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