Given: anchorA tied to urlA

posted = False
for article in articles {
	if article contains anchor_a {
		replace "anchorA" with ("<a href=" + urlA + "\">" + anchorA + "</a>")
		do_the_posting
		posted = True
		break
	}
}
if posted == False {
	choose_random_article
	insert_link_in_a_separate_paragraph
	do_the_posting
}