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