using System;

public class Program

{

    public static void Main()

    {

    int i,j;

        Console.WriteLine("the prime numbers are");

        for(i=0;i<=10;i++)

        {

            for(j=2;j<=i;j++)

            {

                if(i%j==0)

                    break;

            }

            if(i==j)

            {

                Console.WriteLine(i);

            }

        }

    }

}