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