Password

using System;
using System.Linq;

namespace Password
{
    class Program
    {
        static void Main(string[] args)
        {
            int number = int.Parse(Console.ReadLine());
            int numberK  = int.Parse(Console.ReadLine());
            char[] digits = number.ToString().ToArray();

            if (digits.Length > 1)
            {
                char first = digits[0];
                digits[0] = digits[digits.Length - 1];
                digits[digits.Length - 1] = first;

                char second = digits[1];
                digits[1] = digits[digits.Length - 2];
                digits[digits.Length - 2] = second;

                char third = digits[3];
                digits[3] = digits[digits.Length - 3];
                digits[digits.Length - 3] = third;
            }
            int morphedNumber = int.Parse(digits);

            int sum = (morphedNumber / numberK )+ (morphedNumber % numberK);

            Console.WriteLine(sum);

        }
    }
}