10 20 
2 8 5 1 10 5 9 9 3 5 
2 1 3 2 
4 8 5 2 
6 2 7 2 
8 3 9 6 
0 0 10 2 
0 0 0 0 
0 0 0 0 
0 0 0 0 
0 0 0 0 
0 0 0 0

39