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