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