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