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