c444b776 ​

input = fill 19v (fill #0 #1) |> fold (fold rect) #2
output = fill 19v (fill #0 #1) |> fold (fold rect) #3
(HInt, Color, OList UList ((VInt, HInt, VInt, HInt), Color), OList UList ((VInt, HInt, VInt, HInt), Color))
(19h, yellow, [{((11v, 1h, 19v, 9h), black)}, {((19v, 2h, 19v, 2h), orange), ((11v, 11h, 19v, 19h), black), ((1v, 11h, 9v, 19h), black), ((1v, 1h, 9v, 9h), black), ((18v, 8h, 18v, 8h), green), ((18v, 5h, 18v, 5h), teal), ((17v, 5h, 17v, 5h), orange), ((17v, 4h, 17v, 4h), teal), ((15v, 6h, 15v, 6h), green), ((15v, 2h, 15v, 2h), green), ((14v, 3h, 14v, 3h), red), ((13v, 4h, 13v, 4h), red), ((12v, 6h, 12v, 6h), orange)}], [{((11v, 11h, 19v, 19h), black), ((11v, 1h, 19v, 9h), black), ((1v, 11h, 9v, 19h), black), ((1v, 1h, 9v, 9h), black)}, {((19v, 12h, 19v, 12h), orange), ((19v, 2h, 19v, 2h), orange), ((18v, 18h, 18v, 18h), green), ((18v, 15h, 18v, 15h), teal), ((18v, 8h, 18v, 8h), green), ((18v, 5h, 18v, 5h), teal), ((17v, 15h, 17v, 15h), orange), ((17v, 14h, 17v, 14h), teal), ((17v, 5h, 17v, 5h), orange), ((17v, 4h, 17v, 4h), teal), ((15v, 16h, 15v, 16h), green), ((15v, 12h, 15v, 12h), green), ((15v, 6h, 15v, 6h), green), ((15v, 2h, 15v, 2h), green), ((14v, 13h, 14v, 13h), red), ((14v, 3h, 14v, 3h), red), ((13v, 14h, 13v, 14h), red), ((13v, 4h, 13v, 4h), red), ((12v, 16h, 12v, 16h), orange), ((12v, 6h, 12v, 6h), orange), ((9v, 12h, 9v, 12h), orange), ((9v, 2h, 9v, 2h), orange), ((8v, 18h, 8v, 18h), green), ((8v, 15h, 8v, 15h), teal), ((8v, 8h, 8v, 8h), green), ((8v, 5h, 8v, 5h), teal), ((7v, 15h, 7v, 15h), orange), ((7v, 14h, 7v, 14h), teal), ((7v, 5h, 7v, 5h), orange), ((7v, 4h, 7v, 4h), teal), ((5v, 16h, 5v, 16h), green), ((5v, 12h, 5v, 12h), green), ((5v, 6h, 5v, 6h), green), ((5v, 2h, 5v, 2h), green), ((4v, 13h, 4v, 13h), red), ((4v, 3h, 4v, 3h), red), ((3v, 14h, 3v, 14h), red), ((3v, 4h, 3v, 4h), red), ((2v, 16h, 2v, 16h), orange), ((2v, 6h, 2v, 6h), orange)}])
(9h, black, [{((10v, 1h, 10v, 9h), yellow), ((8v, 6h, 8v, 7h), grey), ((8v, 2h, 8v, 2h), red), ((7v, 8h, 7v, 8h), red), ((7v, 3h, 7v, 3h), red), ((6v, 3h, 6v, 3h), blue), ((5v, 5h, 5v, 5h), blue), ((3v, 3h, 3v, 3h), blue), ((2v, 8h, 2v, 8h), red), ((2v, 6h, 2v, 6h), grey)}], [{((10v, 1h, 10v, 9h), yellow), ((18v, 6h, 18v, 7h), grey), ((18v, 2h, 18v, 2h), red), ((17v, 8h, 17v, 8h), red), ((17v, 3h, 17v, 3h), red), ((16v, 3h, 16v, 3h), blue), ((15v, 5h, 15v, 5h), blue), ((13v, 3h, 13v, 3h), blue), ((12v, 8h, 12v, 8h), red), ((12v, 6h, 12v, 6h), grey), ((8v, 6h, 8v, 7h), grey), ((8v, 2h, 8v, 2h), red), ((7v, 8h, 7v, 8h), red), ((7v, 3h, 7v, 3h), red), ((6v, 3h, 6v, 3h), blue), ((5v, 5h, 5v, 5h), blue), ((3v, 3h, 3v, 3h), blue), ((2v, 8h, 2v, 8h), red), ((2v, 6h, 2v, 6h), grey)}])
(29h, yellow, [{((1v, 11h, 9v, 19h), black)}, {((11v, 21h, 19v, 29h), black), ((11v, 11h, 19v, 19h), black), ((11v, 1h, 19v, 9h), black), ((1v, 21h, 9v, 29h), black), ((1v, 1h, 9v, 9h), black), ((9v, 17h, 9v, 17h), fuschia), ((7v, 13h, 7v, 13h), fuschia), ((5v, 15h, 5v, 15h), red), ((4v, 12h, 4v, 12h), green), ((3v, 18h, 4v, 18h), red), ((3v, 12h, 3v, 12h), red), ((2v, 15h, 2v, 15h), green)}], ?)