H. G. Muller wrote on Thu, Sep 27, 2018 02:40 PM EDT:
I don't understand your problem. I don't even see a 'middle square'; the middle of the board coincides with square corners. All squares seem reachable without jumping over any 'holes' in the board.
I don't understand your problem. I don't even see a 'middle square'; the middle of the board coincides with square corners. All squares seem reachable without jumping over any 'holes' in the board.