using System;

using System.Collections.Generic;

​

namespace Bank

{

    public class Program

    {

        // Here I could choose Decimal, but it's slower, that's why I'm converting cash into penauts

        public static List<long> moneyDenominations = new List<long> { 50000, 20000, 10000, 5000, 2000, 1000, 500, 200, 100, 50, 10, 5, 2, 1 };

​

        // Here we could create enum, class or  just create money Object, read it from JSON or something like that.

        public static List<int> moneyDenominationsLeft = new List<int> { 0, 2, 1, 3, 0, 1000, 500, 200, 100, 50, 10, 5, 2, 1 };

​

        public static long moneyToWithdraw = 0;

​

        public static void Main()

        {

            ReadMoneyAmmount();

        }

​

        public static void ReadMoneyAmmount()

        {

            Console.WriteLine("\nHow much money you wish to withdraw? Zl \n");

            while (moneyToWithdraw <= 0)

            {

                Int64.TryParse(Console.ReadLine().Trim(), out moneyToWithdraw);

            }

            moneyToWithdraw *= 100;

            SplitMoney();

        }

​

        public static void SplitMoney()

        {

            int moneyParts = 0;

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

            {

                while (moneyToWithdraw / moneyDenominations[i] >= 1 && moneyDenominationsLeft[i] > 0)

                {

                    moneyParts++;

                    moneyDenominationsLeft[i]--;

                    moneyToWithdraw -= moneyDenominations[i];

                }

​

                if (moneyDenominations[i] >= 100)

                {

                    Console.WriteLine("Cash  {0} In zł occured {1} times", moneyDenominations[i] / 100, moneyParts);

                }

                else

                {

                    Console.WriteLine("Cash  {0} In grosze occured {1} times", moneyDenominations[i], moneyParts);

                }

​

                moneyParts = 0;

            }

            ReadMoneyAmmount();

        }

    }

}