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