[1,0,0,1,1,1,1,1,2,2,1,2,3,2,2,3,3,3,3,3,4,4,3,4, 5,4,4,5,5,5,5,5,6,6,5,6,7,6,6,7,7,7,7,7,8,8,7,8,9, 8,8,9,9,9,9,9,10,10,9,10,11,10,10,11,11,11,11,11, 12,12,11,12,13,12,12,13,13,13,13,13,14,14,13,14, 15,14,14,15,15,15]