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