Erb question

gistfile1.txt

# How would you write an erb file that produces exactly the following output
<articles>
  <article>Title</article>
  <article>Title</article>
  <article class=”high”>Title</article>
  <article>Title</article>
  <article>Title</article>
  <article class=”high”>Title</article>
  <article>Title</article>
  <article>Title</article>
  <article class=”high”>Title</article>
  <article>Title</article>
  <article>Title</article>
  <article class=”high”>Title</article>
</articles>

require 'action_view'
include ActionView::Helpers::TextHelper
erb_input = <<-ERB

ERB

puts ERB.new(erb_input).result

require 'erb'
require 'action_view'
include ActionView::Helpers::TextHelper
erb_input = <<-ERB_DAT
<articles>
  <% 12.times do |i| %>
    <article class="<%= cycle('', '', "high") %>">Title</article>
  <% end %>
</articles>
ERB_DAT

puts ERB.new(erb_input).result