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Code-Doku Joke

What clothes does a house wear?

Place each of the letters of READS exactly once in each row, column and 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: Easy

Here is a print-friendly version of this puzzle.

Other difficulties:
All of these can be solved using the sudoku placement rules alone, and they all have the same hidden message. Choose a puzzle difficulty that fits your interest, or solve the easy puzzle then try a harder one after you know the message.

• Moderate — Requires no advanced techniques
• Subtle — Cannot be solved with elimination alone, but otherwise easy
• Tough — Cannot be solved with elimination alone
• Tougher — Cannot be solved with elimination alone
• Tricky — Requires something beyond row/box and column/box interactions
• Fiendish — Requires more than row/box and column/box interactions

Please send responses to

Thanks,
Steve