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