Solving time: probably between 9 and 11 minutes on the day. I’m pretty sure I solved this in one go, as a diversion from being stuck on one corner of No. 2. As far as … Read more “24679 – Championship Preliminary Round 1, Puzzle 3”
Solving time: probably between 9 and 11 minutes on the day. I’m pretty sure I solved this in one go, as a diversion from being stuck on one corner of No. 2. As far as … Read more “24679 – Championship Preliminary Round 1, Puzzle 3”