30
30 18 24 21 20 22 28 19 27 23 26 29 25 17 16 
26 23 21 19 24 16 25 28 27 29 20 22 30 17 18 
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22 21 25 24 23 20 16 17 30 19 18 29 27 26 28 
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17 29 28 24 27 20 25 22 18 23 16 19 21 30 26 
28 18 20 25 29 24 22 26 23 27 17 30 21 16 19 
21 30 20 22 16 19 27 18 28 17 23 25 29 26 24 
20 29 23 27 22 28 19 24 21 16 26 18 30 25 17 
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