Tapa by Tom Collyer
or solve online (using our beta test of Penpa-Edit tools; use tab to shift between shading mode and the composite Yajilin mode where left click marks cells, right click marks dots in cells or X’s on edges, left click+drag draws lines.)
Theme: Singletons
Author/Opus: This is the 17th puzzle from our contributing puzzlemaster Tom Collyer.
Answer String: Enter the length in cells of each of the shaded segments from left to right for the marked rows, starting at the top. Separate each row’s entry from the next with a comma.
Time Standards (highlight to view): Grandmaster = 1:45, Master = 3:30, Expert = 7:00
Solution: PDF
Note: Follow this link for other classic Tapa. If you are new to this puzzle type, here are our easiest Tapa to get started on.
~5 minutes
Excellent puzzle with nice opening.
Regards,
Ravi
02:56.
A wonderful opening, and I suppose the aesthetics offset the repeated trick at the corners. Great puzzle.
getting the puzzle to be unique also played a part with the corners as well 🙂