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  • I'm guessing the third compare should be against c? Commented May 28, 2015 at 13:14
  • @Telastyn ah, right, fixed. Commented May 28, 2015 at 13:15
  • Use the second, and see if you can't get rid of the more complex conditions by wrapping the relevant data in a separate class that itself overloads == Commented May 28, 2015 at 13:18