using System;

namespace ConsoleApplication1
{
    class Program
    {
        static void Main(string[] args)
        {
           int n=1;
		for(int i=n;i<=9;i++)
		{
		if(i/3==0)
		{
		Console.Write(i);
		}
		else
		{
		Console.WriteLine("\n"+i);
		}
		}
        }
    }
}