X-Wings And Uniqueness in Sudoku: A quick primer

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United Kingdom Cracking The Cryptic
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Published on ● Video Link: https://www.youtube.com/watch?v=K976IB6LkgM


Duration: 6:54
2,580 views
59

Simon looks at a well-regarded Nikoli.com puzzle that features 2 X-Wings and then looks at why there isn't a uniqueness problem.



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