2
0 3 0 0
0 2 0 0
2
0/1 2/1 0/1 0/1
0/1 3/1 0/1 2/1
3
0/1 0/1
0/1 2/1
0/1 3/1
1
0/1 2/1
1
3
0/1 2/1 0/1 0/1
0/1 2/1 0/1 0/1
0/1 3/1 0/1 2/1

