0,1,2,3,4,5,6,7,
7,6,5,4,3,2,1,0,
2,6,1,7,5,0,3,4,
4,3,0,5,7,1,6,2,
3,6,2,4,5,7,0,1,
1,0,7,5,4,2,6,3,
4,5,1,2,7,3,0,6,
6,0,3,7,2,1,5,4,
7,3,4,6,1,0,5,2,
2,5,0,1,6,4,3,7,
4,7,0,2,5,6,3,1,
1,3,6,5,2,0,7,4,
5,6,1,3,7,0,2,4,
4,2,0,7,3,1,6,5,
2,6,3,0,5,4,1,7,
7,1,4,5,0,3,6,2,
0,6,4,1,7,3,2,5,
5,2,3,7,1,4,6,0,
5,0,7,2,4,6,1,3,
3,1,6,4,2,7,0,5,
0,5,3,4,6,2,7,1,
1,7,2,6,4,3,5,0,
3,0,2,7,4,1,5,6,
6,5,1,4,7,2,0,3,
7,0,1,3,5,2,6,4,
4,6,2,5,3,1,0,7,
3,5,4,2,1,0,6,7,
7,6,0,1,2,4,5,3,
4,1,5,6,7,0,3,2,
2,3,0,7,6,5,1,4,
5,0,3,1,7,6,4,2,
2,4,6,7,1,3,0,5,
2,1,5,4,7,0,3,6,
6,3,0,7,4,5,1,2,
7,5,3,2,6,0,4,1,
1,4,0,6,2,3,5,7,
1,0,6,5,7,2,3,4,
4,3,2,7,5,6,0,1,
3,1,5,6,4,0,7,2,
2,7,0,4,6,5,1,3,
4,0,5,6,2,1,3,7,
7,3,1,2,6,5,0,4,
4,3,7,5,2,1,0,6,
6,0,1,2,5,7,3,4,
6,5,0,2,4,7,3,1,
1,3,7,4,2,0,5,6,
0,3,4,5,1,2,7,6,
6,7,2,1,5,4,3,0,
7,2,1,0,6,3,4,5,
5,4,3,6,0,1,2,7,
0,2,4,1,7,3,6,5,
5,6,3,7,1,4,2,0,
1,6,2,4,5,0,3,7,
7,3,0,5,4,2,6,1,
7,5,2,4,0,3,1,6,
6,1,3,0,4,2,5,7,