import std;


fn fizzBuzz(n: int) {
    var x = 0;
    while x < n {
        x = x + 1;
        if x % 15 == 0 {
            print("FizzBuzz");
        }
        if x % 3 == 0 {
            print("Fizz");
        }
        else if x % 5 == 0 {
            print("Buzz");
        }
        else {
            print(x);
        }
    }
}



fizzBuzz(30);