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