Shape Sudoku by Serkan Yürekli
or solve online (using our beta test of Penpa-Edit tools; use tab to alternate between Sudoku number entry mode and a shading mode to manage the shape inventory.)
Theme: Zero X
Author/Opus: This is the 56th puzzle from our contributing puzzlemaster Serkan Yürekli.
Rules: Standard Shape Sudoku rules.
Answer String: Enter the 2nd column from top to bottom, followed by a comma, followed by the 5th column from top to bottom.
Time Standards (highlight to view): Grandmaster = 2:30, Master = 3:30, Expert = 7:00
Solution: PDF
Note: Follow this link for other less common variations of Sudoku. Many specific variations of Sudoku have their own categories in the sidebar to the left. Follow this link for classic Sudoku.
7:15
FYI: This one took me a bit longer due to the fact that the patron version didn’t reveal the exact anti-reflection rule (but it was still solvable without assuming that rule).
Regards,
Loren
A little late saying so, but I quite enjoyed this one!
Fun, though I’m pretty sure this is solvable with only the central 2 of the X shape.