Messages Manager

using System;
using System.Collections.Generic;
using System.Linq;

namespace problem03
{
    class Program
    {
        static void Main(string[] args)
        {
            Dictionary<string, List<int>> dict = new Dictionary<string, List<int>>();
            int capacity = int.Parse(Console.ReadLine());
            string comands = Console.ReadLine();

            while (comands != "Statistics")
            {
                string[] comand = comands.Split('=');
                if (comand[0] == "Add")
                {
                    string username = comand[1];
                    int sent = int.Parse(comand[2]);
                    int received = int.Parse(comand[3]);
                    int allMessages = sent + received;
                    if (!dict.ContainsKey(username))
                    {
                        dict[username] = new List<int>();
                        dict[username].Add(allMessages);
                        dict[username].Add(received);
                    }
                }
                else if (comand[0] == "Message")
                {
                    string sender = comand[1];
                    string receiver = comand[2];
                    if (dict.ContainsKey(sender) && dict.ContainsKey(receiver))
                    {
                        dict[sender][0]++;
                        dict[receiver][0]++;
                        dict[receiver][1]++;
                        if (dict[sender][0] >= capacity)
                        {
                            Console.WriteLine($"{sender} reached the capacity!");
                            dict.Remove(sender);
                        }
                        if (dict[receiver][0] >= capacity)
                        {
                            Console.WriteLine($"{receiver} reached the capacity!");
                            dict.Remove(receiver);
                        }
                    }

                }
                else if (comand[0] == "Empty")
                {
                    if (comand[1] == "All")
                    {
                        dict = new Dictionary<string, List<int>>();
                    }
                    else
                    {
                        string username = comand[1];
                        if (dict.ContainsKey(username))
                        {
                            dict.Remove(username);
                        }
                    }
                }
                comands = Console.ReadLine();
            }

            var countUserNames = dict.Keys.Count;
            Console.WriteLine($"Users count: {countUserNames}");

            var result = dict.OrderByDescending(x => x.Value[1]).ThenBy(x => x.Key);
            foreach (var item in result)
            {
                Console.WriteLine($"{item.Key} - {item.Value[0]}");
            }
        }
    }
}