using System;

using System.Collections.Generic;

​

/* Very dirty money program, but it works? :) */

​

public class Program {

    public static void Main(){

        // Available values to return

        int a = 1000;

        int b = 100;

        int c = 10;

        int d = 5;

        int e = 1;

        // Cost of available products

        double cost1 = 35.50;

        double cost2 = 2889;

        double cost3 = 4.95;

        // Another variable

        double costUsed;

        // Part 1: Create List of possible values to return for use in loop, not double

        List<int> list = new List<int>(new int[]{ a, b, c, d, e });

        // Part 2: Say hi

        Console.WriteLine("Välkommen! Vad vill du köpa?");

        // Part 3: If the options, ask for input

        Console.WriteLine("Vi kan erbjuda: \n 1 - Kattmat \n 2 - Flygbiljett till sydpolen \n 3 - Broccoli");

        Console.Write("Välj vad du vill köpa: ");

        int inputVara = Convert.ToInt32(Console.ReadLine());

        // Set costUsed to current cost value

        if (inputVara == 1){

            costUsed = cost1;

        }else if (inputVara == 2){

            costUsed =  cost2;

        }else {

            costUsed = cost3;

        }

        Console.WriteLine("Du valde {0}, det blir {1} SEK tack.", inputVara, costUsed);

        // Part 3: How much did they pay and what should they have in return

        Console.Write("Hur mycket betalar du: ");

        double amount = Convert.ToDouble(Console.ReadLine());

        double amountBack = amount - costUsed;

        int intBack = (int)amountBack;

        double decBack = amountBack - intBack;

        Console.WriteLine(intBack);

        Console.WriteLine(decBack);

        Console.WriteLine("Du ska ha tillbaka: {0} SEK vilket avrundat blir..", amountBack);

        // COULD PROBABLY USE MATH FUNCTIONS BUT W/E

        // If decBack is lower than 0.25 no "0.5 SEK" should be returned - If decBack is higher than 0.75 add 1 SEK to intBack

        // else decBack is 0.5

        if (decBack < 0.25){

            decBack = 0;

        }else if(decBack > 0.75){

            decBack = 1;

            intBack += (int)decBack;

        }else{

            decBack = 0.5;

        }

        // Part 4: loop list with for and access count - Loops available values

        int currentReturn;

        int currentInt = intBack;

        // Loops available returns from 1000 down to 1 and prints out the amount of x you get back

        for (int i = 0; i < list.Count; i++){

            currentReturn = currentInt / list[i];

            currentInt = currentInt % list[i];

            Console.WriteLine("{0} st {1} lappar/mynt", currentReturn, list[i]);

        }

        // Part 5: If decBack have the value 0.5 print out that you want your "0.5 SEK" coin too

        if (decBack == 0.5){

            Console.WriteLine("1 st 0.5 mynt");

        }

    }

}