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