Given a category and a set of five words, find the word from the set that does not belong (i.e. is the least relevant) with the other words in the category. Words are separated by commas.

Ex Input:
Category: activity 
Words: divide, croquet, fritter, squander, spend

Ex Output:
croquet


Ex Input:
Category: consumer product 
Words: content, books, thing, program, jealous

Ex Output:
jealous


Ex Input:
Category: food 
Words: frank, pork, honesty, grub, goodies

Ex Output:

honesty