01. Anonymous Cache

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

namespace _01.Anonymous_Cache
{
    class Program
    {
        static void Main(string[] args)
        {
            var data = new Dictionary<string,Dictionary<string,long>>();
            var cache = new Dictionary<string, Dictionary<string, long>>();
            var inputLine = string.Empty;

            while ((inputLine = Console.ReadLine()) != "thetinggoesskrra")
            {
                string[] inputParameters = inputLine.Split(new []{' ', '-', '>', '|'}, StringSplitOptions.RemoveEmptyEntries);

                if (inputParameters.Length == 1)
                {
                    string dataSet = inputParameters[0];

                    if (cache.ContainsKey(dataSet))
                    {
                        data[dataSet] = new Dictionary<string, long>(cache[dataSet]);
                        cache.Remove(dataSet);
                    }
                    else
                    {
                        data[dataSet] = new Dictionary<string, long>();
                    }
                }
                else
                {
                    string dataKey = inputParameters[0];
                    long dataSize = long.Parse(inputParameters[1]);
                    string dataSet = inputParameters[2];

                    if (!data.ContainsKey(dataSet))
                    {
                        if (!cache.ContainsKey(dataSet))
                        {
                            cache[dataSet] = new Dictionary<string, long>();
                        }

                        cache[dataSet][dataKey] = dataSize;
                    }
                     else
                    {
                        data[dataSet][dataKey] = dataSize;
                    }
                }
            }

            if (data.Count > 0)
            {
                KeyValuePair<string, Dictionary<string, long>> result = data
                    .OrderByDescending(ds => ds.Value.Sum(d => d.Value))
                    .First();

                Console.WriteLine("Data Set: {0}, Total Size: {1}", result.Key, result.Value.Sum(d => d.Value));

                string prefix = "$.";

                foreach (var value in result.Value)
                {
                    Console.WriteLine("{0}{1}",prefix,value.Key);
                }
            }
        }
    }
}