using system;

​

public class MyProgram

{

    public static void main(string[] args)

    {

        int n;

        int i;

        i = 0;

        output("Enter a positive integer: " + "\n");

        n = (int) inputValue();

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

        {

            output(i + "\n");

        }

    }

    ' .NET can only read single characters or entire lines from the console.

    ' The following functions are designed to help input specific data types.

    private static double inputValue()

    {

        double result

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

        return result

    }

    private static string inputText()

    {

        return Console.ReadLine()

    }

    private static output(string text)

    {

        Console.WriteLine(text)

    }

}

​