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