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