blacksheep557

function validIp(ip) {
  const ipArray = ip.split(".")
  console.log(ipArray.length)
  return ipArray.length === 4 && !ipArray.some(address => 0 > Number(address) || Number(address) > 255)
}

console.log(validIp('1.2.3.4'))
console.log(validIp('123.45.67.89'))
console.log(validIp('1.2.3.4.5'))
console.log(validIp('1.2.3'))

blacksheep557

function getColors(code) {
  const array = code.split('')
  const [r,g,b] = [[array[1],array[2]],[array[3],array[4]],[array[5],array[6]]]
  return {
    red: parseInt(r.join(''), 16),
    green: parseInt(g.join(''), 16),
    blue: parseInt(b.join(''), 16),
  }
}
console.log(getColors("#FF9933"));

blacksheep557

function createSieve(length) {
    // @ts-ignore
    var sieve = new Array(length).fill(-1);
    for (var i = 1; i < length; i++) {
        var number = i + 1;
        if (sieve[i] === -1) {
            for (var j = i + number; j < length; j += number) {
                if (sieve[j] === -1)
                    sieve[j] = number;
            }

blacksheep557

  async moveToInterview(application, interview) {
    const user = await userApi.getUser(application.userId);
    const teacherName = user.name.split(' ')[0];
    const interviewDateStr = moment(interview.startTime).tz("Asia/Jakarta").format("DD-MMM @ HH:mm z");

    const demoClassGroupChat = await skypeApi.createInterviewChannel(`Online class with teacher ${teacherName}`, []);

    application.demoChatUrl = demoClassGroupChat.joinUrl;

    deskApi.mailOnTicket(application.ticketNumber, user.email, "Teacher application - invitation to interview", interviewMailTemplate(user, application, interview));

blacksheep557

async function createFreeTrialReimbursements(studentIds, courseId, userId) {
  return Promise.all(studentIds.map(async (studentId) => {
    const purchaseHistory = await courseApi.getPurchasesForAStudentInACourse(studentId, courseId);
    // no purchases
    if (purchaseHistory.length === 0)
      return
    // we already have a paid purchase
    if (purchaseHistory.filter(p => p.price > 0).length !== 0)
      return
    // we dont have a paid purchase

blacksheep557

def arithematic_subarray(array):
    if len(array) < 3:
        return 0
    iteration_count = 1
    difference = array[1] - array[0]
    res = 0
    for i in range(2, len(array)):
        diff = array[i] - array[i-1]
        if diff == difference:
            iteration_count += 1

blacksheep557

export const teacherAvailableSchedulesCtrl = {
  async create(schedule, params) {

    const teacherId = params.auth.teacherId
    const existingSchedule = (await teacherAvailabilitySchedulesDao.find({query: {teacherId}}))[0];

    if (existingSchedule) {
      return teacherAvailabilitySchedulesDao.update(existingSchedule._id, {
        ...existingSchedule,
        schedule: schedule.schedule

blacksheep557

const readline = require("readline");
let rlSync = require('readline-sync');

function calcScore(actual, guessed) {
  const result = { correctPos: 0, incorrectPos: 0 };
  for (let i = 0; i < actual.length; i++) {
    if (actual[i] === guessed[i]) {
      actual.splice(i, 1);
      guessed.splice(i, 1);
      result.correctPos += 1;

blacksheep557

const readline = require("readline");
let rlSync = require('readline-sync');

function calcScore(actual, guessed) {
  const result = { correctPos: 0, incorrectPos: 0 };
  for (let i = 0; i < actual.length; i++) {
    if (actual[i] === guessed[i]) {
      actual.splice(i, 1);
      guessed.splice(i, 1);
      result.correctPos += 1;

blacksheep557

def calcScore(actual, guessed):
    result = { "correctPos": 0, "incorrectPos": 0}
    for idx, val in enumerate(guessed):
        if val in actual:
            if  actual[idx] is val:
                result['correctPos'] += 1
            else:
                result['incorrectPos'] += 1
    print(result)
    return result