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