using System;

public class Program

{

    public static void Main()

    {

        int[] x = new int[9];

        Random r = new Random();

        for (int i = 0; i < x.Length; )

            {

              bool yok = true;

              int sayi = r.Next(1,10) ; 

              for (int k = 0; k < x.Length; k++)

                {

                 if (sayi == x[k]) { yok = false; break; }

                }

                if (yok)

                   {

                     x[i] = sayi;

                     i++;

                   }

                }

                 foreach (int i in x) 

                 Console.Write(i);

    }

}