Lambda Extensible FizzBuzz 2.0 With LINQ

lambda-extensible-fizzbuzz2-with-linq-1.cs

public static void FizzBuzz()
{
    Dictionary<Func<int, bool>, Func<int, string>> rules = new Dictionary<Func<int, bool>, Func<int, string>>();
    rules.Add(x => x % 3 == 0, x => "fizz");
    rules.Add(x => x % 5 == 0, x => "buzz");
    rules.Add(x => x % 5 != 0 && x % 3 != 0, x => x.ToString());
    rules.Add(x => true, x => "\n");
 
    var output = from n in Enumerable.Range(1, 100)
                 from f in rules
                 where f.Key(n)
                 select f.Value(n);
 
    output.ToList().ForEach(x => Console.Write(x));
}