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