ksu_C#_2

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace поезд17._04._18
{
    abstract class Carriage
    {
        public abstract int Price();
    }
    class Kupe : Carriage
    {
        const int mestniz = 100;
        const int mestverh = 10;
        const int stoim = 500;
        const int animal = 2000;
        const int menu = 1500;
        int s;
        public override int Price()
        {
            s = (mestniz + mestverh) * (stoim + animal + menu);
            return s;
        }
    }
    class Plats : Carriage
    {
        const int mestniz = 54;
        const int mestverh = 10;
        const int stoim = 500;
        const int animal = 2000;
        const int menu = 1500;
        int s;
        public override int Price()
        {
            s = (mestniz + mestverh) * (stoim + animal + menu);
            return s;
        }
    }
    class SV : Carriage
    {
        const int mestniz = 100;
        const int mestverh = 10;
        const int stoim = 500;
        const int animal = 2000;
        const int menu = 1500;
        int s;
        public override int Price()
        {
            s = (mestniz + mestverh) * (stoim + animal + menu);
            return s;
        }
    }

    class Train
        // очень бедный поезд
        // с тремя вагонами
    {
        Kupe ob = new Kupe();
        Plats ob1 = new Plats();
        SV ob2 = new SV();
        int s = 0;
        public int Info()
        {
            Console.WriteLine("Kupe " + ob.Price());
            Console.WriteLine("Plats " + ob1.Price());
            Console.WriteLine("SV " + ob2.Price());
            s = ob.Price() + ob1.Price() + ob2.Price();
            Console.WriteLine("sum " + s);
            Console.ReadKey();
            return 0;
        }
    }

    class Program
    {
        static void Main(string[] args)
        {
            Train tr = new Train();
            tr.Info();
        }
    }
}