Tapa (Line) by Serkan Yürekli
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: Corners
Author/Opus: This is the 77th puzzle from our contributing puzzlemaster Serkan Yürekli.
Rules: Standard Tapa rules. Also, there may not be four consecutive black cells in any row or column.
See also this example:
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 Tapa variations and this link for classic Tapa. If you are new to this puzzle type, here are our easiest Tapa puzzles to get started on.
Really enjoyed this one. Thanks!
Got it un 4:55, but without unicity, and I cannot prove the unicity in the end.
Not sure if this counts as a spoiler so I’ve rot-13’ed it just in case. V qvqa’g ernyvfr gung gur hfhny ab gjb ol gjb nernf fgvyy nccyvrq nf vf gur pnfr jvgu gur ahevxnor (yvar)f V’ir frra fb gevrq fbyivat jvgubhg, naq vg nyzbfg fbyirf pbzcyrgryl jvgubhg arrqvat gb eryl ba vg – rkprcg sbe n pbhcyr bs fdhnerf qbja gur obggbz yrsg. Still I enjoyed the solve, nice puzzle!
11:57.The lower left portion had me fumbling for a while and I was trying to use uniqueness to get to the solution until I realized there is a much more direct path.