Solving time (estimate): about 30 mins Failed to keep my original copy of this so I’ve just done a re-solve, which suggests that the first go must have taken a fair while, and that quite … Read more “Jumbo 722 – fairly tricky”
Solving time (estimate): about 30 mins Failed to keep my original copy of this so I’ve just done a re-solve, which suggests that the first go must have taken a fair while, and that quite … Read more “Jumbo 722 – fairly tricky”