def fizz_buzz(num)
    if num % 15 == 0
        'Fizz Buzz'
    elsif num % 3 == 0
        'Fizz'
    elsif num % 5 == 0
        'Buzz'
    else
        num.to_s
    end
end

num = gets.chomp.to_i

for i in 1..num
    puts fizz_buzz(i)
end