02. Race

using System;
using System.Linq;
using System.Text.RegularExpressions;

namespace Race
{
    internal class Program
    {
        static void Main(string[] args)
        {
            Dictionary<string, int> racers = Console.ReadLine()
                .Split(", ")
                .ToHashSet()
                .ToDictionary(key => key, value => 0);

            string command;

            while ((command = Console.ReadLine()) != "end of race")
            {
                string racer = Regex.Replace(command, @"[^a-zA-Z]+", "");
                int sum = Regex.Replace(command, @"\D+", "")
                    .ToCharArray()
                    .Select(x => x - 48)
                    .Sum();

                if (racers.ContainsKey(racer))
                {
                    racers[racer] += sum;
                }
            }

            int index = 0;
            var placeNum = new[] { "1st", "2nd", "3rd" };

            foreach (var racer in racers.OrderByDescending(x => x.Value))
            {
                Console.WriteLine($"{placeNum[index]} place: {racer.Key}");

                if (index == 2)
                {
                    break;
                }

                index++;
            }
        }
    }
}