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