Naked Quad
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Revision as of 03:10, 4 June 2020 by Rooted (talk | contribs) (Created page with "A '''Naked Quad''' is a Naked Subset of size 4. It is formed by 4 cells that have candidates for only 4 digits and are collocated in the same house. == E...")
A Naked Quad is a Naked Subset of size 4.
It is formed by 4 cells that have candidates for only 4 digits and are collocated in the same house.
Example
The following example shows a Naked Quad in the middle box.
