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