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