Fizz buzz is a simple children’s game where everyone sits in a circle, and each person takes a turn saying numbers in increasing order. More here: http://en.wikipedia.org/wiki/Fizz_buzz

fizzbuzz.rb

## write your fizzbuzz method in this file
# see http://en.wikipedia.org/wiki/Fizz_buzz for details on FizzBuzz game

def get_fb(number)
  return 'FizzBuzz' if (number % 5).zero? && (number % 3).zero?
  return 'Fizz' if (number % 3).zero?
  return 'Buzz' if (number % 5).zero?
  number
end

def fizzbuzz(size, &optional)
  sayings = []

  size.times do |index|
    counter = index + 1
    sayings.push(get_fb(counter))
    yield get_fb(counter) if optional
  end

  sayings
end