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