Thanks so much for this super detailed walkthrough! I just learned a heap! My first instinct was to use the @ operator, but I see now that I was going slight awry when I was trying to make the right value a single integer 🤦
This is absolutely gorgeous. To "get" lil more, I've been reading through a few things on apl and k. lil is proving to be a lovely "on-ramp" to array programming for my sufficiently poisoned brain that is stuck in a deeply functional rut. .