


'''simple docstring'''



from __future__ import annotations





class 							__UpperCamelCase    :




	def __init__(       self						,    __a = 0							):

						'''simple docstring'''





						__a      :	List[Any]    =  key




	def 				__UpperCAmelCase							(       self						,    __a						,    __a							):

						'''simple docstring'''





						assert isinstance(__a						,    __a							) and isinstance(__a						,    __a							)

						__a      :	Dict    =  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 				__UpperCAmelCase							(       self						,    __a						,    __a							):

						'''simple docstring'''





						assert isinstance(__a						,    __a							) and isinstance(__a						,    __a							)

						__a      :	Tuple    =  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 				__UpperCAmelCase							(       self						,    __a						,    __a = 0							):

						'''simple docstring'''





						assert isinstance(__a						,    __a							) and isinstance(__a						,    __a							)

						__a      :	List[Any]    =  key or self.__key or 1

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

						# This will be returned
						__a      :	Union[str, Any]    =  ''

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

						return ans




	def 				__UpperCAmelCase							(       self						,    __a						,    __a = 0							):

						'''simple docstring'''





						assert isinstance(__a						,    __a							) and isinstance(__a						,    __a							)

						__a      :	int    =  key or self.__key or 1

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

						# This will be returned
						__a      :	Optional[Any]    =  ''

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

						return ans




	def 				__UpperCAmelCase							(       self						,    __a						,    __a = 0							):

						'''simple docstring'''





						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 				__UpperCAmelCase							(       self						,    __a						,    __a							):

						'''simple docstring'''





						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")







'''simple docstring'''



from __future__ import annotations

from dataclasses import dataclass





@dataclass
class 							__UpperCamelCase    :
	A_           =   42
	A_           =   None
	A_           =   None






def   lowerCamelCase							(_SCREAMING_SNAKE_CASE				:       TreeNode | None       ):

					# Validation
					def is_valid_tree(_SCREAMING_SNAKE_CASE				:       TreeNode | None       ) -> bool:
										if node is None:
															return True

										if not isinstance(_SCREAMING_SNAKE_CASE						,				_SCREAMING_SNAKE_CASE       ):
															return False

										try:
															float(node.data       )
										except (TypeError, ValueError):
															return False

										return is_valid_tree(node.left       ) and is_valid_tree(node.right       )

					if not is_valid_tree(_SCREAMING_SNAKE_CASE       ):
										raise ValueError(
										    'Each node should be type of TreeNode and data should be float.'       )

					def is_binary_search_tree_recursive_check(
					    _SCREAMING_SNAKE_CASE				:       TreeNode | None						,				_SCREAMING_SNAKE_CASE				:       float						,				_SCREAMING_SNAKE_CASE				:       float       ) -> bool:

										if node is None:
															return True

										return (
										    left_bound < node.data < right_bound
										    and is_binary_search_tree_recursive_check(node.left						,				_SCREAMING_SNAKE_CASE						,				node.data       )
										    and is_binary_search_tree_recursive_check(
										        node.right						,				node.data						,				_SCREAMING_SNAKE_CASE       )
										)

					return is_binary_search_tree_recursive_check(_SCREAMING_SNAKE_CASE						,				-float('inf'       )						,				float('inf'       )       )


if __name__ == "__main__":
	import doctest

	doctest.testmod()



