
'''simple docstring'''



class      A							:



			def __init__(   self    ,       lowerCamelCase__    )     ->						List[str]:




									'''simple docstring'''



									lowercase__								=    val
									# Number of nodes in left subtree
									lowercase__								=    0
									lowercase__								=    None
									lowercase__								=    None
									lowercase__								=    None



			def A__	(   self    ,       lowerCamelCase__    )     ->						Optional[int]:




									'''simple docstring'''



									assert self.left_tree_size == other.left_tree_size, "Unequal Sizes of Blocks"

									if self.val < other.val:
															lowercase__								=    self.right
															lowercase__								=    None
															if self.right:
																					lowercase__								=    other
															lowercase__								=    other
															lowercase__								=    self.left_tree_size * 2 + 1
															return self
									else:
															lowercase__								=    other.right
															lowercase__								=    None
															if other.right:
																					lowercase__								=    self
															lowercase__								=    self
															lowercase__								=    other.left_tree_size * 2 + 1
															return other





class      A							:



			def __init__(   self    ,       lowerCamelCase__=None    ,       lowerCamelCase__=None    ,       lowerCamelCase__=0    )     ->						Optional[int]:




									'''simple docstring'''



									lowercase__								=    heap_size
									lowercase__								=    bottom_root
									lowercase__								=    min_node



			def A__	(   self    ,       lowerCamelCase__    )     ->						Optional[int]:




									'''simple docstring'''



									if other.size == 0:
															return None
									if self.size == 0:
															lowercase__								=    other.size
															lowercase__								=    other.bottom_root
															lowercase__								=    other.min_node
															return None
									# Update size
									lowercase__								=    self.size + other.size

									# Update min.node
									if self.min_node.val > other.min_node.val:
															lowercase__								=    other.min_node
									# Merge

									# Order roots by left_subtree_size
									lowercase__								=    []
									lowercase__	,  lowercase__								=    self.bottom_root, other.bottom_root
									while i or j:
															if i and ((not j) or i.left_tree_size < j.left_tree_size):
																					combined_roots_list.append((i, True)    )
																					lowercase__								=    i.parent
															else:
																					combined_roots_list.append((j, False)    )
																					lowercase__								=    j.parent
        # Insert links between them
									for i in range(len(lowerCamelCase__    ) - 1    ):
															if combined_roots_list[i][1] != combined_roots_list[i + 1][1]:
																					lowercase__								=    combined_roots_list[i + 1][0]
																					lowercase__								=    combined_roots_list[i][0]
        # Consecutively merge roots with same left_tree_size
									lowercase__								=    combined_roots_list[0][0]
									while i.parent:
															if (
															    (i.left_tree_size == i.parent.left_tree_size) and (not i.parent.parent)
															) or (
															    i.left_tree_size == i.parent.left_tree_size
															    and i.left_tree_size != i.parent.parent.left_tree_size
															):
																					# Neighbouring Nodes
																					lowercase__								=    i.left
																					lowercase__								=    i.parent.parent

																					# Merging trees
																					lowercase__								=    i.merge_trees(i.parent    )

																					# Updating links
																					lowercase__								=    previous_node
																					lowercase__								=    next_node
																					if previous_node:
																											lowercase__								=    i
																					if next_node:
																											lowercase__								=    i
															else:
																					lowercase__								=    i.parent
        # Updating self.bottom_root
									while i.left:
															lowercase__								=    i.left
									lowercase__								=    i

									# Update other
									lowercase__								=    self.size
									lowercase__								=    self.bottom_root
									lowercase__								=    self.min_node

									# Return the merged heap
									return self



			def A__	(   self    ,       lowerCamelCase__    )     ->						Optional[int]:




									'''simple docstring'''



									if self.size == 0:
															lowercase__								=    Node(lowerCamelCase__    )
															lowercase__								=    1
															lowercase__								=    self.bottom_root
									else:
															# Create new node
															lowercase__								=    Node(lowerCamelCase__    )

															# Update size
															self.size += 1

															# update min_node
															if val < self.min_node.val:
																					lowercase__								=    new_node
															# Put new_node as a bottom_root in heap
															lowercase__								=    new_node
															lowercase__								=    self.bottom_root
															lowercase__								=    new_node

															# Consecutively merge roots with same left_tree_size
															while (
															    self.bottom_root.parent
															    and self.bottom_root.left_tree_size
															    == self.bottom_root.parent.left_tree_size
															):
																					# Next node
																					lowercase__								=    self.bottom_root.parent.parent

																					# Merge
																					lowercase__								=    self.bottom_root.merge_trees(self.bottom_root.parent    )

																					# Update Links
																					lowercase__								=    next_node
																					lowercase__								=    None
																					if next_node:
																											lowercase__								=    self.bottom_root



			def A__	(   self    )     ->						Dict:




									'''simple docstring'''



									return self.min_node.val



			def A__	(   self    )     ->						Optional[int]:




