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