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