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