2015/finals/fox_lochs_sample_input.txt

5
2
2 0 4 3
3 2 5 5
1
0 0 3 4
3
0 0 3 2
0 1 3 3
0 2 3 4
3
0 0 1 1
2 0 4 2
5 0 8 3
3
-3 -3 3 3
-2 -2 2 2
-1 -1 1 1