snawaz

// https://www.hackerrank.com/challenges/missing-numbers/problem

// this solution posted as comment on, to explain how O(n) solution is designed: 
//    = https://www.youtube.com/watch?v=N6r9Dh68Y3o

vector<int> missingNumbers(vector<int> arr, vector<int> brr) {
    auto const base = brr.front();
    int freqs[100] {0};
    int actual_base = base;
    for(auto const item : brr) {

snawaz

'use strict';

const express = require('express');

// Constants
const PORT = 8080;
const HOST = '0.0.0.0';

// App
const app = express();

snawaz

// Start the application
tokio::run(lazy(|| {
    let addr = "127.0.0.1:0".parse().unwrap();
    let listener = TcpListener::bind(&addr).unwrap();

    // Create the channel that is used to communicate with the
    // background task.
    let (tx, rx) = mpsc::channel(1_024);

    // Spawn the background task: