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