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