3

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

-1 -1 4
2 1 1 2
1 3 2 1
1 2 2 1
2 1 1 3

-2 -1 1
5


3

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

-1 -1 4
2 1 1 2
1 3 2 1
1 2 2 1
2 1 1 3

-2 -1 1
5