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