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