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by phkahler 1592 days ago
Agreed. I spent about a minute before reading it and came up with the first solution, didn't feel like thinking through the puzzle of how not to care which one is larger, and then settled on the one with the 2016 expiration date. All within 1 to 2 minutes. I briefly considered XOR but didnt feel like remembering more about it - the solution was obvious when I saw it. How any of that was ever patentable is a crime.