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