X-wings - how do they work?

Advanced methods and approaches for solving Sudoku puzzles

X-wings - how do they work?

Postby MrChips » Tue Aug 30, 2005 7:27 am

I have several puzzles that I am unable to complete.

I see from this excellent forum that there is a technique called x-wings. Can anyone point me to an explanation of how these work please?

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Joined: 29 August 2005

Postby Max Beran » Tue Aug 30, 2005 7:41 am

Max Beran
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Joined: 17 August 2005

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