One digit unique solution [WPF Sudoku GP 2013]

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Is this suitable for a Sudoku competition

Yes
1
9%
Maybe
2
18%
No
8
73%
 
Total votes: 11

Fred76
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One digit unique solution [WPF Sudoku GP 2013]

Post by Fred76 » Sat 05 Jan, 2019 4:27 pm

03 - one digit unique solution.png
03 - one digit unique solution.png (41.25 KiB) Viewed 295 times
Source: http://www.worldpuzzle.org/files/35/WPF ... Leg_IB.pdf

Here we have to determine the value of a cell which will make the solution unique. The idea is easy to understand, but the concept is perhaps too far away. Kind of meta-puzzle about uniqueness.

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