3 ms·
GCHQ Christmas Challenge Puzzles
- dave333 2y agoLink is to BBC article. Direct link to puzzle PDF is https://www.gchq.gov.uk/files/GCHQ%20Christmas%20Challenge%202024.pdf https://www.gchq.gov.uk/files/GCHQ%20Christmas%20Challenge%2...
- samayk60 2y ago[dead]
- gnabgib 2y agoSmall discussion (15 points, 3 days ago, 4 comments) https://news.ycombinator.com/item?id=42385929 https://news.ycombinator.com/item?id=42385929