20 41
10 6 9 10 6 2 10 8 7 2 8 6 9 10 10 2 6 2 7 6
0 4 1 0 0 0 0 0 4 3 0 0 0 0 0 0 0 0 0 0 
4 0 0 0 0 0 0 0 4 0 0 0 0 0 0 0 0 0 2 1 
1 0 0 1 0 0 0 0 0 2 4 0 0 0 0 0 0 0 4 0 
0 0 1 0 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 
0 0 0 1 0 4 0 0 0 0 0 0 0 0 4 0 0 0 3 0 
0 0 0 1 4 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 
0 0 0 1 0 0 0 3 0 0 4 0 0 3 0 0 0 0 0 1 
0 0 0 0 0 0 3 0 4 2 1 1 4 3 0 0 0 0 0 4 
4 4 0 0 0 0 0 4 0 3 0 0 0 0 0 1 0 0 0 1 
3 0 2 0 0 0 0 2 3 0 2 0 0 0 0 0 0 0 0 0 
0 0 4 0 0 0 4 1 0 2 0 1 0 0 0 0 0 0 0 0 
0 0 0 0 0 0 0 1 0 0 1 0 4 0 0 0 0 0 0 0 
0 0 0 0 0 0 0 4 0 0 0 4 0 0 0 0 0 4 0 0 
0 0 0 0 0 0 3 3 0 0 0 0 0 0 0 0 4 0 0 0 
0 0 0 0 4 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 
0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 3 
0 0 0 0 0 0 0 0 0 0 0 0 0 4 0 0 0 4 0 0 
0 0 0 0 0 0 0 0 0 0 0 0 4 0 0 0 4 0 0 0 
0 2 4 0 3 0 0 0 0 0 0 0 0 0 2 0 0 0 0 2 
0 1 0 0 0 1 1 4 1 0 0 0 0 0 0 3 0 0 2 0 
