04.Files

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

namespace _04.Files
{
    class Program
    {
        static void Main(string[] args)
        {

            Dictionary<string, Dictionary<string, decimal>> dict = new Dictionary<string, Dictionary<string, decimal>>();
            int n = int.Parse(Console.ReadLine());
            for (int i = 0; i < n; i++)
            {
                string input = Console.ReadLine();
                var everything = input.Split('\\').ToList();
                string root = everything[0];
                var fileAndSize = everything[everything.Count - 1].Split(';').ToList();
                string fileName = fileAndSize[0];
                decimal fileSize = long.Parse(fileAndSize[1]);
                if (!dict.ContainsKey(root))
                {
                    dict.Add(root, new Dictionary<string, decimal>());
                    dict[root].Add(fileName, fileSize);
                }
                else
                {
                    if (!dict[root].ContainsKey(fileName))
                    {
                        dict[root].Add(fileName, fileSize);
                    }
                    else
                    {
                        dict[root][fileName] = fileSize;
                    }
                }
            }
            SortedDictionary<string, decimal> result = new SortedDictionary<string, decimal>();
            List<string> end = Console.ReadLine().Split(' ').ToList();
            string resultType = "." + end[0];
            string resultRoot = end[2];
            foreach (KeyValuePair<string, Dictionary<string, decimal>> pair in dict)
            {
                if (pair.Key == resultRoot)
                {
                    foreach (KeyValuePair<string, decimal> innerpair in dict[pair.Key])
                    {
                        if (innerpair.Key.Contains(resultType))
                        {
                            result.Add(innerpair.Key, innerpair.Value);
                        }
                    }
                }
            }
            if (result.Count == 0)
            {
                Console.WriteLine("No");
            }
            else
            {
                foreach (KeyValuePair<string, decimal> pair in result.OrderByDescending(x => x.Value).ThenBy(x => x.Key))
                {
                    Console.WriteLine($"{pair.Key} - {pair.Value} KB");
                }

            }
        }
    }
}