user: jmcdowell
48 karma | created 13 years ago
recent submissions
4 months ago|discuss
7 months ago|discuss
1 year ago|discuss
2 years ago|discuss
2 years ago|discuss
The GCHQ Christmas Challenge 2022
(gchq.gov.uk)
7 pts|3 years ago|discuss
9 years ago|discuss
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10 years ago|discuss
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11 years ago|discuss
11 years ago|discuss
11 years ago|discuss
11 years ago|discuss