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