using System;

public class Program

{

    public static void Main()

    {

        double final;

        double charge = 12;

        double total;

        Console.WriteLine("How much is your bill?");

        double price = Convert.ToDouble(Console.ReadLine());

        total = charge / 100 * price;

        final = price + total;

        Console.WriteLine("The total bill you have to pay is is £" + final);

    }

}