10. Multiply Evens by Odds

using System;
using System.Linq;

namespace _10._Multiply_Evens_by_Odds
{
    class Program
    {
        static void Main(string[] args)
        {
            int number = int.Parse(Console.ReadLine());
            number = Math.Abs(number);
            int multipleOfEvenAndOdds =
                GetMultipleOfEvenAndOdds(GetSumOfEvenDigits(number), GetSumOfOddDigits(number));


            Console.WriteLine(multipleOfEvenAndOdds);
        }

        static int GetSumOfEvenDigits(int number)
        {
            int sumEvenDigits = 0;
            while (number > 0)
            {
                int curruntDigit = number % 10;
                number /= 10;

                if (curruntDigit % 2 == 0)
                {
                    sumEvenDigits += curruntDigit;
                }
            }
            return sumEvenDigits;
        }

        static int GetSumOfOddDigits(int number)
        {
            int sumOddDigits = 0;
            while (number > 0)
            {
                int curruntDigit = number % 10;
                number /= 10;

                if (curruntDigit % 2 != 0)
                {
                    sumOddDigits += curruntDigit;
                }
            }
            return sumOddDigits;
        }
        static int GetMultipleOfEvenAndOdds(int sumOddDigits, int sumEvenDigits)
        {
            int multipleOfEvenAndOdds = sumOddDigits * sumEvenDigits;
            return multipleOfEvenAndOdds;
        }

    }
}