using System;

public class Program

{

    public static void Main()

    {

        Console.Clear();

        Console.Write("Type initial Value: ");

                      int n1 = Convert.ToInt32(Console.ReadLine());

                      Console.Write("Type limit:");

                      int n2 = Convert.ToInt32(Console.ReadLine());

        Console.WriteLine("Type increment: ");

        int inc = Convert.ToInt32(Console.ReadLine());

        if (n1 < n2 && inc > 0 && inc < (n2 - n1))

        {

            for(int i = n1; i <= n2; i += inc)

            {   

            Console.Write("{0}", i);

    }

}

    }

}