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