[0,1,1,2,1,2,1,2,2,3,2,3,1,2,2,3,2,3,1,2,2,3,2,3,1,2,2,3,2,3,1,2,2,3,2,3,2,3,3,4,3,4,2,3,3,4,3,4,2,3,3,4,3,4,2,3,3,4,3,4,1,2,2,3,2,3,2,3,3,4,3,4,2,3,3,4,3,4,2,3,3,4,3,4,2,3,4,3,4,3,4,4,4,1,2]