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