Ranking

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

namespace Ranking
{
    class Program
    {
        static void Main(string[] args)
        {
            Dictionary<string, string> map1 =
                new Dictionary<string, string>();
            Dictionary<string, Dictionary<string,int>> map2 =
                new Dictionary<string, Dictionary<string, int>>();

            int totalPoints = 0;

            while (true)
            {
                string input = Console.ReadLine();

                if (input=="end of contests")
                {
                    break;
                }

                string[] array = input.Split(":");

                string contest = array[0];
                string passwordForContest = array[1];

                if (!map1.ContainsKey(contest))
                {
                    map1.Add(contest, passwordForContest);
                }
            }

            while (true)
            {
                string input = Console.ReadLine();

                if (input == "end of submissions")
                {
                    break;
                }

                string[] array = input.Split("=>");

                string contest = array[0];
                string password = array[1];
                string username = array[2];
                int points = int.Parse(array[3]);

                if (map1.ContainsKey(contest) && map1.ContainsValue(password))
                {
                    if (!map2.ContainsKey(username))
                    {
                        map2.Add(username, new Dictionary<string, int>());

                        if (!map2[username].ContainsKey(contest))
                        {
                            map2[username].Add(contest, points);
                        }
                        else
                        {
                            if (points > map2[username][contest])
                            {
                                map2[username][contest] = points;
                            }
                        }
                    }
                    else
                    {
                        if (!map2[username].ContainsKey(contest))
                        {
                            map2[username].Add(contest, points);
                        }
                        else
                        {
                            if (points > map2[username][contest])
                            {
                                map2[username][contest] = points;
                            }
                        }
                    }
                }
            }

            foreach (var person in map2)
            {
                foreach (var pointScore in person.Value)
                {
                    totalPoints += pointScore.Value;
                }

                Console.WriteLine($"Best candidate is {person.Key} with total {person.Value.Values.Sum()} points.");
                break;
            }
            Console.WriteLine("Ranking: ");
            foreach (var user in map2.OrderBy(u=>u.Key))
            {
                Console.WriteLine(user.Key);

                foreach (var item in user.Value.OrderByDescending(p=>p.Value))
                {
                    Console.WriteLine($"#  {item.Key} -> {item.Value}");
                }
            }
        }
    }
}