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