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