using System;

public class Program

{

    public static void Main()

    {

            int u=0,i=10,t=0,s=0,j; 

            while(u < 9)

            {

            i=(i-1); 

            t++;

            s=0;

            j=0;    

            while(j < t)

            {   

            s = s * 10 +i;

            j++;

            }       

            u++;

            Console.WriteLine(+ s);

            } 

    }

}