611341
1A 2C 3C 4D 5B 6C 7D 8A 9D 10A 11A,B,C,E 12A,B,C,D 13B,C,D,E 14A,B,C,E 15A,B,E 16A,B,D 17A,C,D 18A,B,C,D,E 19 A,B,C,D,E 20 A,D,E
A.1.8.10
B.5
11.ABCE
12.ABCD
13.BCDE
14.ABCE
15.ABE
16.ABD
17.ACD
18.ABCDE
19.ABCDE
20.ADE