using System;

public class Program

{

    static void Discount (int Quantity)

    {

        if (Quantity < 10 )

        {

            Console.WriteLine("The discount is 5% for this Quantity");

        }

        else if (Quantity <50 )

        {

            Console.WriteLine("The discount is 10% for this Quantity");

        }

        else if (Quantity <100 )

        {

            Console.WriteLine("The discount is 15% for this Quantity");

        }

        else Console.WriteLine("The discount is 20% for this Quantity");

    }

​

    public static void Main()

    {

        Discount (Convert.ToInt32(Console.ReadLine()));

    }

}