add poster generator for 2010 NMT event

This commit is contained in:
Neale Pickett 2011-08-29 09:38:45 -06:00
parent 85287628d4
commit 69809e7c2f
2 changed files with 35 additions and 0 deletions

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#! /usr/bin/python3
import binascii
import sys
def mask(buf1, buf2):
return bytes(a^b for (a,b) in zip(buf1, buf2))
t = bytes([0]*29)
for line in sys.stdin:
line = line.strip().encode()
a = binascii.unhexlify(line)
t = mask(t, a)
print(t)

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#! /usr/bin/python3
import random
import binascii
def mask(buf1, buf2):
return bytes(a^b for (a,b) in zip(buf1, buf2))
ptext = b"xecip-nvkop-zogyr-manef-voxyx"
pads = [b"Good job figuring out the hex",
b"encoding, but there's more to",
b"it! Bring your result to the",
b"contest for points! "]
t = ptext
for p in pads:
print(binascii.hexlify(p).decode())
t = mask(p, t)
print(binascii.hexlify(t).decode())