20
16 13 15 18 11 17 20 12 14 19 
14 13 15 11 17 18 12 16 19 20 
20 11 12 17 16 13 19 14 18 15 
12 15 11 16 20 17 14 13 19 18 
20 19 14 12 15 17 16 18 13 11 
16 20 11 17 15 18 19 12 14 13 
13 14 15 19 18 16 12 20 11 17 
16 17 20 13 15 11 12 14 18 19 
16 15 13 19 12 20 14 17 11 18 
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1 3 4 9 6 7 2 8 5 10 
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1 8 7 2 10 5 6 3 9 4 
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