using System;

//Martin Cingilev 18                    

public class Program

{

    public static void Main()

    {

        string movie = Console.ReadLine();

        int x = int.Parse(Console.ReadLine());

        int y = int.Parse(Console.ReadLine());

        int seats = x*y;

        switch(movie)

        {

            case "Premire": Console.WriteLine(seats*12 + " leva");

                break;

            case "Normal": Console.WriteLine(seats*7.5 + " leva");

                break;

            case "Discount": Console.WriteLine(seats*5 + " leva");

                break;

        }

    }

}