using System;

​

/*

    * TASK:

    * Write a function to calculate the sum of the values of each digit in an integer.

    *

    * E.g.

    *     1   =>                      1

    *    10   => 1 + 0             =  0

    *   348   => 3 + 4 + 8         = 15

    *   15032 => 1 + 5 + 0 + 3 + 2 = 11

*/

​

public class SumDigitsProgram

{

    public static int SumAllDigits(int N)

    {

        return 1;//throw new NotImplementedException();

    }

​

    private static void TestCase(int input, int expectedOutput)

    {

        Console.WriteLine($"Input:    {input}");

        Console.WriteLine($"Expected: {expectedOutput}");

        Console.WriteLine($"Actual:   {SumAllDigits(input)}");

        Console.WriteLine();

    }

​

    public static void Main()

    {

        TestCase(0, 0);

        TestCase(1, 1);

        TestCase(-1, 1);

        TestCase(10, 1);

        TestCase(348, 15);

        TestCase(-348, 15);

        TestCase(15_032, 11);

        TestCase(4_000_000, 4);

    }

}