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