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GCHQ Christmas Challenge Puzzles(bbc.com)

6 points·by dave333·2 ปีที่แล้ว·2 comments

GCHQ Christmas Challenge Puzzles

https://www.bbc.com/news/articles/cwypg29358jo

3 comments

dave333·2 ปีที่แล้ว

Link is to BBC article. Direct link to puzzle PDF is https://www.gchq.gov.uk/files/GCHQ%20Christmas%20Challenge%2...

samayk60·2 ปีที่แล้ว

gnabgib·2 ปีที่แล้ว

Small discussion (15 points, 3 days ago, 4 comments) https://news.ycombinator.com/item?id=42385929

GCHQ Christmas Challenge Puzzles · HackerTrans