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