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