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