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