7
$\begingroup$

0870678884068983409815824039880670002291

Hint 1:

Solving this requires external resources.

Hint 2:

The fact that both the problem and the answer are expressed as numbers is largely a red herring.

$\endgroup$
  • $\begingroup$ This took the xkcd boards four days to solve; I wonder how this community will do? $\endgroup$ – histocrat Mar 26 '15 at 22:09
  • 1
    $\begingroup$ With our combined support, it'll be one day. Two days, tops! $\endgroup$ – Conor O'Brien Mar 26 '15 at 22:14
  • 1
    $\begingroup$ @histocrat Suggest to change the question a bit (thou I have no better idea), cuz I know the answer already without thinking.. $\endgroup$ – Alex Mar 26 '15 at 22:25
  • $\begingroup$ @JoeZ. I was trying to hint to histocrat what you're saying, without saying it =D $\endgroup$ – Alex Mar 26 '15 at 22:28
  • 1
    $\begingroup$ It's against the spirit of the rules, perhaps, but you can't actually tell if somebody did it or not. $\endgroup$ – Joe Z. Mar 26 '15 at 22:31
12
$\begingroup$

Thanks to reading a lot of books and hint #2, the answer is:

18

The clue is made up of

4 ISBN-10 numbers
0870678884 - How to Win
0689834098 - You Have to Write
1582403988 - Six
0670002291 - Times Three

Great puzzle!

$\endgroup$
  • $\begingroup$ Oh wow ... yes, great puzzle! $\endgroup$ – Rand al'Thor Mar 27 '15 at 0:58
  • $\begingroup$ Make an oath that you did not google the answer, or your ding ding will shrink @JasonLepack $\endgroup$ – Alex Mar 27 '15 at 16:40
  • 1
    $\begingroup$ Ok... I did not Google the answer. Please do not shrink my ding ding. $\endgroup$ – LeppyR64 Mar 27 '15 at 17:00

Your Answer

By clicking “Post Your Answer”, you agree to our terms of service, privacy policy and cookie policy

Not the answer you're looking for? Browse other questions tagged or ask your own question.