using System;

for(var i = 1; i <= 100;i++)

{

    if(i % 3 == 0 && i % 5 == 0)

        Console.WriteLine("FizzBuzz");

    else if(i % 3 == 0)

        Console.WriteLine("FIZZ");

    else if (i % 5 == 0)

    Console.WriteLine("BUZZ");  

    else

        Console.WriteLine(i);

}