7
0 7 2 5
0 5 2 5
2 4 4 4
2 4 4 2
2 7 4 9
0 1 4 1
1 4 3 6
8
1/1 4/1 2/1 5/1
0/1 5/1 2/1 5/1
0/1 7/1 2/1 5/1
2/1 5/1 3/1 6/1
0/1 1/1 4/1 1/1
2/1 4/1 4/1 2/1
2/1 4/1 4/1 4/1
2/1 7/1 4/1 9/1
12
0/1 1/1
0/1 5/1
0/1 7/1
1/1 4/1
2/1 4/1
2/1 5/1
2/1 7/1
3/1 6/1
4/1 1/1
4/1 2/1
4/1 4/1
4/1 9/1
1
2/1 5/1
1
8
1/1 4/1 2/1 5/1
0/1 5/1 2/1 5/1
0/1 7/1 2/1 5/1
2/1 5/1 3/1 6/1
0/1 1/1 4/1 1/1
2/1 4/1 4/1 2/1
2/1 4/1 4/1 4/1
2/1 7/1 4/1 9/1
