msd_s2 msd_s2

0 1
0 0 -> 0
0 1 -> 1
0 2 -> 2
1 2 -> 3

1 0
1 0 -> 4
1 1 -> 1
1 2 -> 2
2 2 -> 3

2 0
2 0 -> 5

3 0
0 0 -> 6

4 1
0 0 -> 7
0 1 -> 1
0 2 -> 2
1 2 -> 3

5 0
0 0 -> 7
0 1 -> 1
0 2 -> 2

6 1
0 2 -> 3

7 0
0 0 -> 4
0 1 -> 1
0 2 -> 2
1 2 -> 3
