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