0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,
15,14,13,12,11,10,9,8,7,6,5,4,3,2,1,0,
7,5,12,9,8,14,13,2,0,15,1,11,3,10,4,6,
6,4,10,3,11,1,15,0,2,13,14,8,9,12,5,7,
8,3,13,9,1,12,4,7,11,0,15,6,5,14,10,2,
2,10,14,5,6,15,0,11,7,4,12,1,9,13,3,8,
9,11,4,2,8,13,0,14,10,15,3,7,5,1,6,12,
12,6,1,5,7,3,15,10,14,0,13,8,2,4,11,9,
7,14,0,9,3,10,1,12,11,8,2,5,6,4,15,13,
13,15,4,6,5,2,8,11,12,1,10,3,9,0,14,7,
2,10,4,9,3,15,7,12,0,6,14,13,1,5,8,11,
11,8,5,1,13,14,6,0,12,7,15,3,9,4,10,2,
8,6,15,14,0,7,5,2,13,10,9,12,1,3,11,4,
4,11,3,1,12,9,10,13,2,5,7,0,14,15,6,8,
5,0,13,9,14,6,11,2,8,1,3,4,15,7,10,12,
12,10,7,15,4,3,1,8,2,11,6,14,9,13,0,5,
3,12,9,6,15,14,7,4,2,8,13,5,0,11,10,1,
1,10,11,0,5,13,8,2,4,7,14,15,6,9,12,3,