using System;

public class ¼Ò¼ö±¸Çϱâ_for
{
	public static void Main()
	{
		for(int i = 2;i <= 100;i++)
		{
			for(int j = 2;j <= i;j++)
			{
				if(i % j != 0)
				{
					continue;
				}
				if(i == j)
				{
					Console.WriteLine("{0,3}", i);
				}
				break;
			}
		}
	}
}