title: Selecting Unique Elements From a List in C#
body: <p>How do I select the unique elements from the list <code>{0, 1, 2, 2, 2, 3, 4, 4, 5}</code> so that I get <code>{0, 1, 3, 5}</code>, effectively removing <em>all instances of</em> the repeated elements <code>{2, 4}</code>?</p>