Type of priority queue

[Ayush-Kokande-2816457821730452 (Ayush Kokande)]

Why is vector , greater written in type of priority queue? Why is it not only custom pair because we are pushing those values only?

[aman212yadav (Aman Yadav)]

hello @Ayush-Kokande-2816457821730452

vector is a container and greater is inbuilt comparator.