The puzzles were generated using the QQWing Sudoku software, which ensure that each puzzle has a unique solution. The generated puzzles were then graded using Sukaku Explainer and sorted into four ...

Basically I've been tinkering around with python, but never really made anything worth thinking about. I've been into solving sudoku lately, so I was thinking that making something that works for that ...

Play our daily hard sudoku here. Plus, you can let us know what you think of the puzzles by emailing at hey@metro.co.uk. We look forward to hearing from you.

Play our daily hard sudoku here. Plus, you can let us know what you think of the puzzles by emailing at hey@metro.co.uk. We look forward to hearing from you.

The logic puzzle game Sudoku is now available in the Windows ... features and five difficulty levels- very easy, easy, medium, hard and expert level. The game allows users to set their difficulty ...