![Prisoners accuse newspaper of printing 'impossible' Sudoku after failing to solve puzzle - Irish Mirror Online Prisoners accuse newspaper of printing 'impossible' Sudoku after failing to solve puzzle - Irish Mirror Online](https://i2-prod.irishmirror.ie/incoming/article6035767.ece/ALTERNATES/s615b/PAY-Sudoku-puzzle.jpg)
Prisoners accuse newspaper of printing 'impossible' Sudoku after failing to solve puzzle - Irish Mirror Online
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Pocket Wordoku: 500+ Words Hidden in 9x9 Sudoku | Compact and Travel-friendly Sudoku Book: 4.5 x 6 Inches in Size | 4 Difficulty Levels: Easy to Extreme (One Puzzle, One Story): TASSE, SENIOR: 9798824074390: Amazon.com: Books
![Distribution of number of clues for puzzles in the fedsudoku.eu website. | Download Scientific Diagram Distribution of number of clues for puzzles in the fedsudoku.eu website. | Download Scientific Diagram](https://www.researchgate.net/publication/329740499/figure/fig7/AS:729584483983365@1550957904702/Distribution-of-number-of-clues-for-puzzles-in-the-fedsudokueu-website.png)
Distribution of number of clues for puzzles in the fedsudoku.eu website. | Download Scientific Diagram
![Prisoners accuse newspaper of printing 'impossible' Sudoku after failing to solve puzzle - Mirror Online Prisoners accuse newspaper of printing 'impossible' Sudoku after failing to solve puzzle - Mirror Online](https://i2-prod.mirror.co.uk/incoming/article6034575.ece/ALTERNATES/n310p/PAY-Sudoku-puzzle.jpg)