using System;

using System.Collections.Concurrent;

using System.Linq;

public class Program

{

    public static readonly ConcurrentDictionary<int, ConcurrentQueue<int>> dic =

        new ConcurrentDictionary<int, ConcurrentQueue<int>>();

    public static void Main()

    {

        Enumerable

            .Range(1, 1000000)

            .AsParallel()

            .AsUnordered()

            .ForAll(i => AddValue(i % 100, i));

        Console.WriteLine($"Total Count: {dic.Sum(p => p.Value.Count)}");

        Console.WriteLine(

            $"Total Distinct Count: {dic.SelectMany(p => p.Value).Distinct().Count()}");

    }

    public static void AddValue(int kid, int vid)

    {

        dic.GetOrAdd(kid, _ => new ConcurrentQueue<int>()).Enqueue(vid);

    }

}