fizzbuzz.rb

def check num
  fizz_buzzez= []
  if num % 3 == 0
    fizz_buzzez << 'Fizz'
  end
  if num % 5 == 0
    fizz_buzzez << 'Buzz'
  end
 fizz_buzzez
end


1.upto 16 do |num|
  ar = check num
  if ar.empty?
    str = num
  else
    str = ar.compact.join
  end
  puts str
end