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