Yeah, I like the suggested wording too. I think it is clearer.
I agree as well! It makes more sense to make a trade that benefits all parties hahaha
Great, sounds like a plan then.
@kshekabhi if you want to have a stab at updating the exercise for this change I’d be happy to leave it to you! If not, I can do it myself. 
I opened a PR to address this here: gotta-snatch-em-all: change task to use symmetric set difference by sanderploegsma · Pull Request #2795 · exercism/java · GitHub