536 Puzzles and Curious Problems

368 Answers

reaching one of the corner I's we have the option of ending in the extreme
corner or going backwards to an E diagonally. There is not space to give the
solution in detail. The only other information on the stone is "who died
May 31, 1832, aged 32 years."

422. THE FLY'S TOUR

The line here shows the fly's route under the con<1Illl ... __

423. INSPECTING THE ROADS

The shortest possible route is as follows: ABCHCDEIEFGBHDIHGIFAG.
Thus he has gone 211 miles, and passed along the two short roads CH and
EI twice.