using System;

namespace _11.HappyCatParking
{
    class HappyCatParking
    {
        static void Main(string[] args)
        {
            int days = int.Parse(Console.ReadLine());
            int hours = int.Parse(Console.ReadLine());

            double totalPrice = 0;

            for (int day = 1; day <= days; day++)
            {
                double priceDay = 0;

                for (int hour = 1; hour <= hours; hour++)
                {
                    if (day % 2 == 0 && hour % 2 != 0)
                    {
                        priceDay = priceDay + 2.50;
                    }
                    else if (day % 2 == 0 && hour % 2 == 0)
                    {
                        priceDay = priceDay + 1;
                    }
                    else if (day % 2 != 0 && hour % 2 == 0)
                    {
                        priceDay = priceDay + 1.25;
                    }
                    else if (day % 2 != 0 && hour % 2 != 0)
                    {
                        priceDay = priceDay + 1;
                    }
                }

                totalPrice += priceDay;

                Console.WriteLine($"Day: {day} - {priceDay:f2} leva");
            }

            Console.WriteLine($"Total: {totalPrice:f2} leva");


        }
    }
}