4,2,3,29,30,28,35,22,21,6,5,14,13,12,33,32,31,24,23,17,16,18,49,47,48,46,25,26,27,36,37,19,20,40,38,39,45,44,41,43,42,8,10,7,9,11,34,0,1,15