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