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