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