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