Even &quot;temp&quot; would be a standard name for the temporary variable used in a swap function.<p><a href="https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Swap_(computer_science)#Using_a_temporary_variable" rel="nofollow">https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Swap_(computer_science)#Using_...</a>