# your code goes here
test_str = <<IPSUM
Lorem ipsum dolor sit amet, consectetur adipiscing elit. Pellentesque neque purus, tempus eu accumsan sit amet, iaculis non est. Vestibulum vel diam cursus, commodo magna quis, scelerisque nulla. Aenean vel quam ut diam molestie egestas in in velit. Suspendisse urna urna, pellentesque feugiat posuere sed, cursus vel libero. Suspendisse dignissim et nisi quis euismod. Praesent non iaculis mi. Vestibulum gravida purus a felis dictum, a volutpat enim malesuada. Pellentesque et orci eu ligula cursus venenatis eu sit amet ligula. Donec ligula nunc, porttitor vitae blandit ut, dignissim quis ligula.
 
Aliquam at ipsum at purus interdum dapibus. Morbi iaculis nulla id tortor feugiat, non lacinia nunc tempor. Nullam viverra in enim a pellentesque. Donec vitae pharetra orci, et viverra purus. Vestibulum tempus dignissim erat, eget imperdiet augue faucibus ut. Ut at fermentum nisl. Suspendisse rhoncus sapien eu felis luctus aliquam. Nullam malesuada velit id quam ultricies, id semper lorem tristique. Sed sit amet dolor ac neque mollis placerat. Aliquam aliquet gravida leo, nec aliquam leo rhoncus et. Curabitur non lectus felis.
 
Sed dapibus iaculis sodales. Maecenas quis pretium erat. Nam non dolor ac lectus porta hendrerit. Vivamus aliquam nisi ac leo porta, id faucibus tortor sollicitudin. Proin a lacinia massa. Nulla faucibus lacus non quam scelerisque, ut consequat augue euismod. Phasellus accumsan pulvinar diam in condimentum. Nulla facilisi. Aliquam vitae enim eget tortor blandit tempus sit amet volutpat enim. Duis adipiscing mollis varius. Morbi eget metus sit amet massa blandit vestibulum non in tellus. Donec ornare arcu vitae enim lacinia pretium. Integer sodales a dolor id commodo.
 
Maecenas sapien eros, sodales sed est nec, porttitor bibendum leo. Sed lacinia viverra rhoncus. Ut sed arcu gravida ligula vestibulum tristique. Vivamus ultrices volutpat felis, ac sagittis dui malesuada ut. Sed lobortis nulla id ipsum blandit aliquet. Suspendisse potenti. Integer ac tortor eu arcu mollis posuere. Nulla mauris elit, iaculis sed tempus ut, ultrices quis eros. Nunc laoreet velit mattis quam tincidunt, in ornare lacus hendrerit. Suspendisse potenti. Cras iaculis sem at auctor aliquam. Curabitur lobortis tincidunt purus, vitae scelerisque ante cursus ac. Ut iaculis turpis ac lacus posuere, ut convallis risus accumsan.
 
Pellentesque ligula nisi, congue convallis nibh non, fringilla sodales mauris. Sed turpis magna, fermentum lacinia mauris id, blandit placerat mi. Pellentesque fermentum rutrum lectus ac tincidunt. In hac habitasse platea dictumst. Donec luctus dui ligula, ac tincidunt risus lacinia in. Donec eu nulla at lacus accumsan blandit. Nunc gravida porttitor risus ac pretium. Nam pretium nisi et risus porta posuere sit amet sit amet eros. Proin dictum rhoncus ultricies. Mauris id mauris erat. Donec aliquam elit et ipsum gravida accumsan. Pellentesque sodales mattis mi, sed lobortis purus luctus vitae. Lorem ipsum dolor sit amet, consectetur adipiscing elit. Pellentesque vehicula vel enim ac malesuada. Donec eget elit in tortor varius ornare id vel lorem. Morbi quis massa laoreet, facilisis odio id, condimentum mi.
 
Vivamus dignissim faucibus dui. In lectus augue, ultricies nec pharetra nec, egestas a enim. Duis et velit pulvinar, eleifend nisi et, ullamcorper nibh. Ut bibendum metus nec mauris vehicula.
IPSUM
 
test_str.scan(/\w+/) { |w| puts w }

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