Nether Realms-String and Regex

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

public class Program
{
	public static void Main()
	{
		Dictionary<string,Dictionary<int,double>> nameHpDmg = new Dictionary<string,Dictionary<int,double>>();

		string[] names = Console.ReadLine().Split(new[] {',',' '},StringSplitOptions.RemoveEmptyEntries);

		foreach (string name in names)
		{
			int health =0;

			for (int i=0; i<name.Length; i++)
			{
				char curr = name[i];

				if (char.IsDigit(curr) || curr=='+' || curr=='-' || curr == '*' || curr=='/' || curr=='.')
				{
					continue;
				}
				else
				{
					health += (int) curr;
				}
			}

			string numsPattern = @"(\+|-)?(\d+(\.\d+)?)";

			double dmg = 0;

			if (Regex.IsMatch(name,numsPattern))
			{
				MatchCollection matches = Regex.Matches(name,numsPattern);

				foreach (Match match in matches)
				{
					double currMatch = double.Parse(match.Value);
					dmg+=currMatch;
				}
			}

			foreach (char symbol in name)
			{
				if (symbol == '*')
				{
					dmg*=2;
				}
				else if (symbol == '/')
				{
					dmg/=2.0;
				}
			}

			nameHpDmg.Add(name,new Dictionary<int,double>());
			nameHpDmg[name].Add(health,dmg);
		}

		foreach (var kvp in nameHpDmg.OrderBy(x=>x.Key))
		{
			string name = kvp.Key;

			foreach (var kvpValue in kvp.Value)
			{
				Console.WriteLine("{0} - {1} health, {2:f2} damage",name,kvpValue.Key,kvpValue.Value);
			}
		}
	}
}