Cave by Prasanna Seshadri
or solve online (using our beta test of Penpa-Edit tools; use tab to shift between shading mode and the linex mode where left click+drag draws lines and right click marks X’s)
Theme: Skewed Diagonals
Author/Opus: This is the 168th puzzle from our contributing puzzlemaster Prasanna Seshadri.
Rules: Standard Cave rules.
Answer String: Enter the length in cells of each of the cave segments from left to right for the marked rows, starting at the top. Separate each row’s entry with a comma.
Time Standards (highlight to view): Grandmaster = 2:30, Master = 4:15, Expert = 8:30
Solution: PDF
Note: Follow this link for other classic Caves. If you are new to this puzzle type, here are our easiest Cave Puzzles to get started on. More Cave puzzles can be found in The Art of Puzzles and in Roger Barkan’s Colossal Cave Collection.
Wonderful puzzle. I enjoyed the mix of solving techniques, with the focus on avoiding extensions that create crosscuts.
Challenging, but absolutely one of my favorite cave puzzles.