GetChange, C# - rextester

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//Rextester.Program.Main is the entry point for your code. Don't change it.
//Compiler version 4.0.30319.17929 for Microsoft (R) .NET Framework 4.5

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text.RegularExpressions;

namespace Rextester
{
    class Program
    {
        public void GetDollarChange(decimal change)
        {
            var bills = new[] { // ordered
                new { name = "twentie(s)", nominal   = 20 },
                new { name = "ten(s)", nominal      = 10 },
                new { name = "five(s)", nominal    = 5},
                new { name = "one(s)", nominal   = 1}
            };

Console.WriteLine("*** Bill denominations ***");
            foreach (var bill in bills )
            {
                int count = (int)( change / bill.nominal);
                change -= count * bill.nominal;

Console.WriteLine("Number of {0}: {1}", bill.name, count );
            }

}

public void GetCoinChange(decimal change)
        {
            var coins = new[] { // ordered
                new { name = "quarter(s)", nominal   = 0.25m },
                new { name = "dime(s)", nominal      = 0.10m },
                new { name = "nickel(s)", nominal    = 0.05m },
                new { name = "pennies", nominal   = 0.01m }
            };

Console.WriteLine("*** Coin denominations ***");
            foreach (var coin in coins)
            {
                int count = (int)(change / coin.nominal);
                change -= count * coin.nominal;

Console.WriteLine("Number of {0}: {1}", coin.name, count);
            }
        }

static void Main(string[] args)
        {
            decimal amount = 19.55m;
            if (args.Length > 0)
            {
                amount = Convert.ToDecimal(args[0]);
            }
            var billChange = (decimal)amount / 1;
            var coinChange = (decimal)amount % 1;

Program p = new Program();
            p.GetDollarChange(billChange);
            p.GetCoinChange(coinChange);
        }
    }
}

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