[0,1,0,2,1,0,3,2,1,0,4,3,2,1,0,5,4,3,2,1,0,6,5,4, 3,2,1,0,7,6,5,4,3,2,1,0,8,7,6,5,4,3,2,1,9,0,8,7,6, 5,4,3,2,10,1,9,0,8,7,6,5,4,3,11,2,10,1,9,0,8,7,6, 5,4,12,3,11,2,10,1,9,0,8,7,6,5,13,4,12,3,11,2,10, 1,9,0,8,7,6,14,5]