Floodfill: 2, 0, 6, 5 -> 00074123|16, 2, 26, 12 -> 000e8d20|28, 3, 36, 12 -> 000c33ed|0, 4, 6, 12 -> 0019fc02|8, 5, 14, 12 -> 000ca47e|36, 5, 44, 12 -> 000f2913