Pet Store

Alice and Bob went to a pet store. There are $N$ animals in the store where the $i^{th}$ animal is of type $A_i$. Alice decides to buy some of these $N$ animals. Bob decides that he will buy **all** the animals **left** in the store after Alice has made the purchase. Find out whether it is possible that Alice and Bob end up with **exactly same** [multiset](https://en.wikipedia.org/wiki/Multiset)