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