4341, C# - rextester

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//Rextester.Program.Main is the entry point for your code. Don't change it.
//Microsoft (R) Visual C# Compiler version 2.9.0.63208 (958f2354)

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text.RegularExpressions;

namespace Rextester
{
    abstract public class Beverage
    {
        string description = "NULL";
        abstract public string getDescription();
        abstract public double cost();
    }
    abstract public class Decorator : Beverage
    {
        protected Beverage beverage;
    }
    public class Espresso : Beverage
    {
        string description = "Espresso";
        public override string getDescription()
        {
            return description;
        }
        public override double cost()
        {
            return 1.05;
        }
    }
    
    public class Milk : Decorator
    {
        public Milk(Beverage beverage)
        {
            this.beverage = beverage;
        }
        public override string getDescription()
        {
            return beverage.getDescription() + ", Milk";
        }
        public override double cost()
        {
            return beverage.cost() + 0.33;
        }

}
    public class DarkRoast : Beverage
    {
        string description = "DarkRoast";
        public override string getDescription()
        {
            return description;
        }
        public override double cost()
        {
            return 3.15;
        }
        
    }
    public class HouseBlend : Beverage
    {
        string description = "HouseBlend";
        public override string getDescription()
        {
            return description;
        }
        public override double cost()
        {
            return 2.25;
        }
    
    }
    public class Mocha : Decorator
    {
        public Mocha(Beverage beverage)
        {
            this.beverage = beverage;
        }
        public override string getDescription()
        {
            return beverage.getDescription() + ", Mocha";
        }
        public override double cost()
        {
            return beverage.cost() + 0.25;
        }

}
    
    public class Soy: Decorator
    {
        public Soy(Beverage beverage)
        {
            this.beverage = beverage;
        }
        public override string getDescription()
        {
            return beverage.getDescription() + ", Soy";
        }
        public override double cost()
        {
            return beverage.cost() + 0.65;
        }
    
    }

public class Cream : Decorator
    {
        public Cream(Beverage beverage)
        {
            this.beverage = beverage;
        }
        public override string getDescription()
        {
            return beverage.getDescription() + ", Cream";
        }
        public override double cost()
        {
            return beverage.cost() + 1.4;
        }
    
    }
    
        public class Chocolad: Decorator
    {
        public Chocolad(Beverage beverage)
        {
            this.beverage = beverage;
        }
        public override string getDescription()
        {
            return beverage.getDescription() + ", Chocolad";
        }
        public override double cost()
        {
            return beverage.cost() + 2;
        }
        
    }

public class Program 
    { 
        public static void Main(string[] args)
        {
            Beverage beverage = new Espresso();
            Console.WriteLine(beverage.getDescription() + " " + beverage.cost() + " $");

Beverage beverage2 = new Espresso();
            beverage2 = new Milk(beverage2);
            beverage2 = new Cream(beverage2);
            beverage2 = new Cream(beverage2);
            Console.WriteLine(beverage2.getDescription() + " " + beverage2.cost() + " $");

Beverage beverage3 = new DarkRoast();
            beverage3 = new Chocolad(beverage3);
            beverage3 = new Cream(beverage3);
            Console.WriteLine(beverage3.getDescription() + " " + beverage3.cost() + " $");
            
            Beverage beverage4 = new HouseBlend();
            beverage4 = new Milk(beverage4);
            beverage4 = new Mocha(beverage4);
            beverage4 = new Soy(beverage4);
            beverage4 = new Cream(beverage4);
            beverage4 = new Chocolad(beverage4);
            Console.WriteLine(beverage4.getDescription() + " " + beverage4.cost() + " $");
        }
    }
}

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Compilation time: 0,39 sec, absolute running time: 0,11 sec, cpu time: 0,12 sec, average memory usage: 15 Mb, average nr of threads: 3, absolute service time: 0,53 sec