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Can you solve the UK Intel puzzle?

  1. Dec 24, 2015 #1
  2. jcsd
  3. Dec 24, 2015 #2


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    Gold Member

    That's got to be one of the hardest Su-do-kus I've ever seen.
  4. Dec 24, 2015 #3


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    Science Advisor

    They are called nonograms, or Japanese crosswords, if you like them there are lots of apps with hundreds of puzzles. Be careful, they're addictive.
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