[christopher5gb]

from pwn import *

encrypted_flag_array = [273, 308, 290, 254, 230, 271, 232, 254, 260, 279, 210, 232, 273, 325, 303, 264, 217, 221, 204, 263, 215, 258, 230, 283, 237, 268, 259, 287, 224, 219, 193, 192, 135, 117, 191]

flag = ["H", "T", "B"]

p = log.progress("flag")
i = 0
for enc_value in encrypted_flag_array:
    c = enc_value - (ord(flag[i + 1]) + ord(flag[i + 2]))
    flag.append(chr(c))
    i += 1
    p.status(''.join(flag))

how to find the valid encrypted arrays?

[OsuLearner]

from pwn import *

encrypted_flag_array = [273, 308, 290, 254, 230, 271, 232, 254, 260, 279, 210, 232, 273, 325, 303, 264, 217, 221, 204, 263, 215, 258, 230, 283, 237, 268, 259, 287, 224, 219, 193, 192, 135, 117, 191]

flag = ["H", "T", "B"]

p = log.progress("flag")
i = 0
for enc_value in encrypted_flag_array:
    c = enc_value - (ord(flag[i + 1]) + ord(flag[i + 2]))
    flag.append(chr(c))
    i += 1
    p.status(''.join(flag))

how to find the valid encrypted arrays?

i find this https://hackmd.io/@0xMikiko/MediumPart3#...ge-18-Maze

[potato_moose]

That's of a great help!

Thank you, sir!
Much appreciated!