1. Cinema (Switch Construction)

using System;

namespace Cinema_S
{
internal class Program
{
    static void Main(string[] args)
    {
        string projectionType = Console.ReadLine();
        int linesAmmount = int.Parse(Console.ReadLine());
        int columnsAmmount = int.Parse(Console.ReadLine());

        double premiere = 12.00;
        double normal = 7.50;
        double discount = 5.00;

        double result;
        double seats = linesAmmount * columnsAmmount;

        switch (projectionType)
        {
            case "Premiere":
                result = seats * premiere;
                Console.WriteLine($"{result:F2} leva");
                break;

            case "Normal":
                result = seats * normal;
                Console.WriteLine($"{result:F2} leva");
                break;

            case "Discount":
                result = seats * discount;
                Console.WriteLine($"{result:F2} leva");
                break;
        }
    }
}
}