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