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