gchq-q2

!gchq-puzzle-q2

curl-all.sh

#!/bin/sh

mkdir urls
cd urls
cat ../urls.txt | xargs -L 1 curl -O

grep.sh

#!/bin/sh

grep -RL Sorry urls/

makelist.py

#!/usr/bin/env python3

import itertools

url = 'https://s3-eu-west-1.amazonaws.com/puzzleinabucket/{}{}{}{}{}{}.html'

def gen(known = [], url = url, num = 6, possible = ['A', 'B', 'C', 'D', 'E', 'F']):
    def matches_known(combination):
        for a, b in zip(known, combination):
            if a and a !=b:
                return False

        return True

    return filter(matches_known,
            itertools.product(possible, repeat=num))

if __name__ == "__main__":
    g = gen(['D', '', '', 'A', '', 'E'])
    for answers in g:
        print(url.format(*answers))