Add to the ArrayList using conditional statement

Question

I want to Add an element to an ArrayList using a interaction, while loop and if statement. I have a code below but it giving an error. Any modification I should do?
https://code.sololearn.com/cIqMy7by8RHN/?ref=app

Answer 1

Iterator was used to traverse the list and it's not a list itself.

However, you can add it into the ArrayList. 😉