using System;

​

public class MyProgram

{

    public static void Main(string[] args)

    {

        int counter;

        int n;

        output("Enter a whole number:" + "\n");

        n = (int) inputValue();

        for (counter = 1; counter <= n; counter++)

        {

            output(counter + "\n");

        }

    }

    private static double inputValue()

    {

        double result;

        while (!double.TryParse(Console.ReadLine(), out result));

        return result;

    }

    private static string inputText()

    {

        return Console.ReadLine();

    }

    private static void output(string text)

    {

        Console.WriteLine(text);

    }

}

​