4
0 4 6 0
0 0 6 4
3 2 5 4
3 2 5 0
6
0/1 0/1 3/1 2/1
0/1 4/1 3/1 2/1
3/1 2/1 5/1 0/1
3/1 2/1 5/1 4/1
3/1 2/1 6/1 0/1
3/1 2/1 6/1 4/1
7
0/1 0/1
0/1 4/1
3/1 2/1
5/1 0/1
5/1 4/1
6/1 0/1
6/1 4/1
1
3/1 2/1
1
6
0/1 0/1 3/1 2/1
0/1 4/1 3/1 2/1
3/1 2/1 5/1 0/1
3/1 2/1 5/1 4/1
3/1 2/1 6/1 0/1
3/1 2/1 6/1 4/1
