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