11
0 1 1 2 2 3 2 2 4 1 2 
1 0 0 1 1 2 1 1 3 0 1 
1 0 0 1 1 2 1 1 3 0 1 
2 1 1 0 41 1 41 41 2 1 41 
2 1 1 41 0 1 41 41 2 1 41 
3 2 2 1 1 0 1 1 3 2 1 
2 1 1 41 41 1 0 41 2 1 41 
2 1 1 41 41 1 41 0 2 1 41 
4 3 3 2 2 3 2 2 0 3 2 
1 0 0 1 1 2 1 1 3 0 1 
2 1 1 41 41 1 41 41 2 1 0