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