or solve online (using our beta test of Penpa-Edit tools; use tab to alternate between a composite mode for line/edge drawing and a number entry mode.)
Theme: Clue Symmetry and Logic
Author/Opus: This is the 148th puzzle from our contributing puzzlemaster Grant Fikes.
Rules: Standard Fillomino rules.
Answer String: For each cell in the marked rows/columns, enter the area of the polyomino it belongs to. Enter just the last digit for any two-digit number. Start with the 9th row, followed by a comma, followed by the 9th column.
Time Standards (highlight to view): Grandmaster = 1:30, Master = 2:15, Expert = 4:30