public static void Main()
Console.WriteLine("vuvedi grat");
string grat = Console.ReadLine();
Console.WriteLine("produkt");
string product = Console.ReadLine();
Console.WriteLine("broj");
double broj = double.Parse(Console.ReadLine());
else if (product == "beer")
else if (product == "beer")
else if (product == "sweets")
else if (product == "beer")
else if (product == "beer")
else if (product == "sweets")
else if (product == "beer")
else if (product == "beer")
else if (product == "sweets")