The 2x2 case is impossible, I suspect it is related in some way.

Seems this is related to Hamiltonian path problems. The issue is there is always one square that can’t be picked up. Why could this be?

Rooks don’t move diagonal. I was able to do this exercise in my head on about the third try however. Start with big laps round the outside x2, then column by column to finish

Too much JD Vance pictures

Guessing there will be a new appointment announced soon

I figure the last 3% of details to have the situation go perfectly are within the scope of luck and preparation. I typical start big and focus down as progress battles the solution.

Same as this but I can see any process 1x and adapt it to serve me.

Very empirical!