shayan-ys

// This sample demonstrates handling intents from an Alexa skill using the Alexa Skills Kit SDK (v2).
// Please visit https://alexa.design/cookbook for additional examples on implementing slots, dialog management,
// session persistence, api calls, and more.
const Alexa = require('ask-sdk-core');

const LaunchRequestHandler = {
    canHandle(handlerInput) {
        return Alexa.getRequestType(handlerInput.requestEnvelope) === 'LaunchRequest';
    },
    handle(handlerInput) {

shayan-ys

import cx from 'classnames';
import { Component } from 'react';

/*
assuming we wanted only ONE component, otherwise, naturally I would've make different components for each, TodoList, TodoItem, Input etc.
*/

export default class TodoList extends Component {
    constructor(props) {
        super(props);

shayan-ys

// run the code at: https://jsfiddle.net/shayan_ys/5qos4agz/
// question found on HackerRank: https://www.hackerrank.com/challenges/sock-merchant?h_l=interview&playlist_slugs%5B%5D=interview-preparation-kit&playlist_slugs%5B%5D=warmup

function isPair(x, pairs) {
    return pairs.hasOwnProperty(x);
}

var processMerchant = (function () {
    var pairs = {};
    var pairsCount = 0;

shayan-ys

class Elevator:
  def __init__(self, index: int, floor: int=0):
    self.id = index
    self.floor = floor
    self.dests = []
    self.dir = 0  # 1 up, -1 down, 0 idle
  
  def update(self):
    """ update status of current elevator.
      Move up/down, change direction based on next destination, or stop at destination when reached