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