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