04. Files.Broken 60/100

namespace SendNudes
{
    using System;
    using System.Collections.Generic;
    using System.Linq;
    using System.Numerics;
    using System.Text.RegularExpressions;

    class StringsDemoBro
    {
        static void Main(string[] args)
        {
            int n = int.Parse(Console.ReadLine());

            var listed = new List<string>();
            var results = new Dictionary<string, ulong>();

            for (int i = 0; i < n; i++)
            {
                var input = Console.ReadLine();
                listed.Add(input);
            }

            var extRoot = Console.ReadLine().Split();

            for (int i = 0; i < listed.Count; i++)
            {
                if (listed[i].Contains(extRoot[0]) && listed[i].Contains(extRoot[2]))
                {
                    var currentWord = listed[i].Split(new char[] { ' ', '\\', ';' }, StringSplitOptions.RemoveEmptyEntries);

                    var size = ulong.Parse(currentWord[currentWord.Length - 1]);
                    var fileNameExt = currentWord[currentWord.Length - 2];

                    var fileName = fileNameExt;

                    if (!results.ContainsKey(fileNameExt))
                    {
                        results.Add(fileNameExt, size);
                    }
                    else
                    {
                        results[fileNameExt] = size;
                    }
                }
            }

            if (results.Count == 0)
            {
                Console.WriteLine("No");
                return;
            }

            foreach (var result in results.OrderByDescending(x => x.Value).ThenBy(k => k.Key))
            {
                Console.WriteLine($"{result.Key} - {result.Value} KB ");
            }
        }
    }
}