Сръбско Unleashed

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

namespace СръбскоUnleashed
{
    class Program
    {
        static void Main(string[] args)
        {
            Dictionary<string, Dictionary<string, int>> venueSingerIncome = new Dictionary<string, Dictionary<string, int>>();
            string[] input = new string[2];

            string venue = "";
            string singer = "";
            int ticketPrice = 0;
            int ticketCount = 0;
            int totalIncome = 0;

            while (input[0] != "End")
            {
                input = Console.ReadLine().Split('@').ToArray();
                try
                {
                    singer = input[0];
                    List<string> theRest = input[1].Split(' ').ToList();
                    ticketCount = int.Parse(theRest[theRest.Count - 1]);
                    theRest.RemoveAt(theRest.Count - 1);
                    ticketPrice = int.Parse(theRest[theRest.Count - 1]);
                    theRest.RemoveAt(theRest.Count - 1);
                    totalIncome = ticketCount * ticketPrice;
                    venue = string.Join(" ", theRest);
                }
                catch (Exception)
                {
                    continue;
                }
                if (!venueSingerIncome.ContainsKey(venue))
                {
                    Dictionary<string, int> singerIncome = new Dictionary<string, int>();
                    singerIncome.Add(singer, totalIncome);
                    venueSingerIncome.Add(venue, singerIncome);
                }
                else
                {
                    if (!venueSingerIncome[venue].ContainsKey(singer))
                    {
                        venueSingerIncome[venue].Add(singer, totalIncome);
                    }
                    else
                    {
                        venueSingerIncome[venue][singer] += totalIncome;
                    }
                }
            }
            foreach (var pair in venueSingerIncome)
            {
                Console.WriteLine(pair.Key);
                foreach (var kvp in pair.Value.OrderByDescending(x=>x.Value))
                {
                    Console.WriteLine($"#  {kvp.Key}-> {kvp.Value}");
                }
            }
        }
    }
}