Cave by Murat Can Tonta
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: Primes
Author/Opus: This is the 14th puzzle from guest contributor Murat Can Tonta.
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 = 3:45, Master = 5:30, Expert = 11:00
Solution: PDF; a solution video is available here.
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.
See the next post’s comments.
Struggled with this one. 39:43
Tough… bifurcated and got 15:00 or so.
First part of the puzzle was pretty easy. Second half was considerably trickier: some nice ‘escaping’ logic!