2
1 2 4 2
3 0 5 4
3
3/1 0/1 4/1 2/1
1/1 2/1 4/1 2/1
4/1 2/1 5/1 4/1
4
1/1 2/1
3/1 0/1
4/1 2/1
5/1 4/1
1
4/1 2/1
1
3
3/1 0/1 4/1 2/1
1/1 2/1 4/1 2/1
4/1 2/1 5/1 4/1
