7,3,6,5,8,5,5,7,9,7,4,9,10,9,0,10,2,10,4,10,6,10,8,10,10,10,12,10,14,10,0,11,3,11,11,11,14,11,2,12,12,12,2,13,4,13,10,13,12,13,6,14,8,14,1,15,6,15,8,15,13,15,4,16,10,16,0,17,2,17,12,17,14,17,0,18,14,18