N = 1856483902834097063063268792708573269066021694671688806718895404681280098573237206246070086388800234315590275913364988010114076841972578155084752924261257478028687635578141554527014926792431893048426229862809109839889319354453827252429019057830614995336859465882334877543410982083631175408166794518652350941927414164079217930214912164506075838144521034222606274958125784064900884307296988206974..

#!/usr/bin/env python3 import random import signal import sys MENU_GAMBLE = 1 MENU_VERIFY = 2 MENU_FLAG = 3 MENU_LEAVE = 4 money = 500 verified = False def show_menu(): print('=======================================') print('1. go to gamble') print('2. verify you\'re a robot') print('3. buy flag') print('4. leave') def get_randn(): return random.randint(0, 0xfffffffe) def gamble(): global money ..

from Crypto.Util.number import * from sympy import nextprime flag = b'DH{?????????????????????????????????????????}' q = getPrime(1024) p = nextprime(q + 1) N = p * q while True: e = getPrime(256) if GCD(e, (p - 1) * (q - 1)) == 1: d = inverse(e, (p - 1) * (q - 1)) break dp = d % (p - 1) dq = d % (q - 1) qinv = inverse(q, p) print(f'N = {N}') print(f'dp = {dp}') print(f'dq = {dq}') print(f'qinv ..