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