

import math
import os
import sys



def       __lowerCAmelCase      (						A    ):
	UpperCAmelCase_       				=			""
	try:
		with open(A       ,     "rb"    ) as binary_file:
			UpperCAmelCase_       				=			binary_file.read()
		for dat in data:
			UpperCAmelCase_       				=			F"{dat:08b}"
			result += curr_byte
		return result
	except OSError:
		print("File not accessible"    )
		sys.exit()



def       __lowerCAmelCase      (						A       ,     A       ,     A       ,     A    ):
	lexicon.pop(A    )
	UpperCAmelCase_       				=			last_match_id

	if math.loga(A    ).is_integer():
		for curr_key in lexicon:
			UpperCAmelCase_       				=			"0" + lexicon[curr_key]

	UpperCAmelCase_       				=			bin(A    )[2:]



def       __lowerCAmelCase      (						A    ):
	UpperCAmelCase_       				=			{"0": "0", "1": "1"}
	UpperCAmelCase_				,   UpperCAmelCase_       				=			"", ""
	UpperCAmelCase_       				=			len(A    )

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

		UpperCAmelCase_       				=			lexicon[curr_string]
		result += last_match_id
		add_key_to_lexicon(A       ,     A       ,     A       ,     A    )
		index += 1
		UpperCAmelCase_       				=			""

	while curr_string != "" and curr_string not in lexicon:
		curr_string += "0"

	if curr_string != "":
		UpperCAmelCase_       				=			lexicon[curr_string]
		result += last_match_id

	return result



def       __lowerCAmelCase      (						A       ,     A    ):
	UpperCAmelCase_       				=			os.path.getsize(A    )
	UpperCAmelCase_       				=			bin(A    )[2:]
	UpperCAmelCase_       				=			len(A    )

	return "0" * (length_length - 1) + file_length_binary + compressed



def       __lowerCAmelCase      (						A       ,     A    ):
	UpperCAmelCase_       				=			8
	try:
		with open(A       ,     "wb"    ) as opened_file:
			UpperCAmelCase_       				=			[
			    to_write[i : i + byte_length]
			    for i in range(0       ,     len(A    )       ,     A    )
			]

			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:
				opened_file.write(int(A       ,     2    ).to_bytes(1       ,     byteorder="big"    )    )
	except OSError:
		print("File not accessible"    )
		sys.exit()



def       __lowerCAmelCase      (						A       ,     A    ):
	UpperCAmelCase_       				=			read_file_binary(A    )
	UpperCAmelCase_       				=			compress_data(A    )
	UpperCAmelCase_       				=			add_file_length(A       ,     A    )
	write_file_binary(A       ,     A    )


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


from collections.abc import Sequence



def       __lowerCAmelCase      (						A       ,     A = False    ):
	if not arr:
		return 0

	UpperCAmelCase_       				=			0 if allow_empty_subarrays else float("-inf"    )
	UpperCAmelCase_       				=			0.0
	for num in arr:
		UpperCAmelCase_       				=			max(0 if allow_empty_subarrays else num       ,     curr_sum + num    )
		UpperCAmelCase_       				=			max(A       ,     A    )

	return max_sum


if __name__ == "__main__":
				from doctest import testmod

				testmod()

				_a:    Any 							=			[-2, 1, -3, 4, -1, 2, 1, -5, 4]
				print(F'{max_subarray_sum(nums) = }')