msd_nara msd_nara

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

1 1
0 0 -> 2

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

3 0
1 0 -> 4

4 1
0 0 -> 5

5 0
0 0 -> 3
