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