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Random Sudoku @paulspages.co.uk How to solve sudoku puzzles Solving sudoku puzzles is easier than it looks, and all but the very hardest puzzles can be solved using just a few simple techniques. You don't need any maths, and you don't need to guess. It's all done by observation and logic, and the most important thing is to st ay 100% accurate at all times. This page covers techniques that will solve most puzzles up to (and including) 'fiendish' or 've ry hard' rating. If you've arrived here direct from a search engine, you may like to try[email protected] - it's a web page that creates puzzles, lets you solve them on screen (or print them out) and will even s how you the answer! Click here for a printer-friendly version of this page. For an expanded version of this guide, including more extreme solving methods, see SudokuXP's Solving Guide. 1. The Rules. 2. Getting started. 3. Pencilling-in. 4. Serious solving! 5. Extreme puzzles. 6. Quick solving checklist. 1. The Rules. Here's a 'classical' sudoku puzzle. It's a grid 9 squares wide and 9 squares deep. The lines of squares running horizontally are called rows, and the lines running vertically are called columns. The grid is further divided by the darker lines into n ine 3 X 3 square 'boxes'. Some of the squares already have numbers in them. Your task is to fill in the blank squares. There's only one rule:

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