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