Max Heap, Min Heap, Priority Queue with custom comparator in Rust

To use heap(priority queue), we can use std crate:

use std::collections::BinaryHeap;

It is bit tricky when you need customer comparator for a Object’s priority Queue.

• Object must implement ‘Ord’ trait. Ord means ordering. We need to implement few other traits as well for the same things to achieve.

Here is my max heap example: