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