[0,1,3,2,7,6,4,5,15,14,12,13,8,9,11,10,31,30,28, 29,24,25,27,26,16,17,19,18,23,22,20,21,63,62,60, 61,56,57,59,58,48,49,51,50,55,54,52,53,32,33,35, 34,39,38,36,37,47,46,44,45,40,41,43,42,127,126, 124,125,120,121]