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