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