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