#1337UP_CTF_2022 #uninterested_challenge_list これが渡される↓ unknown zipがぶっ壊れているので、先頭数バイトを 504b 0304 に書き換えてやると展開できて flag というファイルが出てくる 中身これ Hey there, it's Ben I forgot the key to unlock my o…

#1337UP_CTF_2022 from secret import flag val = [] flag_length = len(flag) print(flag_length) def factorial(n): f = 1 for i in range(2, n+1): f *= i return f def series(A, X, n): nFact = factorial(n) for i in range(0, n + 1): niFact = facto…

#1337UP_CTF_2022 # ENCRYPT.py from sympy import isprime, prime flag = '<REDACTED>' def Ord(flag): x0r([ord(i) for i in flag]) def x0r(listt): ff = [] for i in listt: if isprime(i) == True: ff.append(prime(i) ^ 0x1337) else: ff.append(i ^ 0x1337) b1n</redacted>…

#1337UP_CTF_2022 {’n’ = ‘0xa6241c28743fbbe4f2f67cee7121497f622fd81947af30f327fb028445b39c2d517ba7fdcb5f6ac9e6217205f8ec9576bdec7a0faef221c29291c784eed393cd95eb0d358d2a1a35dbff05d6fa0cc597f672dcfbeecbb14bd1462cb6ba4f465f30f22e595c36e6282c3e…