Lowercase-er.rb

puts "Welcome back!"
result = ""
until result == "quit"
  print "> "
  result = gets.chomp
  result_array = result.split(' ').each do |word|
    word.downcase!
    proper_nouns = ["ecuador", "diego", "luzuriaga"]
    word.capitalize! if proper_nouns.include?(word)
  end
  result_array[0].capitalize!
  output = result_array.join(' ')
  
  print "\n<em>#{output}</em>\n\n" unless result == "quit"
end
puts "Goodbye!"