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