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