Here's the sentence that I get mixed up.
Q: Tell me about a problem you had at home.
A: I don't remember me having a problem at home.
I'd like to know what it implies.
a. I had a problem at home, but I don't remember in detail.
b. I'm not sure if I had a problem at home. I'm pretty sure that I didn't have a problem at home.
c. I haven't had a problem at home ever