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