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