



'''simple docstring'''



import os
import random
import sys

from . import cryptomath_module as cryptoMath  # noqa: N812
from . import rabin_miller as rabinMiller  # noqa: N812
def 					UpperCAmelCase   (						):
							print('''Making key files...'''				)
							make_key_files('''rsa'''					,		1024				)
							print('''Key files generation successful.'''				)
def 					UpperCAmelCase   (						A  :				int				):
							print('''Generating prime p...'''				)
							SCREAMING_SNAKE_CASE					:      List[Any]     					=			rabinMiller.generate_large_prime(A				)
							print('''Generating prime q...'''				)
							SCREAMING_SNAKE_CASE					:      Optional[Any]     					=			rabinMiller.generate_large_prime(A				)
							SCREAMING_SNAKE_CASE					:      List[str]     					=			p * q

							print('''Generating e that is relatively prime to (p - 1) * (q - 1)...'''				)
							while True:
														SCREAMING_SNAKE_CASE					:      int     					=			random.randrange(2 ** (key_size - 1)					,		2 ** (key_size)				)
														if cryptoMath.gcd(A					,		(p - 1) * (q - 1)				) == 1:
																					break

							print('''Calculating d that is mod inverse of e...'''				)
							SCREAMING_SNAKE_CASE					:      Tuple     					=			cryptoMath.find_mod_inverse(A					,		(p - 1) * (q - 1)				)

							SCREAMING_SNAKE_CASE					:      Tuple     					=			(n, e)
							SCREAMING_SNAKE_CASE					:      List[str]     					=			(n, d)
							return (public_key, private_key)
def 					UpperCAmelCase   (						A  :				str					,		A  :				int				):
							if os.path.exists(F"""{name}_pubkey.txt"""				) or os.path.exists(F"""{name}_privkey.txt"""				):
														print('''\nWARNING:'''				)
														print(
														    F"""\"{name}_pubkey.txt\" or \"{name}_privkey.txt\" already exists. \n"""
														    '''Use a different name or delete these files and re-run this program.'''				)
														sys.exit()

							SCREAMING_SNAKE_CASE					,SCREAMING_SNAKE_CASE					:      Any     					=			generate_key(A				)
							print(F"""\nWriting public key to file {name}_pubkey.txt..."""				)
							with open(F"""{name}_pubkey.txt"""					,		'''w'''				) as out_file:
														out_file.write(F"""{key_size},{public_key[0]},{public_key[1]}"""				)

							print(F"""Writing private key to file {name}_privkey.txt..."""				)
							with open(F"""{name}_privkey.txt"""					,		'''w'''				) as out_file:
														out_file.write(F"""{key_size},{private_key[0]},{private_key[1]}"""				)


if __name__ == "__main__":
							main()









'''simple docstring'''



from bisect import bisect
from itertools import accumulate
def 					UpperCAmelCase   (						A  :				Tuple					,		A  :				Optional[Any]					,		A  :				Dict					,		A  :				Any				):
							SCREAMING_SNAKE_CASE					:      List[str]     					=			sorted(zip(A					,		A				)					,		key=lambda A				: x[0] / x[1]					,		reverse=A				)
							SCREAMING_SNAKE_CASE					,SCREAMING_SNAKE_CASE					:      Dict     					=			[i[0] for i in r], [i[1] for i in r]
							SCREAMING_SNAKE_CASE					:      Union[str, Any]     					=			list(accumulate(A				)				)
							SCREAMING_SNAKE_CASE					:      List[Any]     					=			bisect(A					,		A				)
							return (
							    0
							    if k == 0
							    else sum(vl[:k]				) + (w - acc[k - 1]) * (vl[k]) / (wt[k])
							    if k != n
							    else sum(vl[:k]				)
							)


if __name__ == "__main__":
							import doctest

							doctest.testmod()




