2
0 0 4 0
3 0 7 0
3
0/1 0/1 3/1 0/1
3/1 0/1 4/1 0/1
4/1 0/1 7/1 0/1
4
0/1 0/1
3/1 0/1
4/1 0/1
7/1 0/1
2
3/1 0/1
4/1 0/1
1
4
0/1 0/1 3/1 0/1
3/1 0/1 4/1 0/1
3/1 0/1 4/1 0/1
4/1 0/1 7/1 0/1

