Arturo Torres Sánchez R2D221

I hereby claim:

I am R2D221 on github.
I am r2d221 (https://keybase.io/r2d221) on keybase.
I have a public key whose fingerprint is 1EAD 0BD0 5035 338E 8EC3 0294 D9CA 9076 C532 5811

To claim this, I am signing this object:

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

	namespace System.Linq
	{
	public struct RequireClass<T> where T : class { }
	public struct RequireStruct<T> where T : struct { }

	(function(){

	var special = jQuery.event.special,
	uid1 = 'D' + (+new Date()),
	uid2 = 'D' + (+new Date() + 1);

	special.scrollstart = {
	setup: function() {

	var timer,

	public static int Factorial(int number)
	{
	if (number < 0)
	throw new Exception("Sorry, number must be zero or positive");

	Func<int, int> innerFactorial = null;
	innerFactorial = (_number) =>
	{
	if (_number <= 1)
	return 1;

	using System.Linq;

	namespace System.Collections.Generic
	{
	// based on http://stackoverflow.com/a/3486820/1858296
	public static class SortedDictionaryExtensions
	{
	private static Tuple<int, int> GetPossibleIndices<TKey, TValue>(SortedDictionary<TKey, TValue> dictionary, TKey key, bool strictlyDifferent, out List<TKey> list)
	{
	list = dictionary.Keys.ToList();