Race - Regular Expressions

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

namespace Race
{
    class Program
    {
        static void Main()
        {
            string[] names = Console.ReadLine()
                .Split(", ")
                .ToArray();

            Dictionary<string, int> racers = new Dictionary<string, int>();

            for (int i = 0; i < names.Length; i++)
            {
                racers.Add(names[i], 0);
            }

            string racerInfo = Console.ReadLine();

            while (racerInfo != "end of race")
            {
                string pattern = @"(?<name>[A-Za-z]+)|(?<distance>\[0-9])";


                MatchCollection nameDistance = Regex.Matches(racerInfo, pattern);

                string name = "";


                foreach (Match item in nameDistance)
                {
                    name += item.Groups["name"].Value;
                }

                int splitDigits = 0;

                foreach (Match item in nameDistance)
                {
                    splitDigits += int.Parse(item.Groups["distance"].Value);
                }

                if (racers.ContainsKey(name))
                {
                    racers[name] += splitDigits;
                }
                racerInfo = Console.ReadLine();
            }

            foreach (var racer in racers)
            {
                Console.WriteLine($"{racer.Key}: {racer.Value}");
            }


        }
    }
}