



'''simple docstring'''

import math
import sys



def      __lowerCamelCase     (      lowerCAmelCase_  )			->      str:
		_a     :      Union[str, Any]        =							''
		try:
				with open(lowerCAmelCase_						,			'rb'  ) as binary_file:
						_a     :      Optional[int]        =							binary_file.read()
				for dat in data:
						_a     :      str        =							f"""{dat:08b}"""
						result += curr_byte
				return result
		except OSError:
				print('File not accessible'  )
				sys.exit()



def      __lowerCamelCase     (      lowerCAmelCase_  )			->      str:
		_a     :      int        =							{'0': '0', '1': '1'}
		_a       ,					_a     :      Optional[Any]        =							'', ''
		_a     :      Tuple        =							len(lowerCAmelCase_  )

		for i in range(len(lowerCAmelCase_  )  ):
				curr_string += data_bits[i]
				if curr_string not in lexicon:
						continue

				_a     :      Dict        =							lexicon[curr_string]
				result += last_match_id
				_a     :      Tuple        =							last_match_id + '0'

				if math.loga(lowerCAmelCase_  ).is_integer():
						_a     :      Optional[Any]        =							{}
						for curr_key in list(lowerCAmelCase_  ):
								_a     :      Tuple        =							lexicon.pop(lowerCAmelCase_  )
						_a     :      List[Any]        =							new_lex

				_a     :      Any        =							last_match_id + '1'
				index += 1
				_a     :      Optional[Any]        =							''
		return result



def      __lowerCamelCase     (      lowerCAmelCase_						,			lowerCAmelCase_  )			->      None:
		_a     :      Any        =							8
		try:
				with open(lowerCAmelCase_						,			'wb'  ) as opened_file:
						_a     :      int        =							[
						    to_write[i : i + byte_length]
						    for i in range(0						,			len(lowerCAmelCase_  )						,			lowerCAmelCase_  )
						]

						if len(result_byte_array[-1]  ) % byte_length == 0:
								result_byte_array.append('10000000'  )
						else:
								result_byte_array[-1] += "1" + "0" * (
								    byte_length - len(result_byte_array[-1]  ) - 1
								)

						for elem in result_byte_array[:-1]:
								opened_file.write(int(lowerCAmelCase_						,			2  ).to_bytes(1						,			byteorder='big'  )  )
		except OSError:
				print('File not accessible'  )
				sys.exit()



def      __lowerCamelCase     (      lowerCAmelCase_  )			->      str:
		_a     :      List[Any]        =							0
		for letter in data_bits:
				if letter == "1":
						break
				counter += 1

		_a     :      Union[str, Any]        =							data_bits[counter:]
		_a     :      int        =							data_bits[counter + 1 :]
		return data_bits



def      __lowerCamelCase     (      lowerCAmelCase_						,			lowerCAmelCase_  )			->      None:
		_a     :      str        =							read_file_binary(lowerCAmelCase_  )
		_a     :      List[Any]        =							remove_prefix(lowerCAmelCase_  )
		_a     :      str        =							decompress_data(lowerCAmelCase_  )
		write_file_binary(lowerCAmelCase_						,			lowerCAmelCase_  )


if __name__ == "__main__":
							compress(sys.argv[1], sys.argv[2])









'''simple docstring'''

__lowerCAmelCase									=   {
    '''A''': ['''B''', '''C''', '''E'''],
    '''B''': ['''A''', '''D''', '''E'''],
    '''C''': ['''A''', '''F''', '''G'''],
    '''D''': ['''B'''],
    '''E''': ['''A''', '''B''', '''D'''],
    '''F''': ['''C'''],
    '''G''': ['''C'''],
}



def      __lowerCamelCase     (      lowerCAmelCase_						,			lowerCAmelCase_						,			lowerCAmelCase_  )			->      list[str]:
		_a     :      List[Any]        =							set()
		# keep track of all the paths to be checked
		_a     :      Any        =							[[start]]

		# return path if start is goal
		if start == goal:
				return [start]

		# keeps looping until all possible paths have been checked
		while queue:
				# pop the first path from the queue
				_a     :      Tuple        =							queue.pop(0  )
				# get the last node from the path
				_a     :      Tuple        =							path[-1]
				if node not in explored:
						_a     :      Optional[Any]        =							graph[node]
						# go through all neighbour nodes, construct a new path and
						# push it into the queue
						for neighbour in neighbours:
								_a     :      Any        =							list(lowerCAmelCase_  )
								new_path.append(lowerCAmelCase_  )
								queue.append(lowerCAmelCase_  )
								# return path if neighbour is goal
								if neighbour == goal:
										return new_path

            # mark node as explored
						explored.add(lowerCAmelCase_  )

    # in case there's no path between the 2 nodes
		return []



def      __lowerCamelCase     (      lowerCAmelCase_						,			lowerCAmelCase_						,			lowerCAmelCase_  )			->      int:
		if not graph or start not in graph or target not in graph:
				return -1
		if start == target:
				return 0
		_a     :      Optional[int]        =							[start]
		_a     :      Dict        =							set(lowerCAmelCase_  )
		# Keep tab on distances from `start` node.
		_a     :      Dict        =							{start: 0, target: -1}
		while queue:
				_a     :      List[str]        =							queue.pop(0  )
				if node == target:
						_a     :      Any        =							(
						    dist[node] if dist[target] == -1 else min(dist[target]						,			dist[node]  )
						)
				for adjacent in graph[node]:
						if adjacent not in visited:
								visited.add(lowerCAmelCase_  )
								queue.append(lowerCAmelCase_  )
								_a     :      Any        =							dist[node] + 1
		return dist[target]


if __name__ == "__main__":
							print(bfs_shortest_path(demo_graph, '''G''', '''D'''))  # returns ['G', 'C', 'A', 'B', 'D']
							print(bfs_shortest_path_distance(demo_graph, '''G''', '''D'''))  # returns 4




