						Any							,		_SCREAMING_SNAKE_CASE					:						str							)      ->						Any:







	"""simple docstring"""
	# "extended trapezoidal rule"
	# int(f) = dx/2 * (f1 + 2f2 + ... + fn)
	lowerCAmelCase   =     (boundary[1] - boundary[0]) / steps
	lowerCAmelCase   =     boundary[0]
	lowerCAmelCase   =     boundary[1]
	lowerCAmelCase   =     make_points(_SCREAMING_SNAKE_CASE							,		_SCREAMING_SNAKE_CASE							,		_SCREAMING_SNAKE_CASE							)
	lowerCAmelCase   =     0.0
	y += (h / 2.0) * f(_SCREAMING_SNAKE_CASE							)
	for i in x_i:
		# print(i)
		y += h * f(_SCREAMING_SNAKE_CASE							)
	y += (h / 2.0) * f(_SCREAMING_SNAKE_CASE							)
	return y






def 		_snake_case		( _SCREAMING_SNAKE_CASE					:						Dict							,		_SCREAMING_SNAKE_CASE					:						str							,		_SCREAMING_SNAKE_CASE					:						Optional[Any]							)      ->						Union[str, Any]:







	"""simple docstring"""
	lowerCAmelCase   =     a + h
	while x < (b - h):
		yield x
		lowerCAmelCase   =     x + h






def 		_snake_case		( _SCREAMING_SNAKE_CASE					:						str							)      ->						Dict:  # enter your function here







	"""simple docstring"""
	lowerCAmelCase   =     (x - 0) * (x - 0)
	return y






def 		_snake_case		( )      ->						int:







	"""simple docstring"""
	lowerCAmelCase   =     0.0  # Lower bound of integration
	lowerCAmelCase   =     1.0  # Upper bound of integration
	lowerCAmelCase   =     10.0  # define number of steps or resolution
	lowerCAmelCase   =     [a, b]  # define boundary of integration
	lowerCAmelCase   =     method_a(_SCREAMING_SNAKE_CASE							,		_SCREAMING_SNAKE_CASE							)
	print(f'y = {y}'							)


if __name__ == "__main__":
				main()




'''simple docstring'''

from __future__ import annotations

class __snake_case:


						'''simple docstring'''



						def __init__( self     ,	A_ = 0				)     ->     Dict:
							lowerCAmelCase   =     key


						def     __snake_case   ( self     ,	A_     ,	A_				)     ->     list[str]:
							assert isinstance(A_     ,	A_				) and isinstance(A_     ,	A_				)

							lowerCAmelCase   =     key or self.__key or 1

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

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


						def     __snake_case   ( self     ,	A_     ,	A_				)     ->     list[str]:
							assert isinstance(A_     ,	A_				) and isinstance(A_     ,	A_				)

							lowerCAmelCase   =     key or self.__key or 1

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

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


						def     __snake_case   ( self     ,	A_     ,	A_ = 0				)     ->     str:
							assert isinstance(A_     ,	A_				) and isinstance(A_     ,	A_				)

							lowerCAmelCase   =     key or self.__key or 1

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

							# This will be returned
							lowerCAmelCase   =     """"""

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

							return ans


						def     __snake_case   ( self     ,	A_     ,	A_ = 0				)     ->     str:
							assert isinstance(A_     ,	A_				) and isinstance(A_     ,	A_				)

							lowerCAmelCase   =     key or self.__key or 1

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

							# This will be returned
							lowerCAmelCase   =     """"""

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

							return ans


						def     __snake_case   ( self     ,	A_     ,	A_ = 0				)     ->     bool:
							assert isinstance(A_     ,	A_				) and isinstance(A_     ,	A_				)

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

							except OSError:
								return False

							return True




						def     __snake_case   ( self     ,	A_     ,	A_				)     ->     bool:
							assert isinstance(A_     ,	A_				) and isinstance(A_     ,	A_				)

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

							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")