planks = 8;
plank_width = [4, 15, 14, 5, 2, 9, 9, 8];
pillars = 14;
pillar_height = [4, 3, 3, 4, 1, 4, 1, 4, 1, 3, 4, 3, 4, 3];
pillar_width = [1, 1, 2, 1, 1, 1, 2, 1, 2, 1, 1, 2, 2, 2];
available_width= 25;
available_height= 8;