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