Rounding

Rounding

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace Rounding
{
    public class Program
    {
        public static void Main(string[] args)
        {
            Console.WriteLine(Round(16, 17, 18).ToString());
            Console.WriteLine(Round(6, 4, 4).ToString());
        }

        public static int Round(int a, int b, int c)
        {
            int totalSum = 0;

            totalSum = RoundToTen(a) + RoundToTen(b) + RoundToTen(c);

            return totalSum;
        }

        public static int RoundToTen(int number)
        {
            if (number % 10 >= 5)
            {
                //This will add 5 and then evenly divide the number and then multiply by ten. (This rounds up)
                return ((number + 5) / 10) * 10;
            }
            else
            {
                //This will multiply the evenly divded number by ten. (This rounds down)
                return (number / 10) * 10;
            }
        }
    }
}