using System;

public class Program

{

    public static void Main()

    {

        //yolanda figueras 

        //PRACTICE 6

        int x;

        Console.WriteLine("");

        x = int.Parse(Console.ReadLine());

​

        if (x == 1)

        {

            for(int i = 1; i <=100; i++)

            {

                if(i%2==0)

                {

                Console.WriteLine(i);

                }

            }

        }

        else if (x == 2)

        {

            for(int i = 1; i <=100; i++)

            {

                if(i%2!=0)

                {

                Console.WriteLine(i);

                }

            }

        }

    }

}