rshivkumar95

class Queue {
  constructor() {
    this.items = [];
  }
  
  enqueue(data) {
    this.items.push(data);
  } 
  
  dequeue() {

rshivkumar95

class Stack {
  constructor() {
      this.items = [];
  }
  
  push(element) {
    this.items.push(element);
  }
  
  pop() {

rshivkumar95

// LINKEDLIST NODE 
class Node {
  constructor(data){
    this.data = data;
    this.next = null;
  }
}

// LINKEDLIST IMPLEMENTATION
class LinkedList {

rshivkumar95

function promissDemo(){
  new Promise(function(resolve, reject){
    setTimeout(function(){
      console.log('200');
      resolve()
    }, 200);
  }).then(function(fromResolve){
    setTimeout(function(){
      console.log('100');
      //resolve('hello')

rshivkumar95

function Circle(radius) {
  this.radius = radius;
  this.draw = function() {
    console.log(this.radius);
  }
}

function Rectangle(radius) {
  Circle.call(this, radius);
}