Pencilmark only Sudoku

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Re: Pencilmark only Sudoku

Postby m_b_metcalf » Tue Oct 08, 2019 4:30 pm

dobrichev wrote:The puzzle in 729-char format and the first SE solution steps.
Thanks for another test puzzle. It took my solver just over 8 minutes to find the solution:
Hidden Text: Show
Code: Select all
  1  2  3  4  5  6  7  8  9
  4  5  7  1  8  9  2  3  6
  6  8  9  7  3  2  1  5  4
  2  9  4  6  1  8  5  7  3
  3  7  1  9  4  5  8  6  2
  5  6  8  3  2  7  4  9  1
  7  3  2  8  6  4  9  1  5
  8  1  5  2  9  3  6  4  7
  9  4  6  5  7  1  3  2  8

Regards,

Mike
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m_b_metcalf
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