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