msd_s2 msd_s2

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

1 0
0 0 -> 5
1 0 -> 1
2 0 -> 2
0 1 -> 6
1 1 -> 3
2 1 -> 4

2 0
0 0 -> 5
0 1 -> 6

3 0
1 0 -> 7
0 1 -> 7

4 0
0 1 -> 7

5 0
0 0 -> 1
1 0 -> 1
2 0 -> 2
0 1 -> 3
1 1 -> 3
2 1 -> 4

6 0
0 0 -> 7
1 0 -> 7

7 1
