ArrayElementEqualToTheirIndex

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

namespace ElementsEqualToIndex
{
    class Program
    {
        static void Main(string[] args)
        {
            string n = Console.ReadLine();
            int[] MyArray = n.Split(' ').Select(x => Convert.ToInt32(x)).ToArray();

            string result = String.Empty;

            for (int i = 0; i < MyArray.Length; i++)
            {
                if (MyArray[i] == i)
                {
                    result += i;
                    result += " ";
                }
            }
            Console.WriteLine(result);
        }
    }
}