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