[0,-1,1,1,-1,2,-1,2,2,2,3,1,3,2,3,3,3,4,3,3,3,4,3, 4,3,4,4,4,5,4,5,4,4,4,5,4,5,4,5,5,5,6,5,5,5,6,5,6, 5,6,5,6,5,6,5,6,6,6,7,6,7,6,6,6,7,6,7,6,7,6,7,6,7, 6,7,7,7,8,7,7,7,8,7,8,7,7,7,8,7,8,7,8,7,8,7,8,7,8, 8,8,9,8,7,8,8,8,9,8,9,8,9,8]