or solve online (using our beta test of Penpa-Edit tools; use the tab key to alternate between shading and number entry modes)
Author/Opus: This is the 1st puzzle from guest contributor Carl Worth.
Rules: Standard Nanro rules.
Answer String: Enter the length in cells of each of the segments labeled with numbers 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 = 1:30, Master = 2:00, Expert = 4:00