Last Hurrah for 2022!

Puzzle # 27: Extra Region Palindrome Difference Sudoku!


Hello again! Well, here we are: NYE 2022 and publishing my 27th Sudoku in just over 6 months! What a ride it has been and I want to thank everyone who was stopped by and solved my puzzles! Special shout-out to SudoKanard and Kishore from Unshackling Sudokus and Puzzles who have both solved multiple puzzles of mine!

Your last puzzle of 2022 is this very tricky Extra Region Palindrome Difference Sudoku I created some months ago. Careful use of extra region and palindrome constraints will help you along until the final hurdles which once conquered will leave you feeling very satisfied indeed!


Rules:

- Apply classic sudoku rules

- Place digits 1-9 inclusive exactly once in each coloured region

- Digits along grey lines form palindromes - that is, they read the same forwards and backwards

- Digits in cells separated by a white circle must have a difference indicated by the number in the white circle.




http://tinyurl.com/22kcmfxn


Enjoy, and may the cookies crumble in your favour!


CC :)

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