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