userLogs

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

namespace userLogs
{
    class MainClass
    {
        public static void Main(string[] args)
        {
            List<string> list = new List<string>(Console.ReadLine().Split(new[] { '=', ' ' }, StringSplitOptions.RemoveEmptyEntries));
            SortedDictionary<string, Dictionary<string, int>> dict = new SortedDictionary<string, Dictionary<string, int>>();
            while (list[0] != "end")
            {
                for (int i = 0; i < list.Count; i += 6)
                {
                    if (!dict.ContainsKey(list[i + 5]))
                    {
                        dict[list[i + 5]] = new Dictionary<string, int>();
                    }

                    if (!dict[list[i + 5]].ContainsKey(list[i + 1]))
                    {
                        dict[list[i + 5]][list[i + 1]] = 1;
                    }
                    else
                    {
                        dict[list[i + 5]][list[i + 1]] += 1;
                    }
                }
                list = new List<string>(Console.ReadLine().Split(new[] { '=', ' ' }, StringSplitOptions.RemoveEmptyEntries));
            }
            foreach (var item in dict)
            {
                Console.WriteLine($"{item.Key}:");
                foreach (var entry in item.Value)
                {
                    Console.Write(string.Join(", ", $"{entry.Key} => {entry.Value}"));
                }
                Console.Write('.');
                Console.WriteLine();
            }
        }
    }
}