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