Weekend Special – Odd/Even and Killer Sudoku hybrid puzzle

Here is something brand new – an Odd/Even Killer Sudoku puzzle. If you ignore the odd/even part, this puzzle has many solution. So, you must use the grey cells (and not only those in your head) in order to solve this one.

Important: Cells with shaded background must contain ODD numbers, other cells must hold EVEN numbers.

Enjoy!

4 Comments

  1. Thanks for another nice puzzle! 🙂

    Just wondering if you’re going to post the solution pic for this later…

  2. This is the first time I saw this, and I’m not sure which is the odd or even – is the grey odd or even?

  3. David, good point, I have updated the instructions to clarify this.

    Cells with shaded background must contain ODD numbers, other cells must hold EVEN numbers.

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