From the Foxger’s Den #52: LITS
or solve online (using our beta test of Penpa-Edit tools)
Theme: Two Sides (the shading is just for artistic effect)
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 = 1:20, Master = 1:45, Expert = 3:30
Solution: PDF
Penpa answer check isn’t working.
Thanks for reporting this; we’re looking into the issue. I suspect the shading of the background may be impacting the checker after a recent Penpa update.