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