Originally Posted by Fat chiizu
If you're seeing A and B, it means you're using an older version of the program. Please update to the newest version, which uses the symbols for male / female to show which parent's IV is inherited.
For ditto, it takes the role of the opposite gender from the gendered pokemon.
Thanks! I was using an older version, so that explains it. Didn't realize that particular feature had been updated. In that case, shall definitely download the new version. Thanks again for the awesome program! =)