1d 2d 3a 4b 5b
6a 7a 8b 9b 10c
11b 12a 13b 14b 15b
16c 17b 18d 19c 20a
21abcd 22abc 23abc 24abd 25abcd
26bcd 27abcd 28abcd 29abc 30acd
31bcd 32abd 33abcd 34ac 35ab
36bcd 37abc 38abd 39bc 40abcd
1d 2d 3a 4b 5b
6a 7a 8b 9b 10c
11b 12a 13b 14b 15b
16c 17b 18d 19c 20a
21abcd 22abc 23abc 24abd 25abcd
26bcd 27abcd 28abcd 29abc 30acd
31bcd 32abd 33abcd 34ac 35ab
36bcd 37abc 38abd 39bc 40abcd