using System;

public class Program

{

    public static void Main()

    {

        Console.Write("Цена за кг: ");

        double cena = double.Parse(Console.ReadLine());

        Console.Write("KonnuecTBO B Kr: "); 

        double kol = double.Parse(Console.ReadLine ());

        double sum = cena*kol; 

        sum=Math.Round(sum, 2); 

        Console.WriteLine("Cyma: " + sum);

    }

}