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