using System.Linq;

using System;

namespace LogicalPrograms

{

    public class Program

    {

       public static void Main(string[] args)

        {

            Console.Write("Enter a String : ");

            string inputString = Console.ReadLine();

            var uniqueCharArray = inputString.ToCharArray().Distinct().ToArray();

            var resultString = new string(uniqueCharArray);

​

            Console.WriteLine("After Removing Duplicates : " + resultString);

            Console.ReadLine();

        }

    }

}