20
19 20 11 16 18 17 15 13 14 12 
17 20 18 13 15 16 19 14 12 11 
15 14 19 11 20 16 13 18 12 17 
17 19 16 11 13 12 15 14 20 18 
12 15 14 19 13 16 20 18 17 11 
13 17 16 20 19 15 12 18 11 14 
12 17 15 13 11 18 16 14 20 19 
13 11 14 16 18 12 17 20 19 15 
14 17 13 20 15 11 19 12 16 18 
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