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