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