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