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