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