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