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