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