cinema

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

namespace ConsoleApplication3
{
    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;
            switch (projection)
            {
                case "Premiere": Console.WriteLine("{0:f2}", result * 12.00); break;
                case "Normal": Console.WriteLine("{0:f2}", result * 7.50); break;
                case "Discount": Console.WriteLine("{0:f2}", result * 5.00); break;
                //default: Console.WriteLine("error"); break;
            }
        }
    }
}