lsd_3

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

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

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

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

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

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