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