namastey-double-ended-queue

namastey-double-ended-queue

Brief Description

namastey-double-ended-queue is a JavaScript package that implements a Double-ended Queue (Deque) data structure. It provides methods to efficiently add and remove elements from both ends of the queue.

Features

• addFront(value): Adds an element to the front of the deque.
• addRear(value): Adds an element to the rear of the deque.
• removeFront(): Removes and returns an element from the front of the deque.
• removeRear(): Removes and returns an element from the rear of the deque.
• peekFront(): Peeks at the front element without removing it.
• peekRear(): Peeks at the rear element without removing it.
• isEmpty(): Checks if the deque is empty.
• getSize(): Returns the number of elements in the deque.

Installations

To install the package globally, run:

npm install -g namastey-double-ended-queue

Examples

const Deque = require('namastey-double-ended-queue');

const deque = new Deque();

deque.addFront(10);
deque.addRear(20);
console.log(deque.peekFront()); // Output: 10
console.log(deque.peekRear()); // Output: 20

deque.addFront(5);
console.log(deque.removeRear()); // Output: 20
console.log(deque.removeFront()); // Output: 5
console.log(deque.getSize()); // Output: 1