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: Salt and Pepper (alphanumerically, 19 = S, 16 = P)
Author/Opus: This is the 18th puzzle from our contributing puzzlemaster John Bulten.
Rules: Standard Fillomino rules. Also, all polyominoes should have rotational symmetry as in this example:
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 1st row, followed by a comma, followed by the 10th column.
Time Standards (highlight to view): Grandmaster = 10:00, Master = 22:30, Expert = 45:00
Note: Follow this link for other classic Fillomino and this link for more variations on Fillomino puzzles. If you are new to this puzzle type, here are our easiest Fillomino puzzles to get started on.