def fizz_buzz(number, fizz, buzz)
  multiple_test_result = ''
  if number % fizz == 0
    multiple_test_result += 'Fizz'
  end
  if number % buzz == 0
    multiple_test_result += 'Buzz'
  end
  multiple_test_result
end

(1..100).each do |number|
  if fizz_buzz(number, 3, 5).empty?
    puts number
  else
    puts fizz_buzz(number, 3, 5)
  end
end