Stack Exchange network consists of 175 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.
Kindly see this trick question and help me know as to how it works:
The answer is always 123456789, how does it works? Can someone help me out here?
The numbers were specifically chosen so that all numerals are present. No coincidence, just the authors of the question trying to seem clever. (Not to say they didn't, but it's fairly easy to tell they set it up specifically to always work.)
Required, but never shown