Proposed exercise
Create a function SumDigits that receives a number and returns any results in the sum of its digits. For example, if the number is 123, the sum would be 6.
Console.Write( SumDigits(123) );
6
Output
Solution
using System;
public class FSumDigits
{
public static int SumDigits( int n )
{
string number = Convert.ToString(n);
int sum = 0;
for (int i = 0; i < number.Length; i++)
sum += Convert.ToInt32(number.Substring(i,1));
return sum;
}
public static void Main()
{
Console.WriteLine(SumDigits(123));
}
}