msd_4 msd_3

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

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

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

3 0
1 0 -> 3
2 0 -> 6
3 0 -> 7
2 1 -> 8
3 1 -> 9

4 1
0 1 -> 0
0 2 -> 1
1 2 -> 4
2 2 -> 10
3 2 -> 4

5 0
1 0 -> 5
2 0 -> 11
3 0 -> 5

6 1
0 0 -> 0
0 1 -> 1
1 1 -> 2
1 2 -> 3
2 2 -> 6
3 2 -> 7

7 0
0 0 -> 12
1 0 -> 7
2 0 -> 6
3 0 -> 7
0 1 -> 13
1 1 -> 9
2 1 -> 8
3 1 -> 9
0 2 -> 11

8 0
2 0 -> 8
3 0 -> 9

9 1

10 0
1 0 -> 14
2 0 -> 10
3 0 -> 4
0 1 -> 12
1 1 -> 15
2 1 -> 11
3 1 -> 5
0 2 -> 13
1 2 -> 9

11 1
0 0 -> 11

12 0
2 2 -> 12
3 2 -> 7

13 0
1 0 -> 14
2 0 -> 13
3 0 -> 9
0 1 -> 12
1 1 -> 15
2 1 -> 11
0 2 -> 13
1 2 -> 9

14 0
1 2 -> 14
2 2 -> 10
3 2 -> 4

15 0
0 0 -> 12
1 0 -> 15
2 0 -> 11
3 0 -> 5
0 1 -> 13
1 1 -> 9
0 2 -> 11