20
20 17 19 13 12 15 11 16 18 14 
13 11 16 12 18 14 17 19 15 20 
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16 13 17 20 12 11 14 19 18 15 
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18 15 16 20 17 12 19 11 14 13 
18 11 12 16 13 17 20 19 15 14 
14 13 17 19 16 11 18 20 12 15 
12 19 16 14 13 17 20 15 18 11 
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