									'''simple docstring'''



									return self.size == 0



			def A__	(   self    )     ->						Optional[int]:




									'''simple docstring'''



									lowercase__								=    self.min_node.val

									# Last element in heap corner case
									if self.size == 1:
															# Update size
															lowercase__								=    0

															# Update bottom root
															lowercase__								=    None

															# Update min_node
															lowercase__								=    None

															return min_value
									# No right subtree corner case
									# The structure of the tree implies that this should be the bottom root
									# and there is at least one other root
									if self.min_node.right is None:
															# Update size
															self.size -= 1

															# Update bottom root
															lowercase__								=    self.bottom_root.parent
															lowercase__								=    None

															# Update min_node
															lowercase__								=    self.bottom_root
															lowercase__								=    self.bottom_root.parent
															while i:
																					if i.val < self.min_node.val:
																											lowercase__								=    i
																					lowercase__								=    i.parent
															return min_value
									# General case
									# Find the BinomialHeap of the right subtree of min_node
									lowercase__								=    self.min_node.right
									lowercase__								=    None
									lowercase__								=    bottom_of_new
									lowercase__								=    1

									# Size, min_node and bottom_root
									while bottom_of_new.left:
															lowercase__								=    size_of_new * 2 + 1
															lowercase__								=    bottom_of_new.left
															if bottom_of_new.val < min_of_new.val:
																					lowercase__								=    bottom_of_new
        # Corner case of single root on top left path
									if (not self.min_node.left) and (not self.min_node.parent):
															lowercase__								=    size_of_new
															lowercase__								=    bottom_of_new
															lowercase__								=    min_of_new
															# print("Single root, multiple nodes case")
															return min_value
									# Remaining cases
									# Construct heap of right subtree
									lowercase__								=    BinomialHeap(
									    bottom_root=lowerCamelCase__    ,       min_node=lowerCamelCase__    ,       heap_size=lowerCamelCase__    )

									# Update size
									lowercase__								=    self.size - 1 - size_of_new

									# Neighbour nodes
									lowercase__								=    self.min_node.left
									lowercase__								=    self.min_node.parent

									# Initialize new bottom_root and min_node
									lowercase__								=    previous_node or next_node
									lowercase__								=    next_node

									# Update links of previous_node and search below for new min_node and
									# bottom_root
									if previous_node:
															lowercase__								=    next_node

															# Update bottom_root and search for min_node below
															lowercase__								=    previous_node
															lowercase__								=    previous_node
															while self.bottom_root.left:
																					lowercase__								=    self.bottom_root.left
																					if self.bottom_root.val < self.min_node.val:
																											lowercase__								=    self.bottom_root
									if next_node:
															lowercase__								=    previous_node

															# Search for new min_node above min_node
															lowercase__								=    next_node
															while i:
																					if i.val < self.min_node.val:
																											lowercase__								=    i
																					lowercase__								=    i.parent
        # Merge heaps
									self.merge_heaps(lowerCamelCase__    )

									return min_value



			def A__	(   self    )     ->						List[str]:




									'''simple docstring'''



									lowercase__								=    self.bottom_root
									while top_root.parent:
															lowercase__								=    top_root.parent
									# preorder
									lowercase__								=    []
									self.__traversal(lowerCamelCase__    ,       lowerCamelCase__    )
									return heap_pre_order



			def A__	(   self    ,       lowerCamelCase__    ,       lowerCamelCase__    ,       lowerCamelCase__=0    )     ->						Dict:




									'''simple docstring'''



									if curr_node:
															preorder.append((curr_node.val, level)    )
															self.__traversal(curr_node.left    ,       lowerCamelCase__    ,       level + 1    )
															self.__traversal(curr_node.right    ,       lowerCamelCase__    ,       level + 1    )
									else:
															preorder.append(("""#""", level)    )



			def __str__(   self    )     ->						Dict:




									'''simple docstring'''



									if self.is_empty():
															return ""
									lowercase__								=    self.pre_order()

									return "\n".join(("""-""" * level + str(lowerCamelCase__    )) for value, level in preorder_heap    )


# Unit Tests
if __name__ == "__main__":
				import doctest

				doctest.testmod()








'''simple docstring'''



import os
import sys

from . import rsa_key_generator as rkg

__A       =      128
__A       =      256





def 	_A						(							lowercase__						,						lowercase__ = DEFAULT_BLOCK_SIZE		):
						lowercase__								=    message.encode("""ascii"""		)

						lowercase__								=    []
						for block_start in range(0						,						len(lowercase__		)						,						lowercase__		):
												lowercase__								=    0
												for i in range(lowercase__						,						min(block_start + block_size						,						len(lowercase__		)		)		):
																		block_int += message_bytes[i] * (BYTE_SIZE ** (i % block_size))
												block_ints.append(lowercase__		)
						return block_ints





