26
1 50 B
49 49 A
47 47 A
45 45 A
43 43 A
41 41 A
39 39 A
37 37 A
35 35 A
33 33 A
31 31 A
29 29 A
27 27 A
25 25 A
23 23 A
21 21 A
19 19 A
17 17 A
15 15 A
13 13 A
11 11 A
9 9 A
7 7 A
5 5 A
3 3 A
1 1 A