cinema

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace ConsoleApplication63
{
    class Program
    {
        static void Main(string[] args)
        {
            var projection = Console.ReadLine();
            var row = int.Parse(Console.ReadLine());
            var col = int.Parse(Console.ReadLine());
            double result = row * col;
            if (projection == "Premiere")
            {
                result = result * 12.00;
                Console.WriteLine("{0:f2}", result);
            }
            else if (projection == "Normal")
            {
                result = result * 7.50;
                Console.WriteLine("{0:f2}", result);
            }
            else if (projection == "Discount")
            {
                result = result * 5.00;
                Console.WriteLine("{0:f2}", result);
            }
        }
    }
}