source: https://stackoverflow.com/q/11764539/5919473

1.js

public void DoFizzBuzz()
{
    var combinations = new Tuple<int, string>[] 
    { 
        new Tuple<int, string> (3, "Fizz"), 
        new Tuple<int, string> (5, "Buzz"), 
    };

    for (int i = 1; i <= 100; ++i)
    {
        bool found = false;

        foreach (var comb in combinations)
        {
            if (i % comb.Item1 == 0)
            {
                found = true;
                Console.Write(comb.Item2);
            }
        }

        if (!found)
        {
            Console.Write(i);
        }

        Console.Write(Environment.NewLine);
    }
}