algorithm for the last few please

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algorithm for the last few please

Postby jeffcia » Fri Jan 23, 2015 2:06 pm

can somebody please give me an algorithm that will help me to fill in the last few here. I can solve it using a guess and check, but would prefer to have an algorithm. Thanks in advance
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Re: algorithm for the last few please

Postby JasonLion » Fri Jan 23, 2015 5:05 pm

There is a naked pair in column 8, and then singles to the end.
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Re: algorithm for the last few please

Postby jeffcia » Fri Jan 23, 2015 7:41 pm

JasonLion wrote:There is a naked pair in column 8, and then singles to the end.



Thanks!! I was looking for naked pairs/triples only within each big square!! I didn't think to look above for the 89.
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