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