## Priority Queue=k ,does not remove the k where distance[k] is min

int[] distance = new int[100]; PriorityQueue pq = new PriorityQueue<>(new Comparator() { @Override public int compare(Integer o1, Integer o2) { if (…

## What’s the purpose of the PriorityBlockingQueue?

I’ve been playing with blocking queues and PriorityQueue, and it got me thinking. I can’t see a good usecase for PriorityBlockingQueue. The point of a priority queue is to sort the values put into it …

## Map and Priority Queues

I want to create a Map with key as an product id(Integer) and then have the value be a priorityQueue as the value. This will store all users object that have bought the same product. This needs to be …

## Java priority queue that extends comparable?

I am working on a class assignment and I don’t quite understand how to use comparator in the way the assignment is asking. The assignment reads: “Complete the Priority Queue class Your Priority …

## calculate the max length of an array such that average is less than given value

I’ve beern trying to solve this question but getting timeout for most test cases. Can anyone help me in optimising this? Problem Statement : You are given an array A of length N. You have to choose …

## Efficient way to implement Priority Queue in Javascript?

Priority Queues have a priority value and data, for every entry. Thus, when adding a new element to the queue, it bubbles up to the surface if it has a higher priority value than elements already in …