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