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