FizzBuzz.cs

using System;

namespace FizzBuzz
{
    internal class Program
    {
        private static void Main(string[] args) => new Action<Action<int>>(f => (f = (x => (x > 1 ? new Action(() => f.Invoke(x - 1)) : () => { }).Invoke()) + f).Invoke((args != null && args.Length > 0 ? new Func<int>(() => int.Parse(args[0] ?? "100")) : () => 100).Invoke())).Invoke(x => { Console.WriteLine(new Func<string, string>(s => s == "" ? "{0}" : s).Invoke((x % 3 == 0 ? "Fizz" : "") + (x % 5 == 0 ? "Buzz" : "")), x); });
    }
}