M         L
  H           O W
  W S   L       P
    E W R   L H  
    P            
              R O
  O     S        
      L M     S  
    M     W     H

Code-Doku Joke

What is the best thing to do if you find a gorilla in your bed?

Place each of the letters of WELSH ROMP exactly once in each row, column and 3×3 box. When you have completed the puzzle, the shaded squares will form the punch line of the joke read left to right, then top to bottom.

Difficulty: Extreme

Here is a print-friendly version of this puzzle.

 

Please send responses to my email address is mathrec at this domain

Thanks,
Steve