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