如何将字符串存储到散列映射中没有名称的新String []中？

I am doing a Q and A AI type thing and am trying to save its data into a txt file so that it keeps the questions from the last session, kind of like cleverbot. Is there an easier way of doing this? Or is there a way that I can store string into the new String[]?I am doing a Q and A AI type thing and am tryin