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