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