• on Education & Information
  • Published in issue 12/2011 on page 75
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Hexadoku December2011

Puzzle with an electronics touch

Hexadoku December2011
If you are into puzzle solving, why not join the crowd of Elektor readers who solve the secret of Hexadoku every month, or at least have a crack at it! We’re sure you’ll be thrilled. “Simply” enter the right numbers in the puzzle below. Next, send the ones in the grey boxes to us and you automatically enter the prize draw for one of four Elektor Shop vouchers. Have fun!The Hexadoku puzzle employs numbers in the hexadecimal range 0 through F. In the diagram composed of 16 × 16 boxes, enter numbers such that all hexadecimal numbers 0 through F (that's 0-9 and A-F) occur once only in each row, once in each column and in each of the 4×4 boxes (marked by the thicker black lines). A number of clues are given in the puzzle and these determine the start situation.
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