Advanced Sudoku Strategy Tips – X Wing Tutorial 2

Advanced Sudoku strategy tips - X wing
Diagram 1 – X Wing Advanced Strategy
In this advanced Sudoku strategy tips tutorial post.
I’ll be doing another example of where you can use the advanced X wing method.

This will help you solve very hard Sudoku puzzles.

For another worked example, visit my previous post. Advanced Sudoku Strategy: X Wing Tutorial 1.
For more X wing column variation tutorials. With step by step instructions. And pictures.
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X Wing Tutorial – Solving Sudoku with Advanced Techniques

Step by Step X Wing Tutorial

Advanced Sudoku strategy tips - X Wing Tutorial
Diagram 1 – X Wing Advanced Strategy
In this advanced Sudoku strategy tips and tricks tutorial.
You will find an example of how to use the X Wing technique.
An advanced Sudoku solving strategy.
Perfect to use to solve very hard Sudoku puzzles.
If you would like a tutorial on how to start a Sudoku and the Sudoku basic rules, please check out my previous post: Step by Step How to Solve Sudoku – Sudoku Tips and Rules.
Also if you would like to know what the X wing advanced Sudoku strategy is. You may also want to check out my previous post: An Introduction to the X Wing Advanced Sudoku Strategy.
However, in this Sudoku tutorial you will see an example of a Sudoku puzzle.
Where you can use the X wing strategy. And this example uses the column variation of the X wing technique.
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Swordfish Strategy – Advanced Sudoku Solving Method

Using the Swordfish Strategy – An Example

Swordfish Strategy - Advanced Sudoku Solving Method
Swordfish Strategy
Following on from my previous post on advanced Sudoku tips and tricks, in which I introduced the X wing strategy. This post is an introduction to an even more difficult method. In fact it is one of the most complex Sudoku strategies, and that is the Swordfish technique. Please note, this is just an overview, for now of this technique. A more detailed tutorial will follow in due course, once I have outlined all the different Sudoku strategy methods.
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