let n = read_int ()
let f x = if x then 0 else 1;;

for i = 1 to n do
    if i mod 3<1 || i mod 5<1 then
        print_endline ([|"Fizz";""|].(f (i mod 3<1))^([|"Buzz";""|].(f (i mod 5<1))))
    else
        Printf.printf "%d\n" i
done