using System;

public class Program

{

    public static void Main()

    {

        int i = 1;  

        while (i <=100)

        {

            if(i.ToString().Length == 1)

            {

                Console.Write(i + " \t");

            }   

            else

            {

                Console.Write(i + "\t");

            }

            if (i%10 == 0)

            {

                Console.WriteLine("");

            }           

            i++;

        }

    }

}