20
15 19 14 20 17 16 13 11 12 18 
18 11 20 19 14 15 17 12 16 13 
15 11 20 14 19 12 13 18 17 16 
13 19 18 12 15 20 16 11 14 17 
15 14 19 16 11 13 17 20 18 12 
15 13 18 12 20 11 16 19 14 17 
20 18 15 12 11 17 16 19 14 13 
14 16 20 13 15 19 17 18 12 11 
20 19 18 11 16 15 17 14 13 12 
13 12 15 19 14 18 20 11 16 17 
2 10 3 9 7 8 1 4 6 5 
2 3 4 9 5 7 10 8 6 1 
10 6 3 8 5 4 1 7 9 2 
4 1 3 9 6 7 8 5 10 2 
1 7 2 5 8 3 10 4 9 6 
2 6 1 3 9 5 8 4 7 10 
8 1 4 7 9 6 2 5 3 10 
7 4 8 9 6 2 3 1 5 10 
8 9 4 5 3 1 7 6 2 10 
3 1 10 8 2 6 5 9 7 4 
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