30
18 26 30 21 23 16 24 19 29 28 27 22 25 17 20 
20 21 29 23 19 18 27 17 25 26 22 24 16 28 30 
18 21 17 16 20 28 25 26 30 27 24 23 19 29 22 
26 20 21 30 29 25 17 28 19 22 18 24 27 23 16 
18 25 27 30 29 28 19 26 20 22 24 21 23 17 16 
21 23 27 22 30 19 26 29 16 25 18 28 20 24 17 
23 18 28 26 29 21 27 22 24 30 17 16 19 25 20 
27 21 30 29 18 17 22 20 16 24 26 25 23 28 19 
23 28 27 24 19 20 16 22 26 25 18 17 21 30 29 
20 21 22 27 24 25 16 19 29 28 18 26 30 23 17 
29 17 21 20 16 19 30 24 23 25 18 28 27 26 22 
20 28 18 30 24 25 21 26 17 16 29 22 23 19 27 
29 20 21 16 24 18 26 27 25 30 19 22 23 28 17 
24 29 19 30 21 27 28 17 18 25 26 22 20 23 16 
23 28 30 26 16 17 27 29 22 19 18 25 20 24 21 
9 10 14 6 11 5 15 12 3 1 8 7 2 13 4 
5 15 8 2 7 3 4 1 14 12 9 6 11 10 13 
11 5 13 6 15 7 1 4 8 3 12 2 10 14 9 
7 6 11 4 8 2 5 10 3 9 14 12 1 13 15 
14 6 2 15 9 4 10 3 7 1 12 13 11 8 5 
9 10 5 8 6 3 1 15 11 2 14 12 4 7 13 
5 2 10 15 7 6 12 13 14 11 1 8 9 3 4 
10 1 3 12 6 7 9 11 8 15 13 4 5 2 14 
5 3 11 2 14 12 9 4 13 1 6 15 10 7 8 
10 11 6 4 8 3 14 5 9 12 2 7 1 15 13 
15 9 3 1 8 11 2 6 14 5 10 12 13 4 7 
7 13 11 14 2 5 12 15 4 10 6 3 8 9 1 
8 3 11 14 9 13 6 1 4 15 12 7 10 5 2 
7 12 6 9 10 8 13 11 5 14 4 3 15 2 1 
12 15 9 4 8 2 3 6 11 7 10 5 14 1 13 
forbidden 1 27
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forbidden 3 24
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forbidden 5 21
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