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