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