using System;

public class Program

{

    public static void Main()

    {

        // define constant

        int amount;

        // define value

        amount = 1;

        // check whether amount is more than 1

        if (amount > 1)

        {

            // decrease value for each loop

            while (amount-- > 0)

            {

                // echo stuffs on here

                Console.WriteLine("multi amount: loop " + amount);

            };

        } 

        // else just echo once

        else

        {

            Console.WriteLine("single amount");

        }

    }

}