def 	_A						(							lowercase__						,						lowercase__						,						lowercase__ = DEFAULT_BLOCK_SIZE		):
						lowercase__								=    []
						for block_int in block_ints:
												lowercase__								=    []
												for i in range(block_size - 1						,						-1						,						-1		):
																		if len(lowercase__		) + i < message_length:
																								lowercase__								=    block_int // (BYTE_SIZE**i)
																								lowercase__								=    block_int % (BYTE_SIZE**i)
																								block_message.insert(0						,						chr(lowercase__		)		)
												message.extend(lowercase__		)
						return "".join(lowercase__		)





def 	_A						(							lowercase__						,						lowercase__						,						lowercase__ = DEFAULT_BLOCK_SIZE		):
						lowercase__								=    []
						lowercase__	,  lowercase__								=    key

						for block in get_blocks_from_text(lowercase__						,						lowercase__		):
												encrypted_blocks.append(pow(lowercase__						,						lowercase__						,						lowercase__		)		)
						return encrypted_blocks





def 	_A						(							lowercase__						,						lowercase__						,						lowercase__						,						lowercase__ = DEFAULT_BLOCK_SIZE						,						):
						lowercase__								=    []
						lowercase__	,  lowercase__								=    key
						for block in encrypted_blocks:
												decrypted_blocks.append(pow(lowercase__						,						lowercase__						,						lowercase__		)		)
						return get_text_from_blocks(lowercase__						,						lowercase__						,						lowercase__		)





def 	_A						(							lowercase__		):
						with open(lowercase__		) as fo:
												lowercase__								=    fo.read()
						lowercase__	,  lowercase__	,  lowercase__								=    content.split(""","""		)
						return (int(lowercase__		), int(lowercase__		), int(lowercase__		))





def 	_A						(							lowercase__						,						lowercase__						,						lowercase__						,						lowercase__ = DEFAULT_BLOCK_SIZE						,						):
						lowercase__	,  lowercase__	,  lowercase__								=    read_key_file(lowercase__		)
						if key_size < block_size * 8:
												sys.exit(
												    """ERROR: Block size is {} bits and key size is {} bits. The RSA cipher """
												    """requires the block size to be equal to or greater than the key size. """
												    """Either decrease the block size or use different keys.""".format(
												        block_size * 8						,						lowercase__		)		)

						lowercase__								=    [str(lowercase__		) for i in encrypt_message(lowercase__						,						(n, e)						,						lowercase__		)]

						lowercase__								=    """,""".join(lowercase__		)
						lowercase__								=    f'''{len(lowercase__		)}_{block_size}_{encrypted_content}'''
						with open(lowercase__						,						"""w"""		) as fo:
												fo.write(lowercase__		)
						return encrypted_content





def 	_A						(							lowercase__						,						lowercase__		):
						lowercase__	,  lowercase__	,  lowercase__								=    read_key_file(lowercase__		)
						with open(lowercase__		) as fo:
												lowercase__								=    fo.read()
						lowercase__	,  lowercase__	,  lowercase__								=    content.split("""_"""		)
						lowercase__								=    int(lowercase__		)
						lowercase__								=    int(lowercase__		)

						if key_size < block_size * 8:
												sys.exit(
												    """ERROR: Block size is {} bits and key size is {} bits. The RSA cipher """
												    """requires the block size to be equal to or greater than the key size. """
												    """Did you specify the correct key file and encrypted file?""".format(
												        block_size * 8						,						lowercase__		)		)

						lowercase__								=    []
						for block in encrypted_message.split(""","""		):
												encrypted_blocks.append(int(lowercase__		)		)

						return decrypt_message(lowercase__						,						lowercase__						,						(n, d)						,						lowercase__		)





def 	_A						(							):
						lowercase__								=    """encrypted_file.txt"""
						lowercase__								=    input(r"""Encrypt\Decrypt [e\d]: """		)

						if response.lower().startswith("""e"""		):
												lowercase__								=    """encrypt"""
						elif response.lower().startswith("""d"""		):
												lowercase__								=    """decrypt"""

						if mode == "encrypt":
												if not os.path.exists("""rsa_pubkey.txt"""		):
																		rkg.make_key_files("""rsa"""						,						1024		)

												lowercase__								=    input("""\nEnter message: """		)
												lowercase__								=    """rsa_pubkey.txt"""
												print(f'''Encrypting and writing to {filename}...'''		)
												lowercase__								=    encrypt_and_write_to_file(lowercase__						,						lowercase__						,						lowercase__		)

												print("""\nEncrypted text:"""		)
												print(lowercase__		)

						elif mode == "decrypt":
												lowercase__								=    """rsa_privkey.txt"""
												print(f'''Reading from {filename} and decrypting...'''		)
												lowercase__								=    read_from_file_and_decrypt(lowercase__						,						lowercase__		)
												print("""writing decryption to rsa_decryption.txt..."""		)
												with open("""rsa_decryption.txt"""						,						"""w"""		) as dec:
																		dec.write(lowercase__		)

												print("""\nDecryption:"""		)
												print(lowercase__		)


if __name__ == "__main__":
				main()






