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