99 bottles

99bottles.rb

def ninety_nine_bottles(num)
  while num>=0
    if num == 0
      puts "No more bottles of beer on the wall :/"
      break
    else
    puts "#{num} bottles of beer on the wall"
    puts "#{num} bottles of beer"
    puts "Take one down, pass it around"
    puts "#{num-1} bottles of beer on the wall"
    num -= 1
    end
  end
end