C# Laborator 8 Problema 2

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

namespace ConsoleApplication7
{
    class Utils
    {
        public static void Reverse(ref string initialString)
        {
            string reverseString="";
            int i,j=0;
            for(i=initialString.Length-1;i>=0;i--)
            {
                reverseString = reverseString+initialString[i];
                j++;
            }
            initialString=reverseString;
        }

    }
    class Program
    {
        static void Main(string[] args)
        {
            string x;
            x=Console.ReadLine();
            Utils.Reverse(ref x);
            Console.WriteLine("{0}",x);
        }
    }
}