[0,1,2,3,7,5,6,4,8,9,10,11,12,13,17,15,16,14,18, 19,20,21,22,23,27,25,26,24,28,29,30,31,32,33,37, 35,36,34,38,39,70,71,72,73,77,75,76,74,78,79,50, 51,52,53,57,55,56,54,58,59,60,61,62,63,67,65,66, 64,68,69,40,41,42,43,47,45]