I always recall this one from 1981 Compute Magazine https://archive.org/stream/1981-12-compute-magazine/Compute_Issue_019_1981_Dec#page/n55/mode/2up https://ar

I always recall this one from 1981 Compute Magazine https://archive.org/stream/1981-12-compute-magazine/Compute_Issue_019_1981_Dec#page/n55/mode/2up https://archive.org/stream/1981-12-compute-magazine/Compute_... No stack, just generated the mazed directly in screen memory.