using System;

public class Program

{

    public static void Main()

    {

        double amt,discount =0, total =0;

        string code = "";

        Console.WriteLine("Enter amount: ");

        amt = Convert.ToDouble(Console.ReadLine());

        Console.WriteLine("Discount Code: \nA - 5%\nB - 7%\nC - 10%\n\nEnter discount: ");

        code = Console.ReadLine();

        switch (code.ToLower())

        {

            case "a":

                discount = 0.05;

                break;

            case "b":

                discount = 0.07;

                break;

            case "c":

                discount = 0.1;

                break;

            default:

                discount = 0;

                break;

        }

        discount = discount * 100;

        total = amt - discount;

        Console.WriteLine("Discount amount: {0:N}", discount);

        Console.WriteLine("Total amount to be paid: {0:N}", total);

    }

}