[0,2,1,1,2,3,4,4,3,4,5,6,7,7,6,7,8,9,10,9,9,10,11, 12,12,12,11,12,14,15,15,14,12,13,15,18,16,14,14, 15,16,18,17,16,15,17,19,20,20,19,17,18,20,23,21, 18,18,20,21,23,22,20,18,21,24,25,24,22,20,21,24, 28,24]