Nether-Realms

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

namespace Tech_Module_23_10_Exam
{
    class Program
    {
        static void Main(string[] args)
        {
            string[] input = Console.ReadLine()
                            .Split(new char[] { ' ', ',' }, StringSplitOptions.RemoveEmptyEntries)
                            .OrderBy(a => a)
                            .ToArray();
            List<Demon> demons = new List<Demon>();
            foreach (var demonName in input)
            {
                double damage = CalculateDamage(demonName);
                int health = CalculateHealth(demonName);
                Demon newDemon = new Demon()
                {
                    Name = demonName,
                    Damage = damage,
                    Health = health
                };
                demons.Add(newDemon);
            }

            demons = demons.OrderBy(a => a.Name).ToList();
            foreach (var demon in demons)
            {
                Console.WriteLine("{0} - {1} health, {2:f2} damage", demon.Name, demon.Health, demon.Damage);
            }
        }

        private static int CalculateHealth(string demonData)
        {
            Regex healthRegex = new Regex(@"[^0-9+\-*/\.]");
            MatchCollection matches = healthRegex.Matches(demonData);
            int health = 0;
            foreach (Match m in matches)
            {
                health += m.Value[0]; // every match is only one char
            }

            return health;
        }

        private static double CalculateDamage(string demonData)
        {
            Regex damageRegex = new Regex(@"[+-]?\d+(\.\d+)?");
            double damage = 0;
            foreach (var number in damageRegex.Matches(demonData))
            {
                damage += double.Parse(number.ToString());
            }

            double multiplier = GetMultiplier(demonData);
            damage *= multiplier;
            return damage;
        }

        private static double GetMultiplier(string demonData)
        {
            double multiplier = 1;
            for (int i = 0; i < demonData.Length; i++)
            {
                if (demonData[i] == '*')
                {
                    multiplier *= 2;
                }
                else if (demonData[i] == '/')
                {
                    multiplier /= 2;
                }
            }

            return multiplier;
        }
    }

    class Demon
    {
        public string Name { get; set; }
        public double Damage { get; set; }
        public int Health { get; set; }
    }
}