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