N,height1,height2,height3 0,0,0,0 1,19.2,20,20.1 2,38.2,38.7,40.1 3,57.3,58.6 4,76.3,78.6 5,95.3,98.4 6,114.6,118.2,120 7,133.7,137.9,140 8,152.8,157.6,160 9,171.9,177.3,180 N = 0 setup1,setup2,setup3 216,234,210 242,214,240s