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