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