4347f46a ​

input = fill #0 (fill #1 black) |> fold rect #2
output = fill #0 (fill #1 black) |> fold rect #2 |> fold (λr. rect ((r.1.1 + 1, r.1.2 + 1, r.1.3 - 1, r.1.4 - 1), black)) #2
(VInt, HInt, UList ((VInt, HInt, VInt, HInt), Color))
(18v, 16h, {((11v, 13h, 15v, 15h), orange), ((11v, 3h, 14v, 9h), fuschia), ((4v, 7h, 8v, 13h), green), ((2v, 2h, 4v, 5h), teal)})
(8v, 7h, {((2v, 2h, 5v, 6h), red)})
(11v, 12h, {((7v, 2h, 10v, 7h), yellow), ((2v, 3h, 5v, 10h), grey)})
(17v, 19h, {((14v, 6h, 16v, 10h), green), ((7v, 11h, 12v, 18h), blue), ((6v, 3h, 12v, 8h), yellow), ((2v, 12h, 4v, 15h), fuschia), ((2v, 2h, 4v, 7h), teal)})