NastySwipy

<?php
$vineyard = intval(readline());
$grapеKilograms = readline();
$neededWine = intval(readline());
$numWorkers = intval(readline());
$totalGrape = $vineyard * $grapеKilograms;
$wine = 40/100 * $totalGrape / 2.5;
$remainderWine = $neededWine - $wine;
if($wine >= $neededWine){
    echo "Good harvest this year! Total wine: ".floor($wine)." liters."."\n";

NastySwipy

using System;

class ChangeBuro
{
    static void Main(string[] args)
    {
        double money = double.Parse(Console.ReadLine());
        string currencyIn = Console.ReadLine();
        string currencyOut = Console.ReadLine();
        string currencyStr = currencyIn + currencyOut;