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