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