[0,1,2,3,4,5,8,6,7,9,10,13,11,12,21,22,19,14,15, 20,18,16,17,23,24,27,25,26,35,36,33,28,29,34,32, 30,31,58,59,62,63,64,56,60,51,37,38,52,40,41,39, 57,61,55,49,50,53,47,42,43,54,48,46,44,45,65,66, 69,67,68,77,78]