4 5
0 4 8 5 
4 0 10 7 
8 10 0 9 
5 7 9 0 

4 4
0 2 6 5 
2 0 4 10 
6 4 0 9 
5 10 9 0

4 2
0 2 6 3 
2 0 4 1 
6 4 0 11 
3 1 11 0 

4 4
0 9 16 3 
9 0 4 8 
16 4 0 11 
3 8 11 0 

4 3
0 1 6 3 
1 0 4 8 
6 4 0 11 
3 8 11 0 

5 3
0 2 0 6 0
2 0 3 8 5
0 3 0 0 7
6 8 0 0 9
0 5 7 9 0

5 0
0 7 0 3 0
7 0 6 0 1
0 6 0 9 4
3 0 9 0 2
0 1 4 2 0

5 0
0 4 0 0 1
4 0 1 2 0
0 1 0 1 8
0 2 1 0 6
1 0 8 6 0

5 0
0 0 2 6 3
0 0 4 5 0
2 4 0 0 7
6 5 0 0 1
3 0 7 1 0

5 2
0 3 0 7 6
3 0 5 1 0
0 5 0 6 2
7 1 6 0 4
6 0 2 4 0

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

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

5 0
0 3 0 0 1
3 0 4 0 0
0 4 0 5 0
0 0 5 0 6
1 0 0 6 0

5 0
0 1 2 3 0
1 0 0 4 5
2 0 0 0 6
3 4 0 0 7
0 5 6 7 0

5 0
0 2 0 0 3
2 0 1 6 0
0 1 0 7 0
0 6 7 0 4
3 0 0 4 0