using System;

using System.Linq;

using System.Collections;

public class Simple {

  public static void Main() {

    var numeros = Enumerable.Range(1, 100).ToList();

​

    var impresion = numeros.Select(num => (double)num % 3 == 0 ? "Fizz" : num.ToString()).Select(num => string.Concat(num.IsNumber ? string.Empty : num, "Buzz"));

   // var impresion = from numero in numeros select numero.ToString();

    foreach (var item in impresion)

      Console.WriteLine(item);

  }

}