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