using System;

using System.Linq;

public class Program

{

    public static void Main()

    {

        //Rosmond P. Castillo

        //Developer Exam:

​

        //is exam will be used to evaluate your problem solving skills and

        //strategy in programming.

​

        //Create a console program that accepts four decimal values.

​

        //Add the four values and then show the sum in different currencies

        //(follow the guidelines below)

​

        //a. Show the sum in US Dollar

        //b. Show the sum in Australian Dollar

        //c. Show the sum in Singaporean Dollar

        //d. Show the sum in Japanese Yen

        //Subtract the four values from 500.00 and then show the difference in

        //different currencies (follow the guidelines below)

        //a. Show the difference in US Dollar

        //b. Show the difference in Australian Dollar

        //c. Show the difference in Singaporean Dollar

        //d. Show the difference in Japanese Yen

        string line = Console.ReadLine();

            int value;

            if (int.TryParse(line, out value))

            {

                var lineTotal = line.Select(x => int.Parse(x.ToString())).Sum();

​

                decimal usdValue = Calculate.ConvertValue(lineTotal, "USD");

                decimal audValue = Calculate.ConvertValue(lineTotal, "AUD");

                decimal sgdValue = Calculate.ConvertValue(lineTotal, "SGD");

                decimal jpyValue = Calculate.ConvertValue(lineTotal, "JPY");

​

​

                Console.WriteLine("Converted values for these currencies");

                Console.WriteLine("USD converted value: {0}", usdValue);

                Console.WriteLine("AUD converted value: {0}", audValue);

                Console.WriteLine("SGD converted value: {0}", sgdValue);

                Console.WriteLine("JPY converted value: {0}", jpyValue);

​

                usdValue = Calculate.SubtractValue(usdValue);

                audValue = Calculate.SubtractValue(audValue);

                sgdValue = Calculate.SubtractValue(sgdValue);

                jpyValue = Calculate.SubtractValue(jpyValue);

​

​

                Console.WriteLine("Diffrence from 500");

                Console.WriteLine("USD difference: {0}", usdValue);

                Console.WriteLine("AUD difference: {0}", audValue);

                Console.WriteLine("SGD difference: {0}", sgdValue);

                Console.WriteLine("JPY difference: {0}", jpyValue);

​

                Console.ReadLine();

​

            }

            else

            {

                Console.WriteLine("this is NOT a number");

                Console.ReadLine();

            }

    }

}

​

public static class Calculate

    {

        public static decimal ConvertValue(decimal value, string currency)

        {

            decimal converted = 0.0M;

​

            if (currency.Equals("USD"))

                converted = value * 53.54M;

            else if (currency.Equals("AUD"))

                converted = value * 38.6232M;

            else if (currency.Equals("SGD"))

                converted = value * 38.9944M;

            else

                converted = value * 0.4816M;

​

            return converted;

        }

​

        public static decimal SubtractValue(decimal value)

        {

            return 500.00M - value;

​

        }

​

    }