VehicleCatalogue

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

namespace Vehicle_Catalogue
{
    public class Vehicle
    {
        public string Type { get; set; }
        public string Model { get; set; }
        public string Color { get; set; }
        public decimal Horses { get; set; }
        public decimal Averages { get; set; }

        static void Main(string[] args)
        {
            decimal truckAvg = 0.00M;
            var carAvg = 0.00M;
            var vehicles = new List<Vehicle>();
            var trucks = new List<Vehicle>();
            var cars = new List<Vehicle>();
            var inputString = Console.ReadLine().Split(' ');
            var command = inputString[0];
            while (command != "End")
            {
                var currentVehicle = new Vehicle
                {
                    Type = inputString[0],
                    Model = inputString[1],
                    Color = inputString[2],
                    Horses = decimal.Parse(inputString[3])
                };
                vehicles.Add(currentVehicle);
                if (command == "Close the Catalogue")
                {
                    trucks = vehicles.Where(a => a.Type == "truck" || a.Type == "Truck").OrderBy(a => a.Type).ThenBy(a => a.Model).ToList();
                    truckAvg = trucks.Sum(a => a.Horses) / trucks.Count;
                    cars = vehicles.Where(b => b.Type == "car" || b.Type == "Car").OrderBy(a => a.Type).ThenBy(a => a.Model).ToList();
                    carAvg = cars.Sum(b => b.Horses) / cars.Count;
                    foreach (var car in cars)
                    {
                        Console.WriteLine("Cars have average horsepower of {0:F2}.", carAvg);
                    }
                    foreach (var truck in trucks)
                    {
                        Console.WriteLine("Trucks have average horsepower of {0:F2}.",truckAvg);
                    }
                }
                inputString = Console.ReadLine().Split(' ');
                command = inputString[0];
            }
            foreach (var vehicle in vehicles)
            {
                vehicles = vehicles.OrderBy(a => a.Type).ThenBy(a => a.Model).ToList();
                Console.WriteLine(string.Format("Type: {0}\nModel: {1}\nColor: {2}\nHorsepower: {3}", vehicle.Type, vehicle.Model, vehicle.Color, vehicle.Horses));
            }
        }
    }
}