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