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